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Hand-held Analyzer Types 2250, 2250

1. 100 1000 10000 Hz 040165 1 34 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 4 6 Free field 0 frequency response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer s electrical response with the microphone preamplifier connected to a microphone extension cable Corresponds to the Acoustical Response column in Table A 4 dB 100 1000 10000 Hz 040167 2 Fig 4 7 Free field 0 frequency response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer Corresponds to the Acoustical Response column in Table A 5 100 1000 10000 Hz 040168 2 Fig 4 8 Free field 0 frequency response for Outdoor Microphone Kit UA 1404 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer s electrical response with the microphone preamplifier connected to a microphone extension cable Corresponds to the Acoustical Response column in Table A 6 dB 4 100 1000 10000 Hz 040170 1
2. Table 4 3 mm Total Range Frequency Weighting A weighting B weighting C weighting Z weighting Z weighting dB dB dB Normal Extended dB dB 139 7 24 8 139 7 24 1 139 7 25 5 139 7 30 6 139 7 41 2 Note For Sound Exposure Levels the stated ranges are valid if 10 lg Af is added to the limits At being the averaging time interval indicated as Elapsed Time expressed in seconds 4 9 3 Primary Indicator Range Primary Indicator Range according to the International Standard IEC 60651 Table 4 4 m Pri Indi Lower Limit ndicator Upper ange imi NND g Range Limit A weighting B weighting C weighting Z weighting Z weighting dB dB dB dB Normal Extended dB dB Single 122 3 23 5 22 8 24 2 29 3 39 9 High 122 3 41 7 40 4 40 4 44 6 45 7 Low 92 3 23 5 22 8 24 2 29 3 39 9 4 9 4 Indicator Range Indicator Range according to the International Standard IEC 60804 ie Lower Limit ndicator Range Upper Range Limit A weighting B weighting C weighting Z weighting Z weighting dB dB dB dB Normal Extended dB dB Single 139 3 23 5 22 8 24 2 29 3 39 9 High 139 3 41 7 40 4 40 4 44 6 45 7 Low 109 3 23 5 22 8 24 2 29 3 39 9 Note For Sound Exposure Levels the stated ranges are valid if 10 lg Az is added to the limits At being the averaging time interval indicated as Elapsed Time expressed in second
3. s AQ 1712 AQ 0056 Additional hardware Bison overview for Normal of ZH 0689 e L E echargeable Mode of Op eration Valve Regulated Lead Acid when Utility Unit UA 2199 QB 0065 ZH 0689 is used T amp as an alternative to LK 0113 em Mains Power Supply Door Switch ZG 0426 ZH 0669 ZH 0689 Battery 2 12 V Rechargeable Valve Regulated Lead Acid QB 0065 Z AN 0033 5 D AC in LK 0113 USB LK 0113 5 3 AO 0649 External DC in Power AQ 1786 GPS AO 0689 AO 0743 AGES l Weather Station Microphone 090070 2 Table 1 2 x a n Br el amp Kjzer Aaditional Quantity Type Part Number Description Hardware components 1 ZH 0689 Utility Unit needed for Normal Mode 1 UA 2199 Mounting Bracket Assembly for SLM Type 2250 in NMT of Operation 3 LK 0013 EMC ferrite core snap on box when Utility Unit ZH 0689 is used 1 YS 0690 Screw for mounting Type 2250 onto UA 2199 as S alternative to 1or2 QB 0065 12 V Rechargeable Valve Regulated Lead Acid Battery Mains Power assembly with cable AO 0656 Supply ZG 0426 1 ZH 0669 Door Switch and Charge Control with Cable 0 9 m 1 AQ 1712 Cable LEMO coax to PHOENIX 2 pin Screened 0 55 m 1 AO 0689 USB Mini A to B Interface Cable Screened 0 35 m 1 AO 07431 USB A to B Interface Cable Screened 0 2 m 1 AQ 0056 Multi Power Cable 0 7 m 1 AN 0033 Mains Power Cable 2 m 1 AO 0649 DC Power Cable LEMO to 2 x Faston 6 3 x 0 8 mm
4. dB 30 20 15 10 5 0 100 1000 10000 Hz dB 90 20 15 10 5 0 100 1000 10000 Hz dB 150 20 15 10 5 0 100 1000 10000 Hz 080103 48 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 4 22 Directional response for Outdoor Microphone Kit UA 1404 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable Corresponds to Table A 45 to Table A 47 CHAPTER 4 Specifications 49 Fig 4 23 Sensitivity variations for Outdoor Microphone Kit UA 1404 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable at sound incidence angles within 0 from the reference direction Corresponds to Table A 48 dB 30 20 100 1000 10000 Hz dB 90 20 100 1000 10000 Hz dB 150 20 100 1000 10000 Hz 040191 50 Hand he
5. 1 20 1 33 1 50 1 61 1 64 1 78 1 81 1 79 Expanded Uncertainty dB 0 15 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 25 0 30 0 30 0 30 0 30 0 30 0 30 0 30 0 30 Electrical Response 0 20 0 21 0 21 0 21 0 20 0 19 0 18 0 16 0 14 0 12 0 09 0 06 0 03 0 00 0 04 0 08 0 11 0 15 0 19 0 25 APPENDIX A Acoustical Response dB 0 09 0 08 0 06 0 05 0 03 0 01 0 01 0 04 0 06 0 08 0 09 0 12 0 13 0 10 0 05 0 02 0 09 0 14 0 16 0 20 0 20 0 16 0 12 0 08 0 04 0 01 0 06 0 17 0 22 0 23 0 27 0 25 0 27 0 28 0 31 0 29 0 28 0 25 0 31 0 36 0 36 0 45 0 75 1 09 1 52 2 12 2 88 3 79 Tables Expanded Uncertainty dB 0 17 0 17 0 17 0 17 0 22 0 22 0 22 0 22 0 22 0 22 0 11 0 23 0 23 0 23 0 24 0 24 0 24 0 24 0 24 0 24 0 25 0 29 0 29 0 30 0 30 0 30 0 30 0 30 0 31 0 31 0 32 0 33 0 34 0 35 0 36 0 38 0 38 0 40 0 41 0 46 0 48 0 50 0 52 0 54 0 57 0 57 0 57 LN Table A 5 Free field 0 frequency response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analy
6. 12 16 95 5 79 6 45 7 08 7 43 7 43 8 71 9 66 9 95 11 26 12 22 13 02 100 6 22 6 35 7 81 7 90 8 02 9 22 9 98 10 24 11 72 12 62 13 74 105 6 47 6 67 7 87 7 99 9 09 9 58 10 79 11 26 12 02 12 80 14 09 110 6 44 6 74 7 95 8 21 9 33 9 67 11 56 11 48 12 95 13 60 14 52 115 6 51 7 18 8 01 7 94 9 19 10 16 12 05 11 34 13 27 14 47 15 38 120 6 58 7 66 8 15 8 56 9 38 9 74 11 54 12 06 13 83 14 25 16 12 125 7 03 8 28 8 20 8 91 9 94 10 32 11 42 12 41 12 58 14 10 15 28 130 6 92 7 70 7 93 9 30 10 51 10 84 11 83 12 97 12 85 15 02 15 65 135 7 12 7 40 8 17 9 42 9 43 10 25 11 89 13 87 18 74 15 08 16 55 140 7 45 8 33 9 22 9 90 9 37 10 32 11 85 13 31 12 98 14 21 16 50 145 6 32 7 78 8 60 9 70 9 87 11 28 13 24 13 41 13 43 14 58 16 83 150 5 47 5 77 6 34 7 37 8 38 10 03 11 44 11 74 12 57 14 96 17 00 155 6 00 7 20 7 79 8 34 8 17 8 78 9 26 9 80 11 19 13 09 14 81 160 4 31 4 97 5 78 6 77 7 53 9 06 10 55 11 55 12 30 18 17 13 45 165 7 02 7 15 7 11 7 41 7 30 8 22 9 06 9 40 10 61 11 93 13 18 170 10 94 12 23 12 94 13 55 13 32 13 86 14 52 15 50 15 23 15 51 15 94 175 7 57 8 67 9 69 11 01 11 6
7. 447 4 40 4 60 4 83 5 18 5 59 6 20 6 93 7 81 8 86 10 18 Electrical AcousticalExpanded Response dB 0 87 0 96 1 06 1 17 1 84 2 00 2 17 2 34 2 53 2 72 2 91 3 11 3 31 3 51 3 70 3 89 4 07 4 24 4 40 4 58 4 79 5 11 5 60 6 24 6 93 7 50 7 89 8 10 Response dB 0 03 0 02 0 00 0 03 0 04 0 01 0 00 0 01 0 00 0 01 0 01 0 01 0 05 0 06 0 02 0 02 0 06 0 03 0 01 0 10 0 14 0 07 0 00 0 02 0 04 0 02 0 01 0 04 0 00 0 31 0 97 2 08 APPENDIX A Uncertainty dB 0 15 0 15 0 15 0 16 0 16 0 16 0 17 0 17 0 17 0 18 0 18 0 18 0 19 0 19 0 22 0 25 0 28 0 31 0 34 0 37 0 40 0 43 0 46 0 49 0 52 0 55 0 57 0 59 0 61 0 63 0 65 0 67 Tables 7 Table A 8 Diffuse field frequency response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with or without the microphone preamplifier connected to a microphone extension cable Nominal Frequency 63 Hz 80 Hz 100 Hz 125 Hz 160 Hz 200 Hz 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1060 Hz 1120 Hz 1180 Hz 1250 Hz 1320 Hz 1400 Hz Exact Frequency 6 digits 63 0957 Hz 79 4328 Hz 100 Hz 125 893 Hz 158 489 Hz 199 526 Hz 251 189 Hz 316 228 Hz 398 107 Hz 501 187 Hz 630 957 Hz 794 328 Hz 1000 Hz 1059 25 Hz 1122 02 Hz 1
8. 0 73 0 70 0 30 0 69 0 51 0 96 0 57 0 59 0 85 0 97 0 92 25 0 96 1 06 0 61 0 86 0 88 1 30 1 07 0 97 1 29 1 60 1 52 30 1 22 1 41 1 01 1 29 1 10 1 83 1 65 1 32 1 65 2 17 2 13 35 1 54 1 95 1 51 1 57 1 63 2 11 2 38 1 90 2 00 2 73 2 78 40 1 69 2 22 2 03 2 06 2 02 2 55 2 81 2 74 2 55 3 20 3 48 45 2 11 2 61 2 61 2 59 2 47 3 11 3 28 3 47 3 21 3 67 4 15 50 2 40 2 88 2 89 3 21 3 06 9 55 3 74 4 07 4 14 4 43 4 83 55 2 76 3 32 3 34 3 75 3 67 4 14 4 49 4 72 5 03 5 49 5 76 60 3 39 3 87 3 97 4 27 4 22 4 97 5 26 5 67 5 77 6 41 6 90 65 3 79 4 52 4 58 4 95 4 67 5 58 6 14 6 32 6 75 7 26 7 80 70 4 23 4 89 5 13 5 71 5 43 5 96 6 81 7 25 7 46 8 26 8 87 75 4 55 5 29 5 60 6 23 6 41 6 70 7 13 7 96 8 44 9 18 9 97 80 4 68 5 64 6 06 6 69 6 98 7 85 8 14 8 53 9 19 10 22 10 87 85 5 19 5 78 6 36 7 20 7 47 8 54 9 33 9 74 9 71 10 78 11 61 90 5 64 6 27 6 67 7 43 8 05 8 94 9 81 10 57 10 73 11 36 12 38 95 6 19 6 82 7 34 8 02 8 28 9 36 9 98 10 67 11 48 12 50 14 05 100 6 16 7 30 7 97 8 90 8 83 9 71 10 13 11 03 11 85 13 50 15 18 10
9. 0 82 0 74 0 82 0 80 0 79 0 85 85 0 37 0 58 0 70 0 78 0 94 1 02 1 01 1 04 0 80 0 66 0 77 90 0 32 0 51 0 64 0 81 0 95 1 08 1 14 1 18 0 83 0 54 0 91 95 0 29 0 54 0 68 0 90 0 91 1 00 0 93 0 94 0 81 0 84 1 70 100 0 33 0 57 0 75 1 07 0 94 0 81 0 65 0 66 0 86 1 27 1 98 105 0 36 0 57 0 74 1 03 1 05 0 87 0 57 0 61 0 88 1 35 1 35 110 0 39 0 54 0 61 0 89 1 09 0 91 0 80 0 99 0 99 1 05 0 90 115 0 42 0 49 0 51 0 74 1 10 0 94 0 86 1 05 1 12 1 27 1 01 120 0 40 0 44 0 50 0 79 1 10 0 84 0 82 0 88 1 32 1 22 1 30 125 0 48 0 55 0 64 0 90 1 04 0 71 0 58 0 76 1 30 1 14 1 29 130 0 70 0 76 0 96 1 32 1 09 0 55 0 48 0 79 0 94 0 87 0 95 135 0 92 1 18 1 61 1 97 1 32 0 81 0 82 1 58 0 59 0 52 0 82 140 0 99 1 42 1 93 2 12 1 62 1 54 1 96 2 68 1 05 0 71 1 78 145 0 86 1 33 1 70 1 71 1 58 1 79 2 53 2 83 1 56 Sl 3 84 150 0 80 1 21 1 29 1 12 1 14 1 61 2 29 2 00 1 49 2 18 4 05 155 0 74 1 17 1 15 0 84 0 84 1 54 1 89 1 21 0 94 2 22 2 77 160 0 71 1 02 0 88 0 57 0 77 1 49 1 73 0 86 0 77 2 32 1 91 165
10. 1 63 2 11 1 99 2 27 2 33 2 50 2 98 2 97 3 31 325 1 08 1 15 1 47 1 47 1 67 1 84 1 71 1 93 2 30 2 43 2 67 330 0 91 0 75 1 27 1 05 1 24 1 38 1 33 1 51 1 75 1 71 1 95 335 0 69 0 51 0 88 0 83 0 86 0 87 1 00 1 14 1 38 1 22 1 40 340 0 45 0 38 0 50 0 63 0 59 0 49 0 64 0 74 0 96 0 88 0 99 345 0 24 0 27 0 24 0 40 0 36 0 27 0 37 0 40 0 54 0 54 0 59 350 0 09 0 16 0 09 0 20 0 18 0 13 0 19 0 18 0 23 0 25 0 28 355 0 00 0 08 0 02 0 07 0 04 0 05 0 09 0 05 0 04 0 07 0 09 APPENDIX A Tables 85 Table A 14 Sensitivity variations for Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable at sound incidence angles within 4 direction Nominal Frequency 500 Hz 630 Hz 800 Hz 1000 Hz 1250 Hz 1600 Hz 2000 Hz 2240 Hz 2500 Hz 2800 Hz 3150 Hz 3550 Hz 4000 Hz 4500 Hz 5000 Hz 5600 Hz 6300 Hz 7100 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz Exact Frequency 501 187 Hz 630 957 Hz 794 328 Hz 1000 Hz 1258 93 Hz 1584 89 Hz 1995 26 Hz 2238 72 Hz 2511 89 Hz 2818 38 Hz 3162 28 Hz 3548 13 H
11. 5 05 5 18 5 54 5 89 6 26 6 77 7 65 8 14 8 85 80 4 60 4 56 5 31 5 72 6 15 6 59 6 91 7 47 8 35 8 87 9 79 85 4 75 5 26 5 44 6 27 6 50 7 48 7 42 8 45 8 79 9 90 10 51 90 5 16 5 58 6 17 6 30 7 28 7 47 8 51 8 77 9 94 10 45 11 14 95 5 53 5 77 6 73 6 97 7 40 8 20 8 53 9 66 10 47 11 43 12 07 100 5 77 6 04 6 73 7 51 8 09 8 55 9 12 9 87 11 01 12 09 12 78 105 6 15 6 55 7 08 7 45 8 35 9 17 9 72 10 40 11 38 12 37 13 30 110 6 36 6 80 7 58 8 06 8 52 9 14 9 97 11 01 12 07 12 99 18 42 115 6 63 7 01 7 70 8 32 9 19 9 70 10 18 11 06 12 30 183 39 14 18 120 6 75 7 27 8 08 8 52 9 23 9 90 10 81 11 68 12 64 13 65 14 27 125 6 74 7 21 8 07 8 77 9 63 10 10 10 68 11 78 13 20 14 22 14 77 130 6 87 7 33 7 98 8 54 9 46 10 32 11 09 11 99 13 09 14 29 14 87 135 6 74 7 34 8 17 8 71 9 46 10 04 10 84 12 04 13 31 14 41 14 98 140 6 47 6 95 7 83 8 60 9 56 10 21 10 83 11 87 13 16 14 22 14 93 145 6 47 6 84 7 49 8 10 9 00 9 82 10 64 11 71 12 99 14 27 14 86 150 6 62 7 07 7 65 8 13 8 80 9 43 10 21 11 23 12 35 13 42 14 32 155 6 63 7 21 7 89 8 46 9 12 9 65
12. CHAPTER 4 Specifications 35 4 6 6 Diffuse field Frequency Responses The diffuse field frequency responses also called random incidence frequency responses with Z frequency weighting are provided in Fig 4 9 to Fig 4 11 and Table A 7 to Table A 9 The diffuse field body influence of the analyzer is so small that the diffuse field frequency responses are the same with and without the microphone preamplifier connected to the microphone extension cable Fig 4 9 Diffuse field frequency response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with or without the microphone preamplifier connected to a microphone extension cable Corresponds to the Acoustical Response column in Table A 7 dB 4 100 1000 10000 Hz 040171 1 Fig 4 10 Diffuse field frequency response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with or without the microphone preamplifier connected to a microphone extension cable Corresponds to the Acoustical Response column in Table A 8 dB 4 100 1000 10000 Hz 040173 2 36 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 4 11 Diffuse field frequency response for Outdoor Microphone Kit UA 1404 Microphone Type 4189 Micropho
13. 0 18 0 03 0 13 0 27 0 39 0 46 0 50 0 48 0 44 0 38 0 34 0 36 0 45 0 58 0 71 0 79 0 82 0 82 0 86 0 96 1 07 1 19 1 31 1 43 1 53 1 63 1 77 1 92 1 98 2 07 2 18 2 19 Expanded ElectricalAcousticalExpanded Uncertainty dB 0 10 0 12 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 25 0 35 0 45 0 50 0 50 0 50 0 50 0 50 0 50 0 50 0 50 0 50 0 50 0 50 0 80 0 80 0 80 0 80 0 80 0 80 0 80 0 80 0 80 0 80 0 80 0 80 0 80 0 80 Response dB 0 22 0 24 0 25 0 26 0 26 0 25 0 24 0 21 0 17 0 11 0 03 0 06 0 17 0 30 0 44 0 59 0 74 0 90 1 07 1 23 Response dB 0 04 0 04 0 03 0 02 0 01 0 05 0 08 0 12 0 15 0 17 0 19 0 20 0 21 0 21 0 19 0 15 0 08 0 01 0 12 0 24 0 30 0 31 0 28 0 23 0 16 0 08 0 01 0 01 0 03 0 06 0 17 0 23 0 23 0 12 0 01 0 09 0 16 0 12 0 09 0 10 0 10 0 01 0 29 0 77 1 31 2 06 3 07 4 31 Uncertainty APPENDIX A Tables LN Table A 9 Diffuse field frequency response for Outdoor Microphone Kit UA 1404 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier connected to a microphone
14. 0 67 0 89 0 66 0 40 0 68 1 44 1 37 0 53 0 64 2 22 1 47 170 0 58 0 79 0 47 0 23 0 59 1 32 1 16 0 33 0 57 2 09 1 28 175 0 57 0 74 0 47 0 21 0 58 1 19 1 07 0 25 0 43 1 93 1 08 180 0 60 0 75 0 48 0 25 0 60 1 21 1 08 0 30 0 43 1 95 1 03 185 0 62 0 80 0 54 0 29 0 64 1 28 1 22 0 39 0 49 2 08 1 24 190 0 61 0 83 0 51 0 24 0 60 1 36 1 25 0 37 0 56 2 18 1 38 195 0 67 0 92 0 70 0 43 0 70 1 50 1 54 0 64 0 62 2 39 1 76 200 0 73 1 05 0 95 0 59 0 74 1 52 1 88 0 90 0 69 2 49 2 34 205 0 73 1 21 1 24 0 88 0 83 1 57 2 09 1 29 0 79 2 26 3 02 210 0 80 1 26 1 40 1 15 1 08 1 56 2 44 2 15 1 37 2 11 4 31 215 0 82 1 36 1 80 1 80 1 54 1 74 2 59 3 04 1 46 1 56 4 08 220 0 96 1 42 2 02 2 24 1 68 1 46 1 99 3 04 1 21 0 72 2 45 225 0 89 1 22 1 73 2 11 1 49 0 77 0 94 1 76 0 53 0 53 1 05 230 0 68 0 84 1 08 1 40 1 11 0 54 0 56 0 85 0 82 0 94 1 40 235 0 47 0 57 0 71 0 96 1 03 0 71 0 71 0 85 1 14 0 98 2 18 240 0 39 0 46 0 56 0 87 1 08 0 81 0 99 1 11 1 14 0 86 1 81 245 0 41 0 52 0 59 0 81 1 06 0
15. 2 66 3 61 2 83 3 53 3 76 3 98 4 11 4 44 5 01 315 1 96 2 32 2 61 2 58 2 24 3 23 3 19 3 53 3 18 3 61 4 29 320 1 70 2 13 2 38 2 04 1 98 2 51 2 72 2 70 2 37 3 26 3 67 325 1 24 1 89 1 35 1 49 1 84 1 91 2 36 2 06 2 01 2 73 2 96 330 1 04 1 51 1 06 1 29 1 16 1 69 1 69 1 21 1 69 2 14 2 24 335 1 00 1 02 0 41 1 13 0 66 1 35 1 00 0 94 1 17 1 49 1 47 340 0 65 0 43 0 16 0 87 0 25 1 06 0 51 0 71 0 96 1 01 0 93 345 0 29 0 29 0 12 0 49 0 22 0 58 0 14 0 43 0 42 0 52 0 52 350 0 12 0 18 0 05 0 22 0 18 0 19 0 00 0 10 0 11 0 20 0 20 355 0 02 0 03 0 00 0 04 0 05 0 03 0 02 0 03 0 01 0 01 0 01 112 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Table A 41 Sensitivity variations of Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer at sound incidence angles within x from the reference direction Nominal Exact Max Variation Max Variation Max Variation Frequency Frequency 30 90 150 dB dB dB 500 Hz 501 187 Hz 0 06 0 39 0 54 630 Hz 630 957 Hz 0 09 0 24 0 57 800 Hz 794 328 Hz 0 04 0 32 0 61 1000 Hz 1000 Hz 0 06 0 42 0 86 1250 Hz 1258 93 Hz 0 08 0 21 0 99 1600 Hz 1584 89 Hz 0 17 0 75
16. 45 7741 2000 Fax 45 4580 1405 www bksv com info bksv com Local representatives and service organisations worldwide
17. 7500 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz 21200 Hz 22400 Hz Exact Frequency 6 digits 1496 24 Hz 1584 89 Hz 1678 80 Hz 1778 28 Hz 1883 65 Hz 1995 26 Hz 2113 49 Hz 2238 72 Hz 2371 37 Hz 2511 89 Hz 2660 73 Hz 2818 38 Hz 2985 38 Hz 3162 28 Hz 3349 65 Hz 3548 13 Hz 3758 37 Hz 3981 07 Hz 4216 97 Hz 4466 84 Hz 4731 51 Hz 5011 87 Hz 5308 84 Hz 5623 41 Hz 5956 62 Hz 6309 57 Hz 6683 44 Hz 7079 46 Hz 7498 94 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 18 Hz 11885 02 Hz 12589 25 Hz 13335 21 Hz 14125 38 Hz 14962 36 Hz 15848 93 Hz 16788 04 Hz 17782 79 Hz 18836 49 Hz 19952 62 Hz 21134 89 Hz 22387 21 Hz Microphone Diffuse field Response From Table A 7 dB 0 22 0 24 0 26 0 27 0 28 0 29 0 30 0 32 0 35 0 40 0 46 0 52 0 57 0 64 0 70 0 77 0 84 0 94 1 06 1 20 1 32 1 42 1 54 1 67 1 84 2 01 2 18 2 35 2 48 2 66 2 89 3 13 3 37 3 54 3 69 3 79 3 93 4 17 4 40 4 60 4 83 5 13 5 59 6 20 6 93 7 81 8 86 10 18 Expanded Uncertainty dB Influence of Windscreen dB 0 40 0 44 0 48 0 52 0 55 0 58 0 62 0 64 0 67 0 68 0 68 0 66 0 62 0 55 0 45 0 33
18. 0 55 0 68 0 76 0 88 0 70 345 0 16 0 21 0 15 0 46 0 05 0 48 0 19 0 41 0 31 0 47 0 38 350 0 06 0 15 0 08 0 21 0 09 0 17 0 02 0 10 0 08 0 18 0 14 355 0 02 0 03 0 02 0 05 0 03 0 04 0 00 0 02 0 01 0 01 0 01 98 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Table A 27 Sensitivity variations of Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer at sound incidence angles within 3 direction Nominal Frequency 500 Hz 630 Hz 800 Hz 1000 Hz 1250 Hz 1600 Hz 2000 Hz 2240 Hz 2500 Hz 2800 Hz 3150 Hz 3550 Hz 4000 Hz 4500 Hz 5000 Hz 5600 Hz 6300 Hz 7100 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz Exact Frequency 501 187 Hz 630 957 Hz 794 328 Hz 1000 Hz 1258 93 Hz 1584 89 Hz 1995 26 Hz 2238 72 Hz 2511 89 Hz 2818 38 Hz 3162 28 Hz 3548 13 Hz 3981 07 Hz 4466 84 Hz 5011 87 Hz 5623 41 Hz 6309 57 Hz 7079 46 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz 11885 0 Hz 12589 3 Hz 13335 2 Hz 14125 4 Hz 14962 4 Hz 15848 9 Hz 16788 0 Hz 17782 8 Hz 18836 5 Hz 19952 6 Hz Max Variation x30 dB 0 06 0 10 0 04 0 05 0 06 0 14 0 29 0 11
19. 0 72 1 05 0 95 0 80 1 14 0 89 1 05 1 22 1 08 1 16 1 48 1 71 1 98 2 21 2 33 2 33 2 44 2 66 2 76 3 22 3 60 3 92 3 91 4 26 4 82 5 26 5 40 5 63 6 10 6 43 6 35 6 27 6 31 5 84 5 32 4 68 Configuration as in Table A 6 dB 0 83 0 90 0 96 1 15 APPENDIX A Tables Jar Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 82 Directional Responses A 5 Directional responses for plane progressive sinusoidal sound waves normalised to the response in the reference direction including sensitivity variations Directional response for Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone Table A 11 preamplifier connected to a microphone extension cable 500 Hz 3550 Hz in dB Frequency 500 Hz 2500Hz 2800Hz 3150Hz 3550 Hz 1000 Hz 1250Hz 1600 HZ 2000 Hz 2240 Hz 800 Hz 630 Hz Angle 83 APPENDIX A Tables Table A 12 Directional response for Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable 4000 Hz 10600 Hz in dB Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle 84 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Table A 13 Directional response for Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preampl
20. 10 4 4 14 1 12 4 9 3 7 6 11 2 1 4 5 3 2 2 2 12512 37 6 11 2 2 4 5 12 5 2 1 3 7 6 11 2 3 4 9 2 12 5 2 7 4 2 11 2 4 4 4 12 5 3 5 B 3 f 11 2 5 2 8 12 5 4 5 3 7 6 4 2 11 2 6 2 9 12 5 4 10 4 12 6 3 7 1 11 2 7 4 12 4 11 2 8 4 12 5 11 2 9 4 12 2 APPENDIX B Cross references to Standards IEC 60804 IEC 60804 Standard s This Manual s User Manual Standard s This Manual s ser Manuel Paragraph Section Paragraph Section 3 7 4 4 11 2 17 2 2 3 11 1 p 4 5 11 2 18 B 3 d 3 11 2 p 4 6 7 11 2 19 4 14 3 12 4 4 11 2 20 4 17 3 15 4 4 11 2 21 4 10 2 3 17 3 7 2 11 2 22 4 16 4 3 20 B 3 a 11 2 23 4 6 7 4 2 4 17 2 4 11 2 24 4 7 4 10 4 17 11 2 25 3 5 6 2 1 p 4 9 5 B 3 g 11 2 26 2 5 6 2 2 p 4 9 6 B 3 g 11 2 27 4 9 4 6 5 1 p 4 10 2 11 2 28 3 6 5 4 p 4 10 2 11 2 29 4 12 6 9 1 Note 1 3 11 2 30 3 7 5 9 2 3 2 p 4 5 11 2 31 3 7 6 10 1 B 3 e 4 5 11 2 32 B 3 f 10 1 Note B 3 e 11 2 33 3 7 2 3 7 3 10 2 4 14 11 2 34 3 7 6 10 3 B 3 d 11 2 35 3 7 6 10 4 B 3 c 12 2 3 3 7 6 11 2 1 4 5 2 2 3 2 12 3 2 2 p B 3 f 11 2 2 4 5 4 6 7 12 4 5 3 7 6 11 2 3 4 9 2 12 4 8 4 12 6 11 2 4 4 9 5 4 9 6 12 4 9 3 7 6 11 2 5 4 10 2 12 5 1 3 7 4 11 2 6 4 4 12 5 1 2 3 7 6 11 2 7
21. 2 48 0 02 0 57 2 35 2 46 7500 7498 94 0 85 2 64 2 74 0 02 0 82 2 61 2 72 8000 7943 28 1 13 2 92 3 03 0 02 1 10 2 90 3 00 8500 8413 95 1 43 3 23 3 34 0 03 1 41 3 20 3 31 9000 8912 51 1 76 3 57 3 67 0 03 1 74 3 54 3 64 9500 9440 61 2 12 3 93 4 03 0 03 2 09 3 90 4 01 10000 10000 2 51 4 32 4 42 0 03 2 48 4 29 4 39 APPENDIX A Tables Table A 1 cont Uncompensated electrical frequency responses Electrical Add to Acoustical Nominal rie RE ZE a Frequency 6 digits Hz Hz A B C Z A B C weighting weighting weighting weighting weighting weighting weighting 10600 10592 5 2 92 4 73 4 84 0 03 2 89 4 70 4 81 11200 11220 2 3 36 5 18 5 28 0 03 9 34 5 15 5 25 11800 11885 0 3 84 5 65 5 76 0 03 3 81 5 62 5 78 12500 12589 3 4 34 6 15 6 26 0 02 4 31 6 13 6 24 13200 13335 2 4 87 6 69 6 80 0 02 4 85 6 67 6 77 14000 14125 4 5 43 7 25 7 36 0 02 5 42 7 23 7 34 15000 14962 4 6 02 7 84 7 95 0 01 6 01 7 83 7 94 16000 15848 9 6 64 8 46 8 56 0 01 6 63 8 45 8 56 17000 16788 0 1 27 9 09 9 20 0 00 7 27 9 09 9 20 18000 17782 8 7 92 9 74 9 85 0 00 7 92 9 74 9 85 19000 18836 5 8 56 10 38 10 49 0 00 8 56 10
22. 2 52 2 03 1 85 0 90 0 00 0 55 1 16 55 2 28 2 06 2 07 1 94 1 52 0 90 0 27 0 95 1 59 1 82 2 46 60 1 46 1 40 21 15 0 78 0 50 0 49 1 17 2 22 2 99 3 38 3 77 65 0 68 0 88 0 19 0 08 0 84 1 49 2 46 3 51 3 87 4 39 4 67 70 0 03 0 20 0 90 1 17 1 98 2 52 3 44 3 99 4 89 5 43 5 66 75 0 63 0 85 1 90 2 19 2 78 3 37 3 88 4 63 5 61 6 17 6 80 80 1 48 1 52 2 42 2 90 3 41 3 85 4 32 5 20 6 34 6 95 8 11 85 1 95 2 59 2 84 3 59 3 74 4 63 4 54 5 86 6 59 8 03 9 12 90 2 54 3 03 3 69 3 74 4 62 4 71 5 75 6 34 7 82 8 69 9 99 95 3 07 3 32 4 27 4 40 4 76 5 49 5 89 7 38 8 60 9 97 11 40 100 3 39 3 62 4 20 4 82 5 36 5 86 6 55 7 68 9 19 10 69 12 12 105 3 85 4 17 4 53 4 79 5 75 6 66 7 41 8 53 9 88 11 27 12 78 110 3 99 4 35 4 95 5 36 5 89 6 67 7 76 9 23 10 71 11 97 12 99 115 4 33 4 52 4 94 5 52 6 60 7 49 8 31 9 75 11 36 12 60 13 79 120 4 59 4 85 5 41 5 70 6 59 7 57 9 01 10 63 11 94 13 22 14 12 125 4 58 4 82 5 55 6 13 7 20 7 99 9 07 10 64 12 52 13 78 14 72 130 4 78 5 04 5 45 5 90 7 01 8 32 9 63 11 24 12 70 14 11 14 94 135 4 84 5 24 5 85 6 19 7 02 8 02 9 36 11 28 13 04 14 47 15 42 140 4 83 5 25 5 98 6 54 7 54 8 38 9 42 11 03 12 89 14 27 15 44 145 4 93 5 21 5 83 6 46 7 55 8 68 9 92 11 45 13 03 14 59 15 63 150 4 62 5 27 6 06 6 74 7 68 8 63 9 88 11 46 12 98 14 40 15 84 155 4 13 4 65 5 34 6 05 7 11 8 20 9 67 11 57 13 22 14 53 15 73 160 4 96 5 28 5 80 6 34 7 10 7 84 8 97 10 63 12 27 13 83 15 08 165 4 07 4 67 5
23. 35 1 05 1 45 1 32 1 48 1 23 1 60 2 05 1 84 1 78 2 37 2 39 40 1 17 1 58 1 73 1 95 1 69 2 01 2 41 2 57 2 47 2 95 3 11 45 1 64 1 96 2 20 2 41 2 16 2 62 2 89 3 18 3 19 3 58 3 86 50 1 98 2 20 2 36 2 93 2 77 3 15 3 36 3 67 3 98 4 39 4 54 55 2 40 2 69 2 77 3 36 3 35 3 74 4 10 4 25 4 63 5 81 5 40 60 3 01 3 27 3 39 3 76 3 79 4 50 4 80 5 15 5 20 6 01 6 47 65 3 35 3 87 3 95 4 33 4 11 5 02 5 61 5 78 6 10 6 76 7 27 70 3 71 4 18 4 44 4 98 4 77 5 35 6 25 6 67 6 83 7 72 8 06 75 4 03 4 56 4 87 5 45 5 61 6 06 6 54 7 30 7 73 8 52 9 06 80 4 22 4 95 5 33 5 91 6 09 7 03 7 40 7 71 8 39 9 43 10 02 85 4 82 5 16 5 66 6 42 6 53 7 52 8 32 8 70 8 90 10 12 10 84 90 5 33 5 76 6 03 6 62 7 10 7 86 8 67 9 44 9 90 10 82 11 47 952 5 90 6 28 6 66 7 12 7 37 8 35 9 06 9 73 10 67 11 65 12 35 100 5 83 6 73 7 21 7 83 7 89 8 91 9 48 10 37 10 99 12 23 13 20 105 5 97 6 80 7 24 8 27 8 61 9 33 10 19 10 96 11 38 12 65 13 46 110 6 43 7 26 7 35 8 18 8 85 9 66 10 71 11 36 12 21 13 20 13 93 115 6 64 7 37 7 91 8 73 8 89 9 74 11 12 11 66 12 40 13 75 14
24. 4250 Hz 4216 97 Hz 1 14 1 18 0 04 0 03 0 07 0 14 4500 Hz 4466 84 Hz 1 27 1 30 0 03 0 03 0 06 0 14 4750 Hz 4731 51 Hz 1 41 1 43 0 02 0 03 0 05 0 14 5000 Hz 5011 87 Hz 1 56 1 57 0 01 0 03 0 04 0 15 5300 Hz 5308 84 Hz 1 73 1 73 0 00 0 03 0 03 0 15 5600 Hz 5623 41 Hz 1 91 1 90 0 01 0 03 0 02 0 15 6000 Hz 5956 62 Hz 2 11 2 09 0 03 0 03 0 00 0 16 6300 Hz 6309 57 Hz 2 33 2 28 0 05 0 03 0 02 0 16 6700 Hz 6683 44 Hz 2 57 2 49 0 07 0 03 0 04 0 17 7100 Hz 7079 46 Hz 2 82 2 74 0 08 0 02 0 06 0 17 7500 Hz 7498 94 Hz 3 10 3 04 0 06 0 01 0 05 0 17 8000 Hz 7943 28 Hz 3 41 3 38 0 03 0 00 0 03 0 18 8500 Hz 8413 95 Hz 3 76 3 75 0 01 0 02 0 03 0 19 9000 Hz 8912 51 Hz 4 16 4 14 0 02 0 04 0 06 0 20 Nominal Frequency 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz 21200 Hz 22400 Hz Exact Frequency 6 digits 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz 11885 0 Hz 12589 3 Hz 13335 2 Hz 14125 4 Hz 14962 4 Hz 15848 9 Hz 16788 0 Hz 17782 8 Hz 18836 5 Hz 19952 6 Hz 21134 9 Hz 22387 2 Hz Microphone Actuator Response dB 4 60 5 08 5 55 5 99 6 37 6 68 6 94 7 19 7 43 7 71 8 12 8 67 9 40 10 29 11 34 12 60 Microphone Free field Correction dB 4 60 5 12 5 68 6 27 6 81 7 19 7 54 7 89 8 24 8 59 8 91
25. 4500 Hz Angle SROrOow Sere ree Su TE RONN e dooOos o 91 APPENDIX A Tables Influence of the analyzer s body on the directional response measured in a plane perpendicular to the display and along the microphone s axis 11200 Hz 20000 Hz Table A 20 Frequency 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000Hz 20000 Hz Angle Q0 ON Qo NEAN TON TI yrhoro QOO QN QI O co 2500Hz 2800Hz 3150 HZ 3550 Hz 2240 Hz 1600 Hz 2000 Hz 800 Hz 1000 HZ 1250 Hz Directional response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with 630 Hz Frequency Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 500 Hz the microphone preamplifier mounted directly on the analyzer measured in a plane parallel to the display and along the microphone s axis 500 Hz 3550 Hz Table A 21 Angle 92 o O o o o 0 0 0 0 o o 0 o 0 0 o 0 0 0 0 o o o 0 0 o o o o 0 0 o o o 00000 o 0 0000 o 0 0000 o o o o o 0 O0 0 00 o 0 O O O o0 OQQON SW OIOCLOC IO QIOCLOC IO OLOC LOC IO CILOOLIOCOCIO COIOCIOC IO XCLOCIOCIO MONO o o CLIOCIO ONOLOLN OLIOCOLIOCIO QOIOOQO QOO cO stsE LOLOCO COT 000000 OQ C KEN MOO sESPFIOLOCO CO MI 0000 DOrrAN MMY sx DI GUD v r N mMm sr SF LO LO WO P GO cO OO r r r ee ae rd r r r r N N C CG CW WW GN C CN C GGG C C OV GG QNI 1090 CO CO Q6 C C 09 C 93 APPENDIX A
26. 5 48 6 29 6 99 7 40 8 13 8 49 9 11 75 4 77 5 38 5 82 6 22 6 44 6 97 7 69 8 25 8 85 9 67 10 19 80 4 64 5 91 6 14 6 84 6 96 8 03 8 58 8 98 9 44 10 53 11 39 85 5 18 5 88 6 59 7 33 7 37 8 74 9 62 9 97 10 01 11 04 11 91 90 5 53 6 50 7 01 7 64 8 20 9 15 10 33 10 98 11 09 11 51 13 07 95 6 08 6 99 7 71 8 33 8 34 9 72 10 59 10 89 12 07 13 06 14 71 100 6 54 6 91 8 56 8 97 8 96 10 03 10 63 10 90 12 58 13 89 15 72 105 6 83 7 23 8 61 9 02 10 14 10 44 11 36 11 87 12 91 14 14 15 44 110 6 84 7 27 8 56 9 09 10 42 10 58 12 36 12 46 13 95 14 65 15 42 115 6 93 7 66 8 52 8 68 10 29 11 10 12 91 12 39 14 39 15 74 16 39 120 6 98 8 11 8 65 9 35 10 48 10 58 12 35 12 95 15 15 15 47 17 42 125 7 52 8 82 8 84 9 80 10 98 11 02 12 00 13 17 13 87 15 24 16 58 130 7 62 8 46 8 89 10 62 11 60 11 39 12 32 13 76 13 79 15 89 16 60 135 8 04 8 58 9 78 11 39 10 75 11 06 12 72 15 46 14 33 15 60 17 37 140 8 44 9 75 11 15 12 01 10 99 11 87 13 81 15 99 14 03 14 92 18 28 145 7 18 9 12 10 30 11 41 11 44 13 06 15 77 16 24 14 99 16 35 20 66 150 6 27 6 99 7 63
27. 8 35 8 80 10 21 10 77 280 4 30 4 93 5 44 6 08 6 15 6 92 7 20 7 38 8 33 9 57 10 04 285 4 05 4 61 4 97 5 59 5 68 5 94 6 38 7 09 7 69 8 65 9 02 290 3 71 4 29 4 54 5 14 4 78 5 23 6 06 6 50 6 81 7 79 8 09 295 3 44 3 93 4 07 4 48 4 12 4 93 5 42 5 70 6 05 6 84 7 32 300 3 07 3 36 3 51 3 87 3 82 4 42 4 64 4 97 5 15 6 07 6 55 305 2 45 2 73 2 83 3 45 3 41 3 64 4 02 4 15 4 63 5 83 5 49 310 2 00 2 26 2 44 3 03 2 79 3 08 3 30 3 58 3 98 4 44 4 64 315 1 73 2 04 2 27 2 54 2 14 2 57 2 81 38 12 3 18 3 60 3 98 320 1 14 1 62 1 80 2 06 1 72 1 97 2 35 2 54 2 44 2 98 3 22 325 1 10 1 48 1 37 1 52 1 29 1 56 2 01 1 89 1 78 2 40 2 49 330 0 80 1 04 1 02 1 30 0 74 1 31 1 47 1 30 1 31 1 85 1 86 335 0 65 0 82 0 63 0 84 0 56 0 99 0 98 0 94 0 95 1 35 1 31 340 0 50 0 58 0 33 0 64 0 26 0 77 0 60 0 57 0 65 0 87 0 77 345 0 29 0 30 0 23 0 40 0 18 0 33 0 35 0 35 0 36 0 49 0 53 350 0 13 0 11 0 14 0 16 0 15 0 09 0 14 0 16 0 20 0 31 0 28 355 0 04 0 02 0 05 0 05 0 04 0 02 0 02 0 07 0 06 0 08 0 09 95 APPENDIX A Tables Table A 24 Directional r
28. 9 27 9 62 10 05 10 46 10 85 Microphone Free field Response dB 0 00 0 05 0 14 0 28 0 44 0 51 0 60 0 71 0 81 0 87 0 80 0 59 0 23 0 24 0 88 1 75 Electrical Response dB 0 08 0 12 0 18 0 25 0 34 0 45 0 58 0 71 0 82 0 87 0 81 0 59 0 22 0 24 0 66 0 96 Acoustical Response dB 0 08 0 07 0 04 0 03 0 10 0 06 0 02 0 00 0 01 0 00 0 01 0 00 0 01 0 00 0 22 0 79 APPENDIX A Expanded Uncertainty dB 0 22 0 23 0 24 0 26 0 28 0 29 0 31 0 33 0 35 0 38 0 40 0 43 0 45 0 48 0 49 0 49 Tables di Table A 3 Free field 0 frequency response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer Nominal Frequency 63 Hz 80 Hz 100 Hz 125 Hz 160 Hz 200 Hz 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1060 Hz 1120 Hz 1180 Hz 1250 Hz 1320 Hz 1400 Hz 1500 Hz 1600 Hz 1700 Hz 1800 Hz 1900 Hz 2000 Hz 2120 Hz 2240 Hz 2360 Hz 2500 Hz 2650 Hz 2800 Hz 3000 Hz 3150 Hz 3350 Hz 3550 Hz Exact Frequency 6 digits 63 0957 Hz 79 4328 Hz 100 Hz 125 893 Hz 158 489 Hz 199 526 Hz 251 189 Hz 316 228 Hz 398 107 Hz 501 187 Hz 630 957 Hz 794 328 Hz 1000 Hz 1059 25 Hz 1122 02 Hz 1188 50 Hz 1258 93 Hz 1333 52 Hz 1412 54 Hz 1496 24 Hz 1584 89 Hz 1
29. and no disturbance at the filter input will show up to be greater at 1 1 octave bandwidth than at 1 3 octave bandwidth e Chapter 4 Specifications 4 1 Specifications Specifications are given for the configuration detailed in Chapter 1 Unless specifically noted specifications are given as typical data under Reference Environmental Conditions and with the system calibrated to the nominal microphone open circuit sensitivity Note The specifications given here for the Z weighting as defined in IEC 61672 1 are also valid for the Lin response as defined in IEC 60651 4 2 Standards Hand held Analyzer Type 2250 2250 L 2270 conforms to the following National and International Standards and Classes Types Groups with the accessories and configurations specified in section 1 2 4 when the software modules provide Sound Level Meter functionality IEC 61672 1 2002 05 Class 1 Group X Z IEC 61672 1 2013 Class 1 Group X Z from software version 4 4 IEC 60651 1979 plus Amendment 1 1993 02 and Amendment 2 2000 10 Type 1 Group X Z IEC 60804 2000 10 Type 1 Group X Z DIN 45657 1997 07 DIN 45657 2014 07 from software version 4 4 ANSI 81 4 1983 plus ANSI S1 4A 1985 Amendment Type 1 ANSI 1 43 1997 Type 1 Hand held Analyzer Type 2250 2250 L 2270 conforms to the following additional National and Interna tional Standards and Classes Types Groups when the software modules provide Frequency Analysis functi
30. 0 00 0 01 0 06 500 Hz 501 187 Hz 0 03 0 02 0 01 0 00 0 01 0 07 630 Hz 630 957 Hz 0 04 0 04 0 00 0 00 0 00 0 07 800 Hz 794 328 Hz 0 06 0 07 0 01 0 00 0 01 0 07 1000 Hz 1000 Hz 0 08 0 10 0 01 0 00 0 01 0 07 1060 Hz 1059 25 Hz 0 09 0 11 0 02 0 00 0 02 0 07 1120 Hz 1122 02 Hz 0 10 0 12 0 02 0 00 0 02 0 07 1180 Hz 1188 50 Hz 0 11 0 14 0 02 0 00 0 02 0 08 1250 Hz 1258 93 Hz 0 13 0 15 0 02 0 00 0 02 0 08 1320 Hz 1333 52 Hz 0 14 0 17 0 03 0 00 0 03 0 08 1400 Hz 1412 54 Hz 0 15 0 18 0 03 0 00 0 03 0 08 1500 Hz 1496 24 Hz 0 17 0 20 0 03 0 01 0 04 0 08 1600 Hz 1584 89 Hz 0 19 0 22 0 03 0 01 0 04 0 08 1700 Hz 1678 80 Hz 0 21 0 24 0 03 0 01 0 04 0 08 1800 Hz 1778 28 Hz 0 23 0 27 0 04 0 01 0 05 0 09 1900 Hz 1883 65 Hz 0 26 0 29 0 04 0 01 0 05 0 09 2000 Hz 1995 26 Hz 0 28 0 32 0 04 0 01 0 05 0 09 2120 Hz 2113 49 Hz 0 32 0 36 0 04 0 01 0 05 0 09 2240 Hz 2238 72 Hz 0 35 0 39 0 04 0 01 0 05 0 09 2360 Hz 2371 37 Hz 0 39 0 43 0 04 0 01 0 05 0 10 2500 Hz 2511 89 Hz 0 44 0 48 0 04 0 01 0 05 0 10 2650 Hz 2660 73 Hz 0 49 0 53 0 04 0 01 0 05 0 10 2800 Hz 2818 38 Hz 0 54 0 59 0 04 0 02 0 06 0 11 3000 Hz 2985 38 Hz 0 60 0 65 0 04 0 02 0 06 0 11 3150 Hz 3162 28 Hz 0 67 0 71 0 04 0 02 0 06 0 12 3350 Hz 3349 65 Hz 0 75 0 78 0 04 0 02 0 06 0 12 3550 Hz 3548 13 Hz 0 83 0 86 0 03 0 02 0 05 0 13 3750 Hz 3758 37 Hz 0 92 0 96 0 04 0 02 0 06 0 13 4000 Hz 3981 07 Hz 1 03 1 07 0 04 0 02 0 06 0 14
31. 0 13 0 20 0 10 0 33 11800 Hz 11885 0 Hz 0 10 0 28 0 08 0 20 0 18 0 34 12500 Hz 12589 3 Hz 0 06 0 29 0 15 0 20 0 21 0 35 13200 Hz 13335 2 Hz 0 02 0 31 0 00 0 20 0 02 0 37 14000 Hz 14125 4 Hz 0 00 0 33 0 08 0 20 0 08 0 39 15000 Hz 14962 4 Hz 0 01 0 35 0 05 0 20 0 04 0 39 16000 Hz 15848 9 Hz 0 00 0 38 0 11 0 20 0 12 0 40 17000 Hz 16788 0 Hz 0 01 0 40 0 01 0 20 0 02 0 43 18000 Hz 17782 8 Hz 0 00 0 43 0 07 0 20 0 06 0 45 19000 Hz 18836 5 Hz 0 01 0 45 0 12 0 20 0 13 0 47 20000 Hz 19952 6 Hz 0 00 0 48 0 00 0 20 0 00 0 49 21200 Hz 21134 9 Hz 0 22 0 49 0 04 0 20 0 18 0 52 22400 Hz 22387 2 Hz 0 79 0 49 0 17 0 20 0 62 0 53 Table A 4 Free field 0 frequency response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer s electrical response with the microphone preamplifier connected to a microphone extension cable Nominal Exact Microphone Expanded Influence of Expanded Electrical Acoustical Expanded Frequency Frequency Free field Uncertainty Windscreen Uncertainty Response Response Uncertainty 6 digits Response From Table A 2 dB dB dB dB dB dB dB 63 Hz 63 0957 Hz 0 00 0 05 0 00 0 15 0 00 0 00 0 16 80 Hz 79 4328 Hz 0 00 0 05 0 00 0 15 0 00 0 00 0 16 100 Hz 100 Hz 0 00 0 05 0 00 0 15 0 00 0 00 0 16 125 Hz 125 893 Hz 0 00 0 05 0 00 0 15 0 00 0 00 0 16 160 Hz 158 489 Hz 0 00 0 05 0 00 0 15 0 01 0 01 0 16 200 Hz 199 526 Hz 0 01 0 05 0 00 0 15 0 01 0 00 0 16 250 Hz
32. 0 50 0 50 0 50 0 50 0 80 0 80 Electrical Response dB 0 00 0 00 0 00 0 00 0 00 0 01 0 01 0 01 0 02 0 03 0 04 0 06 0 10 0 11 0 13 0 14 0 16 0 18 0 20 0 22 0 25 0 28 0 31 0 35 0 39 0 44 0 49 0 55 0 61 0 68 0 76 0 85 0 94 1 05 1 16 1 92 2 11 2 30 2 49 2 67 2 84 2 97 3 03 3 02 2 90 2 70 2 46 2 24 2 13 2 16 2 35 Acoustical Response dB 0 00 0 00 0 00 0 00 0 00 0 02 0 02 0 02 0 03 0 04 0 06 0 08 0 09 0 07 0 05 0 03 0 02 0 02 0 02 0 03 0 04 0 05 0 07 0 08 0 10 0 12 0 12 0 13 0 11 0 09 0 07 0 04 0 02 0 01 0 01 0 01 0 01 0 01 0 00 0 00 0 01 0 06 0 13 0 18 0 17 0 10 0 01 0 12 0 16 0 11 0 00 0 13 0 18 0 13 0 02 Expanded Uncertainty dB 0 07 0 07 0 07 0 07 0 07 0 07 0 07 0 08 0 08 0 11 0 11 0 11 0 11 0 13 0 13 0 13 0 13 0 14 0 14 0 19 0 19 0 20 0 20 0 20 0 20 0 21 0 21 0 21 0 21 0 22 0 30 0 39 0 48 0 53 0 53 0 53 0 53 0 53 0 53 0 53 0 55 0 56 0 57 0 59 0 87 0 88 80 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Nominal Frequency 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz 21200 Hz 22400 Hz Exact Microphone Expanded Influence of Expanded ElectricalAcousticalExpanded Frequency Diffuse field Uncerta
33. 02 0 04 0 07 0 10 0 15 0 20 0 22 0 18 0 14 0 12 0 09 0 08 0 07 0 08 0 11 0 14 0 17 0 24 0 29 0 31 0 32 0 31 0 29 0 21 0 09 0 06 0 05 0 01 0 09 0 20 0 17 0 20 0 15 0 12 0 00 0 03 0 20 0 24 0 33 0 28 0 25 0 11 0 03 0 02 0 02 0 00 0 00 0 02 0 07 Expanded Uncertainty dB 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 17 0 18 0 18 0 18 0 19 0 19 0 19 0 19 0 20 0 20 0 21 0 21 0 21 0 21 0 21 0 21 0 21 0 22 0 22 0 23 0 23 0 23 0 23 0 24 0 25 0 27 0 27 0 28 0 30 76 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Nominal Exact Microphone Expanded Influence of Expanded Electrical Acoustical Expanded Frequency Frequency Free field Uncertainty Outdoor Uncertainty Response Response Uncertainty 6 digits Response Microphone From Table A 2 Kit dB dB dB dB dB dB dB 11800 Hz 11885 0 Hz 0 44 0 28 0 14 0 15 0 21 0 09 0 32 12500 Hz 12589 3 Hz 0 51 0 29 0 50 0 15 0 01 0 00 0 33 13200 Hz 13335 2 Hz 0 60 0 31 1 08 0 15 0 37 0 11 0 34 14000 Hz 14125 4 Hz 0 71 0 33 1 78 0 15 0 93 0 15 0 36 15000 Hz 14962 4 Hz 0 81 0 35 2 53 0 15 1 66 0 06 0 38 16000 Hz 15848 9 Hz 0 87 0 38 3 36 0 15 2 49 0 00 0 41 17000 Hz 16788 0 Hz 0 80 0 40 4 08 0 15 3 33 0 04 0 43 18000 Hz 17782 8 Hz 0 59 0 43 4 57 0 15 4 13 0 15 0 46 19000 Hz 18836
34. 0587 2250 2270 Hand held Analyzer UA 1651 T Tripod Extension for Hand held Analyzer Interface cables see list UA 0587 Tripod or UA 0801 HT 0015 Earphones AO 0440 D 015 1 5m Y Y 909 lt he e 0o e amp e l 4231 Sound Calibrator ZC 0032 Microphone Preamplifier AO 0697 D 100 KE 0441 Microphone JP 1041 Protective Ext Cable 10 m Dual 10 pole Cover Adapt gai UA 1654 5 extra Styli UA 1673 c Adaptor for ES Standard Industrial Grade SD Memory Card for Hand held Analyzer D BZ 5298 Environmental Software CD incl Utility software QB 0061 Rechargeable Battery Pack ZG 0444 uum Battery oo Charger for QB 0061 AO 0646 Sound Cable 1 5m ZG 0426 Mains Power Supply AO 0440 D 015 Input Cable AO 0440 D 015 15m Output Cable Trigger Input Cable 1 5m Tripod Mount 2 0696 Wrist Strap KE 0440 Travel Bag for 2250 2270 and Accessories FB 0699 Hinged Cover for Hand held Analyzer Interface Cables AO 1449 D 010 LAN Cross over Cable 1 m AO 1450 LAN Cable 1 5m AO 1476 USB Cable 1 8m for hardware v 1 3 AO 1494 USB Cable 1 8 m for hardware v 4 040031 8 m 4 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Table 1 1 Hard itv Bruel et Description
35. 1 0 0 0 0 800 794 328 0 8 0 0 0 0 0 0 1000 1000 0 0 0 0 0 0 0 0 1250 1258 93 40 6 0 0 0 0 0 0 1600 1584 89 41 0 0 0 0 1 0 0 2000 1995 26 1 2 0 1 0 2 0 0 2500 2511 89 1 3 0 2 0 3 0 0 3150 3162 28 1 2 0 4 0 5 0 0 4000 3981 07 1 0 0 7 0 8 0 0 5000 5011 87 40 5 1 2 1 3 0 0 6300 6309 57 0 1 1 9 2 0 0 0 8000 7943 28 1 1 2 9 3 0 0 0 10000 10000 2 5 4 3 4 4 0 0 12500 12589 3 4 3 6 1 6 2 0 0 16000 15848 9 6 6 8 4 8 5 0 0 20000 19952 6 9 3 11 1 11 2 0 0 CHAPTER 2 Information Required by the Standards 2 9 Measured Quantities This section gives a precise mathematical definition of the measured quantities and defines the abbreviations used on the display 2 9 1 Instantaneous Broadband Measurements Overload These measurements are done continuously independent of measurement Start Pause and Stop They cannot be saved and are only displayed For Instantaneous Measurements the Overload indication is displayed as long as the overload condition exists or for 1 s whichever is the greater Overload is indicated as Overload on the screen and by a flashing red traffic light indicator Overload is common to all results of Instantaneous Measurements Under range The Underrange indication is displayed as long as the under range condition exists or for 1 s whichever is the greater The Underrange condition is present if any measurement of time weight
36. 1 20 2000 Hz 1995 26 Hz 0 31 0 98 1 48 2240 Hz 2238 72 Hz 0 11 1 16 1 60 2500 Hz 2511 89 Hz 0 32 1 25 1 73 2800 Hz 2818 38 Hz 0 12 1 02 1 85 3150 Hz 3162 28 Hz 0 41 1 22 1 80 3550 Hz 3548 13 Hz 0 25 1 26 2 00 4000 Hz 3981 07 Hz 0 23 1 35 2 25 4500 Hz 4466 84 Hz 0 51 1 89 2 70 5000 Hz 5011 87 Hz 0 40 1 77 3 30 5600 Hz 5623 41 Hz 0 56 2 85 4 25 6300 Hz 6309 57 Hz 0 66 2 95 4 52 7100 Hz 7079 46 Hz 0 44 2 56 4 31 8000 Hz 7943 28 Hz 0 77 3 50 5 54 8500 Hz 8413 95 Hz 1 07 4 01 6 36 9000 Hz 8912 51 Hz 0 92 4 52 7 42 9500 Hz 9440 61 Hz 1 06 5 14 7 86 10000 Hz 10000 Hz 0 74 5 39 8 45 10600 Hz 10592 5 Hz 0 85 5 54 8 60 11200 Hz 11220 2 Hz 1 27 5 81 8 94 11800 Hz 11885 0 Hz 1 53 6 52 10 35 12500 Hz 12589 3 Hz 1 25 7 03 11 56 13200 Hz 13335 2 Hz 1 60 7 66 12 50 14000 Hz 14125 4 Hz 1 09 8 42 12 95 15000 Hz 14962 4 Hz 1 87 9 17 13 49 16000 Hz 15848 9 Hz 1 74 10 36 15 80 17000 Hz 16788 0 Hz 1 49 11 02 17 27 18000 Hz 17782 8 Hz 1 80 11 13 17 47 19000 Hz 18836 5 Hz 2 32 11 52 17 68 20000 Hz 19952 6 Hz 2 27 13 08 21 06 113 APPENDIX A Tables Influence of Outdoor Microphone Kit UA 1404 on directional response with Microphone Preamplifier ZC 0032 connected to a microphone extension cable 500 Hz 3550 Hz Table A 42 Frequency 500 Hz 2500 Hz 2800Hz 2150 HZ 3550 Hz 1000 Hz 1250Hz 1600Hz 2000 Hz 2240 Hz 800 Hz 630 Hz Angle Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 114 Influence of Outdoor M
37. 1 2002 Standard s This Manual s Standard s This Manual s Paragraph Section User Manual Paragraph Section User Manuel 5 1 4 1 2 4 3 7 6 5 19 2 4 8 4 5 1 5 4 2 5 20 2 4 16 5 1 6 4 5 See User Manual 5 20 3 4 16 4 5 1 7 2 2 3 2 B 3 k 5 20 4 1 2 4 4 16 1 4 16 2 5 1 8 1 2 2 5 20 5 4 16 2 5 1 10 2 8 E 6 1 2 4 12 1 5 1 12 1 2 1 2 10 4 9 7 6 2 2 Note 2 7 5 1 13 44 3 7 2 4 5 6 3 2 B 3 q 5 1 14 2 9 2 6 5 2 B 3 f 5 1 15 3 5 6 6 1 3 7 6 5 1 16 4 9 1 3 5 4 13 1 6 6 3 4 12 6 5 1 17 1 2 1 B3 p 6 6 4 Note B3r 5 1 18 4 17 6 6 9 4 12 6 5 24 24 7 1 B 3 e 4 5 5 2 3 24 7 2 4 2 4 6 4 7 5 24 4 6 5 4 6 6 A 2 A 3 7 8 4 2 527 3 8 A 3 7 4 See User Manual 5 4 12 2 8 B 3 75 1 2 4 4 6 4 7 5 4 13 B 3 m 9 1 b 1 2 4 5 5 3 4 9 7 9 2 1 a 4 2 5 5 9 4 9 7 9 2 1 b 1 2 4 2 2 3 7 6 See User Manual 5 5 10 4 9 7 9 2 1 c 4 5 5 5 11 B 3 n 9 2 1 d B 3 k 5 6 1 4 8 1 9 2 1 e 1 2 1 B 3 p 5 6 2 4 8 1 9 22 a 2 9 5 6 3 4 8 1 3 5 9 2 2 b A 5 5 6 4 4 8 1 9 2 2 c 2 8 E 5 6 5 2 6 9 2 2 d 2 9 1 5 7 1 2 9 1 9 2 2 e 4 9 7 5 10 1 2 9 2 10 9 2 2 f 1 2 1 2 10 5 11 1 2 9 2 10 9 2 2 g 4 10 B 3 s See User Manual 5 12 1 4 9 8 9 2 2 h 4
38. 10 35 11 36 12 39 13 27 13 89 160 6 37 6 98 7 74 8 44 9 22 9 85 10 54 11 64 12 78 13 86 14 43 165 5 94 6 51 7 25 7 97 8 77 9 47 10 16 11 24 12 42 13 59 14 60 170 5 53 6 05 6 74 7 41 8 16 8 83 9 49 10 51 11 59 12 62 13 82 175 5 25 5 74 6 40 7 08 7 72 8 34 8 97 9 94 10 95 11 86 13 04 180 5 15 5 65 6 29 6 89 7 53 8 15 8 77 9 76 10 76 11 59 12 73 185 5 27 5 79 6 43 7 01 7 64 8 27 8 97 10 04 11 05 11 79 12 96 190 5 59 6 12 6 75 7 32 8 01 8 74 9 57 10 71 11 67 12 36 13 77 195 6 01 6 53 7 16 7 81 8 63 9 50 10 34 11 39 12 34 13 16 14 74 200 6 37 6 88 7 57 8 33 9 23 10 00 10 70 11 75 12 83 13 57 14 89 205 6 55 7 11 7 85 8 56 9 32 9 94 10 71 11 83 12 75 13 31 14 85 210 6 61 7 17 7 81 8 40 9 18 9 92 10 71 11 70 12 70 183 53 14 90 215 6 58 7 07 7 68 8 41 9 32 10 03 10 77 11 99 13 12 13 74 15 17 220 6 53 7 08 7 83 8 65 9 51 10 25 11 19 12 27 13 30 14 26 15 60 225 6 69 7 32 8 06 8 82 9 80 10 56 11 30 12 44 13 55 14 18 15 48 230 6 96 7 44 8 15 8 97 9 88 10 44 11 26 12 29 13 25 14 24 15 64 235 6 91 7 36 8 13 8 86 9 72 1
39. 1258 93 Hz 1333 52 Hz 1412 54 Hz 1496 24 Hz 1584 89 Hz 1678 80 Hz 1778 28 Hz 1883 65 Hz 1995 26 Hz 2113 49 Hz 2238 72 Hz 2371 37 Hz 2511 89 Hz 2660 73 Hz 2818 38 Hz 2985 38 Hz 3162 28 Hz 3349 65 Hz 3548 13 Hz 3758 37 Hz 3981 07 Hz 4216 97 Hz 4466 84 Hz 4731 51 Hz 5011 87 Hz 5308 84 Hz 5623 41 Hz 5956 62 Hz 6309 57 Hz 6683 44 Hz 7079 46 Hz 7498 94 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz 11885 0 Hz 12589 3 Hz 13335 2 Hz 14125 4 Hz 14962 4 Hz 15848 9 Hz 16788 0 Hz 17782 8 Hz 18836 5 Hz 19952 6 Hz 21134 9 Hz 22387 2 Hz Acoustical Response From Table A 4 dB 0 00 0 01 0 01 0 01 0 02 0 03 0 07 0 11 0 11 0 11 0 10 0 10 0 10 0 09 0 09 0 08 0 06 0 05 0 03 0 01 0 01 0 04 0 06 0 08 0 09 0 12 0 13 0 10 0 05 0 02 0 09 0 14 0 16 0 20 0 20 0 16 0 12 0 08 0 04 0 01 0 06 0 17 0 22 0 23 0 27 0 25 0 27 0 28 0 31 0 29 0 28 0 25 0 31 0 36 0 36 0 45 0 75 1 09 1 52 2 12 2 88 3 79 Expanded Uncertainty dB 0 30 0 31 0 32 0 33 0 34 0 35 0 36 0 38 0 38 0 40 0 41 0 46 0 48 0 50 0 52 0 54 0 57 0 57 0 57 Body Influence dB 0 03 0 07 0 13 0 21 0 22 0 07 0 11 0 07 0 10 0 18 0 26 0 30 0 24
40. 13 Hz 3758 37 Hz 3981 07 Hz 4216 97 Hz 4466 84 Hz 4731 51 Hz 5011 87 Hz 5308 84 Hz 5623 41 Hz 5956 62 Hz 6309 57 Hz 6683 44 Hz 7079 46 Hz 7498 94 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 18 Hz 11885 02 Hz 12589 25 Hz 13335 21 Hz 14125 38 Hz 14962 36 Hz 15848 93 Hz 16788 04 Hz 17782 79 Hz 18836 49 Hz 19952 62 Hz 21134 89 Hz 22387 21 Hz Microphone Free field Response From Table A 2 dB 0 03 0 03 0 03 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 03 0 04 0 04 0 04 0 03 0 02 0 01 0 00 0 01 0 03 0 05 0 07 0 08 0 06 0 03 0 01 0 02 0 00 0 05 0 14 0 28 0 44 0 51 0 60 0 71 0 81 0 87 0 80 0 59 0 23 0 24 0 88 1 75 Expanded Uncertainty dB 0 08 0 08 0 08 0 09 0 09 0 09 0 09 0 09 0 10 0 10 0 10 0 11 0 11 0 12 0 12 0 13 0 13 0 14 0 14 0 14 0 14 0 15 0 15 0 15 0 16 0 16 0 17 0 17 0 17 0 18 0 19 0 20 0 22 0 23 0 24 0 26 0 28 0 29 0 31 0 33 0 35 0 38 0 40 0 43 0 45 0 48 0 49 0 49 Influence of Windscreen dB 0 45 0 50 0 55 0 59 0 63 0 67 0 70 0 71 0 72 0 72 0 70 0 68 0 63 0 55 0 44 0 30 0 16 0 05 0 05 0 13 0 18 0 19 0 17 0 16 0 13 0 11 0 16 0 28 0 36 0 41 0 47 0 45 0 47 0 52 0 63 0 74 0 86 0 88 0 99 1 13
41. 15000 Hz 16000 Hz 17000 Hz 18000Hz 19000Hz 20000 Hz 0 0 01 0 01 0 01 0 01 0 01 0 01 0 01 0 01 0 01 0 01 0 02 5 0 03 0 02 0 00 0 01 0 03 0 01 0 00 0 01 0 02 0 01 0 03 10 0 08 0 05 0 00 0 03 0 09 0 02 0 01 0 02 0 04 0 02 0 08 15 0 16 0 11 0 01 0 05 0 17 0 09 0 04 0 03 0 11 0 05 0 15 20 0 25 0 18 0 00 0 09 0 26 0 20 0 04 0 06 0 20 0 12 0 22 25 0 35 0 25 0 01 0 08 0 36 0 30 0 07 0 02 0 27 0 25 0 31 30 0 46 0 39 0 09 0 07 0 38 0 46 0 16 0 04 0 28 0 33 0 37 35 0 49 0 50 0 18 0 09 0 40 0 51 0 33 0 06 0 21 0 36 0 40 40 0 52 0 63 0 30 0 11 0 33 0 54 0 40 0 17 0 08 0 25 0 37 45 0 46 0 65 0 41 0 18 0 31 0 49 0 40 0 29 0 02 0 09 0 30 50 0 43 0 68 0 53 0 29 0 29 0 40 0 38 0 40 0 16 0 04 0 29 55 0 36 0 64 0 57 0 39 0 32 0 41 0 39 0 47 0 39 0 19 0 36 60 0 38 0 61 0 58 0 52 0 43 0 47 0 46 0 52 0 58 0 41 0 44 65 0 45 0 66 0 63 0 62 0 55 0 56 0 53 0 54 0 65 0 50 0 53 70 0 51 0 71 0 70 0 73 0 66 0 60 0 56 0 58 0 63 0 54 0 81 75 0 51 0 74 0 73 0 79 0 80 0 65 0 59 0 66 0 71 0 66 0 90 80 0 45 0 69 0 73 0 78 0 90
42. 19 7 36 8 09 9 07 8 90 9 58 9 98 10 71 11 55 13 59 15 55 265 6 25 6 86 7 55 8 24 8 34 9 29 9 74 10 28 11 31 12 51 14 18 270 5 80 6 29 6 83 7 65 8 12 8 79 9 61 10 41 10 67 11 44 12 44 275 5 27 5 75 6 45 7 48 7 52 8 41 9 16 9 55 9 69 10 80 11 68 280 4 72 5 63 6 22 6 94 7 05 7 69 7 97 8 31 9 19 10 32 11 03 285 4 55 5 36 5 77 6 46 6 48 6 56 6 99 7 82 8 40 9 25 10 09 290 4 21 5 01 5 31 5 94 5 44 5 82 6 65 7 15 7 43 8 33 9 01 295 3 87 4 61 4 77 5 18 4 64 5 48 5 98 6 29 6 70 7 36 7 98 300 3 44 3 99 4 13 4 39 4 21 4 88 5 14 5 54 5 75 6 53 7 04 305 2 82 3 39 3 42 3 84 3 70 4 05 4 45 4 66 5 05 5 55 5 89 310 2 43 2 96 2 97 3 30 3 06 3 50 3 72 4 02 4 14 4 50 4 96 315 2 21 2 70 2 68 2 70 2 46 3 08 3 25 3 45 3 20 3 72 4 34 320 1 66 2 26 2 09 2 16 2 07 2 54 2 80 2 75 2 52 3 27 3 65 325 1 58 1 97 1 54 1 61 1 69 2 10 2 37 1 97 2 00 2 80 2 93 330 1 26 1 41 1 09 1 37 1 13 1 80 1 66 1 34 1 60 2 21 2 26 335 0 99 1 05 0 62 0 91 0 92 1 31 1 06 0 95 1 23 1 61 1 64 340 0 72 0 73 0 30 0 71 0 51 0 98 0 56 0 60 0 85 1 0
43. 2 1 mm Female Jack 0 6 m 0 3 AQ 1783 DC Power Cable 4 5 mm 2 5 mm Female Jack to 4 pin Female Socket Fused 0 6 m CHAPTER 1 Introduction 7 1 2 5 Block Diagrams The Block Diagram for Hand held Analyzers Type 2250 Type 2250 L is a subset ot Type 2250 and Type 2270 are shown in Fig 1 4 through Fig 1 7 Fig 1 4 Block Diagram Trigger for Type 2250 Input before hardware version 4 0 L Rear CCLD Current Output Input G D A Converter O O L Q AD Digital c Signal onve Processor Earphone D A Converter Top Socket Display D A Converter Main Processor A D O Commentary Keyboard Converter Microphone Traffic Light External Power USB SD Card Interface Interface CF Card Interface 060020 8 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 1 5 Block Diagram Trigger for Type 2250 Input from hardware version 4 0 Rear CCLD Current Output Input D A Converter Digital E iit Signal Of Vetter Processor Earphone D A Si Converter Display D A Converter Main Processor Keyboard A D Commentary Converter Q Microphone Traffic Light External Power LAN 2 x USB Interface 2 x SD Card Interface Interface 120238 CHAPTER 1 9 Introduction 9 Fig 1 6 Trigger Block Diagram Input for Type 2270 befor
44. 38 10 49 20000 19952 6 9 17 10 99 11 10 0 00 9 16 10 99 11 09 21200 21134 9 9 71 11 53 11 64 0 02 9 69 11 51 11 62 22400 22387 2 10 13 11 96 12 06 0 05 10 08 11 90 12 01 e 70 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual A 2 Free field Frequency Responses Frequency responses with Z frequency weighting Measured with plane progressive sinusoidal sound waves incident from the reference direction and the instrument s Sound Field Correction parameter set to Free field see section 4 6 Table A 2 Free field 0 frequency response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer s electrical response with the microphone preamplifier connected to a microphone extension cable Nominal Exact Microphone Microphone Microphone Electrical Acoustical Expanded Frequency Frequency Actuator Free field Free field Response Response Uncertainty 6 digits Response Correction Response dB dB dB dB dB dB 63 Hz 63 0957 Hz 0 00 0 00 0 00 0 00 0 00 0 05 80 Hz 79 4328 Hz 0 00 0 00 0 00 0 00 0 00 0 05 100 Hz 100 Hz 0 00 0 00 0 00 0 00 0 00 0 05 125 Hz 125 893 Hz 0 00 0 00 0 00 0 00 0 00 0 05 160 Hz 158 489 Hz 0 00 0 00 0 00 0 00 0 00 0 05 200 Hz 199 526 Hz 0 01 0 00 0 01 0 00 0 01 0 05 250 Hz 251 189 Hz 0 00 0 00 0 00 0 00 0 00 0 05 315 Hz 316 228 Hz 0 01 0 01 0 00 0 00 0 00 0 06 400 Hz 398 107 Hz 0 02 0 01 0 01
45. 45 6 28 7 34 8 33 9 42 10 92 12 30 13 60 14 91 170 3 20 3 39 3 78 4 24 5 02 6 00 7 09 8 66 10 16 11 44 12 94 175 4 68 4 85 5 23 5 45 5 89 6 47 7 30 8 53 9 77 10 80 12 09 180 5 44 5 72 6 21 6 55 7 03 7 62 8 47 9 74 10 92 11 93 13 26 185 4 70 4 90 5 26 5 43 5 81 6 40 7 30 8 63 9 86 10 73 12 01 190 3 25 3 46 3 79 4 15 4 87 5 91 7 17 8 86 10 25 11 18 12 88 195 4 14 4 68 5 36 6 12 7 19 8 36 9 59 11 08 12 22 13 16 15 04 200 4 96 5 18 5 64 6 23 7 10 7 99 9 13 10 74 12 31 13 54 15 54 205 4 06 4 54 5 30 6 15 7 31 8 49 10 03 12 04 13 58 14 58 16 69 210 4 61 5 37 6 22 7 01 8 07 9 12 10 38 11 92 13 33 14 50 16 41 215 5 04 5 45 6 03 6 77 7 87 8 89 10 05 11 73 13 16 14 07 15 94 220 4 88 5 38 5 98 6 60 7 49 8 42 9 77 11 43 13 03 14 31 16 10 225 4 79 5 22 5 73 6 30 7 36 8 54 9 81 11 67 13 28 14 24 15 91 230 4 88 5 16 5 62 6 33 7 43 8 44 9 81 11 54 12 86 14 06 15 71 235 4 75 4 98 5 61 6 22 7 28 8 30 9 60 11 10 12 78 13 69 15 26 240 4 53 4 89 5 35 5 95 7 13 7 96 9 28 10 94 12 10 13 16 14 78 245 4 39 4 79 5 17 5 91 6 79 7 65 8 69 10 12 11 71 12 57 14 47 250 4 21 4 55 5 08 5 52 6 23 7 05 8 08 9 59 10 96 12 15 13 96 255 3 89 4 29 4 72 5 15 6 09 6 84 7 77 9 04 10 38 11 37 13 42 260 3 53 3 85 4 39 5 03 5 63 6 28 7 05 8 10 9 44 10 78 12 92 265 3 21 3 44 4 41 4 70 5 23 5 85 6 23 7 73 8 98 10 13 12 18 270 2 62 3 21 3 95 4 08 4 96 5 01 6 08 6 80 8 20 8 88 10 90 275 2 14 2 79 3 08 3 84 4 07 4 88 5 00 6 24 7 01 8 30 9 80 280 1 60 1 73 2
46. 500 Hz 1 kHz 2 kHz 4 kHz 8 kHz 16 kHz Exact 5 digits 7 8125 Hz 15 625 Hz 31 25 Hz 62 5 Hz 125 Hz 250 Hz 500 Hz 1 kHz 2 kHz 4 kHz 8 kHz 16 kHz Real time Frequency Range 8 Hz to 16 kHz centre frequencies Response 20 dB 20 40 60 0 0 01 i 10 100 Multiple of Center Frequency 980474e Only accessible when Low Frequency is set to Extended in the Setup menu These filters do not fulfil the requirements of paragraph 7 2 3 in the old ANSI S1 11 1986 standard The paragraph states at which frequency the anti alias filter cut off should be set For the realisation of the filters in BZ 7223 this has no influence on the quality of the measurements and all requirements of the new ANSI 1 11 2004 standard are fulfilled Fig 4 31 The shapes of the 1 1 octave band filters from 0 to 3 5 dB The innermost and outermost curves show IEC 61260 limits 4 11 2 Fig 4 32 The shapes of the 1 3 octave band filters from 0 to 80 aB The innermost and outermost curves show IEC 61260 limits Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Response 0 5 dB S i 0 5 M 1 5 T L 3 5 0 5 1 2 0 Multiple of Center Frequency e 1 3 octave Band
47. 7 a B 3 q 9 2 7 b B 3 f 9 2 7 c 4 12 6 9 8 a 4 4 APPENDIX B Cross references to Standards IEC 61672 1 2013 IEC 61672 1 2013 Standard s This Manual s Standard s This Manual s Paragraph Section User Manual Paragraph Section User Manual 5 1 4 1 2 4 3 7 6 5 23 4 4 16 4 5 1 5 4 2 5 23 5 1 2 4 4 16 1 4 16 2 5 1 6 4 5 See User Manual 5 23 6 4 16 2 5 1 7 2 2 3 2 B 3 k 6 1 2 4 12 1 5 1 8 1 2 2 6 2 2 27 5 1 10 2 8 E 6 3 2 B 3 q 5 1 12 1 2 1 2 10 4 9 7 6 5 2 B 3 f 5 1 13 4 4 3 7 2 4 5 6 6 1 3 7 6 5 1 14 2 9 2 6 6 3 4 12 6 5 1 15 3 5 6 6 5 B 3 r 5 1 17 4 9 1 3 5 4 13 1 6 6 10 4 12 6 5 1 18 1 2 1 B 3 p 6 7 2 11 5 1 19 4 17 7 1 B 3 e 4 5 5 2 1 2 4 7 2 4 2 4 6 4 7 5 2 3 2 4 7 3 4 2 5 3 2 1 4 6 5 4 6 6 A 2 A 3 7 4 See User Manual 5 3 5 1 3 3 A 6 7 5 1 2 4 4 6 4 7 5 5 5 4 7 A 5 9 1 b 1 2 4 5 5 8 2 8 B 3 9 2 1 a 4 2 5 6 3 4 9 7 9 2 1 b 1 2 4 3 7 6 2 2 See User Manual 5 6 10 4 9 7 9 2 1c 4 5 5 6 11 4 9 7 9 2 1 d B 3k 5 7 1 4 8 1 9 2 1 e 1 2 1 B 3 p 5 7 2 4 8 1 9 24 f 2 11 5 7 8 4 8 1 3 5 9 2 2 a 2 9 5 7 4 4 8 1 9 2 2 b A 5 5 7 5 2 6 9 2 2 c 2 8 E 5 8 1 2 9 1 9 2 2 d 2
48. 8 49 9 52 11 64 18 74 13 74 14 06 17 14 21 05 155 6 74 8 38 8 95 9 18 9 01 10 33 11 15 11 01 12 13 15 32 17 08 160 5 02 5 98 6 61 7 34 8 31 10 55 12 28 12 41 13 07 15 49 15 36 165 7 68 8 04 7 77 7 81 7 98 9 66 10 43 9 93 11 26 14 16 14 65 170 11 52 13 03 13 41 13 78 13 91 15 17 15 68 15 83 15 80 17 59 17 21 175 8 15 9 41 10 16 11 23 12 24 14 25 15 23 15 84 16 96 21 11 21 47 180 6 63 7 62 8 06 8 83 9 77 11 57 12 29 12 06 13 37 16 41 16 89 185 7 98 9 18 9 75 10 68 11 87 13 98 14 84 15 27 16 93 20 00 21 43 190 11 42 12 89 13 33 13 79 14 55 15 80 16 33 15 36 16 00 18 90 18 14 195 8 11 8 42 8 06 8 25 8 47 10 22 11 09 10 73 11 29 14 58 15 28 200 5 04 5 96 6 49 7 47 8 53 10 94 12 66 12 46 12 87 15 77 15 72 205 6 58 8 27 9 31 9 76 9 60 10 62 11 48 11 26 11 53 15 05 17 51 210 6 52 7 43 8 28 9 10 9 88 11 76 13 43 13 10 13 15 15 95 20 92 215 7 44 9 39 10 91 11 41 11 02 12 34 14 93 15 50 14 34 15 86 20 08 220 8 60 10 20 11 44 11 77 10 30 10 94 13 07 15 21 13 17 14 49 18 65 225 8 11 8 25 9 19 10 81 10 40 10 60 12 27 14 56
49. 800 Hz 794 328 Hz 0 06 0 02 0 08 0 05 0 03 0 10 1000 Hz 1000 Hz 0 08 0 02 0 10 0 07 0 03 0 10 1060 Hz 1059 25 Hz 0 09 0 02 0 11 0 08 0 03 0 10 1120 Hz 1122 02 Hz 0 10 0 02 0 13 0 09 0 04 0 10 1180 Hz 1188 50 Hz 0 11 0 03 0 14 0 10 0 04 0 10 1250 Hz 1258 93 Hz 0 13 0 03 0 16 0 11 0 05 0 10 1320 Hz 1333 52 Hz 0 14 0 04 0 18 0 12 0 06 0 10 1400 Hz 1412 54 Hz 0 15 0 05 0 20 0 14 0 06 0 10 1500 Hz 1496 24 Hz 0 17 0 05 0 22 0 15 0 07 0 10 1600 Hz 1584 89 Hz 0 19 0 05 0 24 0 17 0 07 0 10 1700 Hz 1678 80 Hz 0 21 0 05 0 26 0 19 0 07 0 10 1800 Hz 1778 28 Hz 0 23 0 04 0 27 0 22 0 05 0 10 1900 Hz 1883 65 Hz 0 26 0 03 0 28 0 24 0 04 0 10 2000 Hz 1995 26 Hz 0 28 0 00 0 29 0 27 0 02 0 10 2120 Hz 2113 49 Hz 0 32 0 02 0 30 0 30 0 00 0 10 2240 Hz 2238 72 Hz 0 35 0 04 0 32 0 34 0 02 0 11 2360 Hz 2371 37 Hz 0 39 0 04 0 35 0 37 0 02 0 11 2500 Hz 2511 89 Hz 0 44 0 04 0 40 0 42 0 02 0 12 2650 Hz 2660 73 Hz 0 49 0 03 0 46 0 46 0 00 0 12 2800 Hz 2818 38 Hz 0 54 0 03 0 52 0 52 0 00 0 13 3000 Hz 2985 38 Hz 0 60 0 03 0 57 0 57 0 00 0 13 3150 Hz 3162 28 Hz 0 67 0 04 0 64 0 64 0 00 0 13 3350 Hz 3349 65 Hz 0 75 0 05 0 70 0 71 0 01 0 14 3550 Hz 3548 13 Hz 0 83 0 07 0 77 0 78 0 01 0 14 Nominal Frequency 3750 Hz 4000 Hz 4250 Hz 4500 Hz 4750 Hz 5000 Hz
50. 85 1 00 1 36 1 03 0 95 1 15 250 0 37 0 57 0 70 0 97 1 05 0 80 0 82 1 30 1 04 0 75 0 95 255 0 33 0 59 0 82 1 15 1 07 0 76 0 55 0 81 0 97 1 25 1 60 260 0 29 0 57 0 83 1 19 0 98 0 73 0 65 0 77 0 88 1 16 2 36 265 0 26 0 53 0 76 1 02 0 95 0 95 0 95 1 06 0 83 0 71 1 96 270 0 29 0 51 0 71 0 90 0 97 1 02 1 19 1 32 0 86 0 41 1 04 275 0 35 0 59 0 75 0 86 0 94 0 95 1 07 1 21 0 89 0 59 0 90 280 0 43 0 70 0 78 0 86 0 90 0 77 0 77 0 93 0 86 0 76 1 00 285 0 50 0 74 0 80 0 87 0 80 0 63 0 61 0 73 0 71 0 60 1 07 290 0 50 0 72 0 77 0 80 0 66 0 59 0 60 0 65 0 61 0 54 0 92 295 0 44 0 67 0 70 0 66 0 53 0 55 0 57 0 60 0 65 0 53 0 66 300 0 37 0 63 0 62 0 52 0 39 0 46 0 50 0 56 0 60 0 46 0 49 305 0 37 0 66 0 59 0 38 0 29 0 41 0 43 0 51 0 42 0 22 0 40 310 0 44 0 70 0 54 0 28 0 27 0 42 0 42 0 44 0 17 0 06 0 32 315 0 48 0 66 0 41 0 17 0 32 0 52 0 45 0 34 0 03 0 12 0 36 320 0 52 0 63 0 29 0 10 0 35 0 57 0 45 0 20 0 08 0 29 0 42 325 0 48 0 49 0 17 0 09 0 40 0 53 0 37 0 08 0 22 0 40 0 44 330 0 45 0 37 0
51. 9 1 5 11 1 2 9 2 10 9 2 2 e 4 9 7 5 12 2 2 9 2 10 9 2 2f 1 2 1 2 10 5 13 1 4 9 8 9 2 2 g 4 10 B 3 s See User Manual 5 17 B 3 o 9 2 2 h 4 9 2 5 18 1 2 9 9 2 2 i 4 9 8 5 18 2 B 3 s See User Manual 9 2 2 j 1 2 2 5 18 3 2 9 See User Manual 9 2 2 k 4 2 2 8 B 3 5 18 4 4 10 2 9 2 9 2 3 a 4 16 4 5 18 5 1 2 3 9 2 3b See User Manual 5 18 6 B 3 s 9 2 3 C 1 2 4 4 16 1 4 16 2 5 19 1 4 14 4 15 9 2 3 d 4 16 2 5 20 1 4 18 See User Manual 9 2 4 a 2 4 5 20 2 4 10 2 9 2 4 b 2 4 5 21 1 1 2 4 9 2 4 C 2 4 5 21 2 3 7 6 9 2 5a A 2 A 3 5 22 2 4 8 4 9 25 b 4 6 5 4 6 6 A 2 A 3 5 23 2 4 16 9 2 5 c 4 6 5 4 6 6 A 2 A 3 5 23 3 4 16 4 9 2 5 d 3 3 A 6 128 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual IEC 61672 1 2013 IEC 61672 1 2013 Pak This Manual s User Manual Standard s This Manual s User Manual aragraph Section Paragraph Section 9 2 6 a 4 5 9 2 8 b B 3 f 9 2 6 b 2 2 2 3 2 5 9 2 8 c 4 12 6 9 2 6 c 2 6 93a 4 4 9 2 6 d 4 17 9 3 b 4 4 9 2 6 e 2 7 9 3 c 4 5 9 2 6 f See User Manual 9 3 d 3 3 A 6 9 2 6 g 4 10 2 9 3 e 4 7 A 5 9 2 6 h 2 9 2 9 3 f 4 9 7 9 2 6 i 2 9 2 4 10 2 See User Manual 9 3 g 4 9 7 9 2 6 j 2 9 2 2 10 9 3 h 3 5 9 2 6 k B 3 0 93i 4 8 1 9 2 6 1 2 8 9 3 j 4 9 1 3 5 4 13 1 9 2 6 m 1 2 4 9 3 k 4 16 9 2 6n 4 14 9 3 4 12 1 9 2 7 a 4 2 4 6 4 7 9 3 m B 3 r 9 2 7 b
52. Centre Frequencies Nominal 6 3 Hz 8 0 Hz 10 Hz 12 5 Hz 16 Hz 20 Hz 25 Hz 31 5 Hz 40 Hz 50 Hz 63 Hz 80 Hz 100 Hz 125 Hz 160 Hz 200 Hz 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1 kHz 1 25 kHz 1 6 kHz 2 kHz 2 5 kHz 3 15 kHz 4 kHz 5 kHz 6 3 kHz 8 kHz 10 kHz 12 5 kHz 16 kHz 20 kHz Exact 5 digits 6 201 Hz 7 8125 Hz 9 8485 Hz 12 401 Hz 15 625 Hz 19 697 Hz 24 803 Hz 31 25 Hz 39 373 Hz 49 616 Hz 62 5 Hz 78 745 Hz 99 213 Hz 125 Hz 157 49 Hz 198 43 Hz 250 Hz 314 98 Hz 396 85 Hz 500 Hz 629 96 Hz 793 70 Hz 1kHz 1 2599 kHz 1 5874 kHz 2 kHz 2 5198 kHz 3 1748 kHz 4 kHz 5 0397 kHz 6 3496 kHz 8 kHz 10 079 kHz 12 699 kHz 16 kHz 20 159 kHz Real time Frequency Range 6 3 Hz to 20 kHz centre frequencies Response 20 dB 20 40 60 80 0 1 1 10 Multiple of Center Frequency 980473e Only accessible when Low Frequency is set to Extended in the Setup menu T These filters do not fulfil the requirements of paragraph 7 2 3 in the old ANSI 1 11 1986 standard The paragraph states at which frequency the anti alias filter cut off should be set For the realisation of the filters in BZ 7223 this has no influence on the quality of the measurements and all requirements of the new ANSI 1 11 2004 standard are fulfilled Fig 4 33 The shapes of the 1 3 octave band filters from
53. Fused Screened 2 0 m 1 AQ 1786 GPS Cable Screened 2 m 1 AO 0659 Weather Station Cable M 2 8 pin to LEMO 8 pin Screened 10 m Before hardware version 4 0 T From hardware version 4 0 i According to IEC 6100043 only 1 m of these cables should be exposed to the electromagnetic field during tests 6 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 1 3 Additional Hardware Ext Power Trigger Input to to Overview for the Analyzer the Analyzer Normal Mode of Operation when DC Out 1 DC Out 2 Power Panel ZH 0685 is used as DC Out 3 AQ 1782 or AQ 1783 an alternative to G nmm Mains Power Supply E a ZG 0426 DC Out 5 AQ 1782 or AQ 1783 Battery 14 8 V Rechargeable Li lon QB 0073 Charger 1 ZG 0857 Battery 14 8 V Rechargeable Li lon QB 0073 Charger 2 PA Charger ZG 0857 090068 2 Table 1 3 Briel amp Kjzer Additional Quantity Type Part Number Description hardware components 1 ZH 0685 Power Panel needed for 10r2 ZG 7 Ch for 14 8 V Li lon B Normal Mode of or 085 arger for 14 8 V Li lon Battery Operation when 1 QB 0073 Rechargeable Li lon Battery 14 8 V Power Panel ZH 0685 is used 1 AN 0033 Mains Power Cable 2 m as En alternative to 1 AQ 1785 DC Power Cable Alligator clips to 6 mm 1 3 mm Male Mains Power Jack 1 3 m Supply ZG 0426 0 3 AQ 1782 DC Power Cable 4 5 mm 2 5 mm Female Jack to 4 5 mm
54. Microphone Preamplifiers ZC 0032 with Electrical Substitute for Microphones as described in section 3 5 The one short circuited and the other connected to the generator 5 Hz 10 kHz lt 110 dB 10 kHz 20 kHz lt 100 dB 4 9 Measuring Ranges The Upper Limit in the following sections is based on the guaranteed worst case limit for the analyzer and the nominal Open Circuit Sensitivity of the microphone The Overload Limit can due to tolerances in the analyzer be up to 1 5 dB higher than the worst case limit but tolerances specified in the International Standards are maintained as long as no Overload is indicated The Lower Limit in the following sections is based on the guaranteed worst case limit for the analyzer the nominal open circuit sensitivity of the microphone under Reference Environmental Conditions Sound Field Correction set to Free field and no microphone accessories selected 4 9 1 Maximum Sound Level The maximum Sound Level that the Sound Level Meter can accommodate without causing damage to the Sound Level Meter 158 dB Peak 4 9 2 Total Range Total Range is defined as the difference between the Upper Limit on the least sensitive level range and the lowest sound pressure level measurable on the most sensitive level range which can be measured at 1 kHz within the most conservative tolerance limits specified in the International Standards IEC 61672 1 TEC 60651 and IEC 60804 CHAPTER 4 Specifications
55. RSS s a 630 Hz b 1600 Hz c 4000 Hz d 10000 Hz a 800 Hz b 2000 Hz c 5000 Hz d 12500 Hz 8 1000 Hz b 2500 Hz c 6300 Hz d 16000 Hz a 1250 Hz b 3150 Hz c 8000 Hz d 20000 Hz 080099 44 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 4 18 Sensitivity variations for Windscreen UA 1650 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable at sound incidence angles within 0 from the reference direction Corresponds to Table A 34 dB 30 20 100 1000 10000 Hz dB 90 20 15 10 5 0 100 1000 10000 Hz dB 150 20 100 1000 10000 Hz 080100 e CHAPTER 4 Specifications ction and the an Fig 4 19 Dire UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 a plane d in alyzer measure an is Corresponds to Table A 35 to Table A 37 alyzer with the microphone pr
56. Tables Table A 22 Directional response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane parallel to the display and along the microphone s axis 4000 Hz 10600 Hz Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle 94 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Table A 23 Directional response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane parallel to the display and along the microphone s axis 11200 Hz 20000 Hz Frequency Angle 11200Hz 11800 Hz 12500 Hz 13200 Hz 14000Hz 15000Hz 16000 Hz 17000Hz 18000Hz 19000Hz 20000 Hz 0 0 00 0 00 0 00 0 01 0 00 0 01 0 01 0 02 0 01 0 01 0 02 5 0 02 0 05 0 05 0 03 0 05 0 03 0 06 0 09 0 07 0 08 0 07 10 0 11 0 14 0 15 0 14 0 15 0 10 0 16 0 20 0 21 0 31 0 25 15 0 27 0 29 0 23 0 37 0 17 0 32 0 38 0 33 0 41 0 49 0 47 20 0 48 0 52 0 30 0 60 0 25 0 76 0 61 0 53 0 66 0 85 0 69 25 0 61 0 81 0 61 0 78 0 52 1 00 1 00 0 96 1 02 1 35 1 22 30 0 76 1 02 0 93 1 22 0 72 1 37 1 49 1 28 1 37 1 84 1 77
57. be compensated CHAPTER 2 Information Required by the Standards 13 Fig 2 1 A Error from self y generated noise 6 5 kJ K 4 E u 3 2 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Ltot Linn dB 130377 Fig 2 1 shows the error on the measured sound levels from the presence of self generated noise The curve can also be used for compensation by subtracting the error from the measured sound levels This is equivalent to using the formula 2 7 Measuring at Low Static Pressure The frequency response of the microphone depends on the static pressure Using a sound level calibrator to adjust the sensitivity of a sound level meter at the calibration check frequency provides no information on the influence of static pressure on frequency response Conformance to the specified standards ensures that the system measures within the standard s tolerances in the range from 85 kPa to 108 kPa Data for the frequency response as a function of static pressure for the microphone can be found in the Microphone Handbook BA 5105 At the calibration check frequency both the microphones and the recommended Br el amp Kj r Sound Calibrator Type 4231 are rather insensitive to variations in the static pressure for Sound Calibrator Type 4231 below 0 001 dB kPa 2 8 Frequency Weightings Both broadband and spectrum measurements can be frequency weighted with A B C or Z weighting The A and C weightings
58. extension cable Nominal Frequency 63 Hz 80 Hz 100 Hz 125 Hz 160 Hz 200 Hz 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1060 Hz 1120 Hz 1180 Hz 1250 Hz 1320 Hz 1400 Hz 1500 Hz 1600 Hz 1700 Hz 1800 Hz 1900 Hz 2000 Hz 2120 Hz 2240 Hz 2360 Hz 2500 Hz 2650 Hz 2800 Hz 3000 Hz 3150 Hz 3350 Hz 3550 Hz 3750 Hz 4000 Hz 4250 Hz 4500 Hz 4750 Hz 5000 Hz 5300 Hz 5600 Hz 6000 Hz 6300 Hz 6700 Hz 7100 Hz 7500 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz Exact Frequency 6 digits 63 0957 Hz 79 4328 Hz 100 Hz 125 893 Hz 158 489 Hz 199 526 Hz 251 189 Hz 316 228 Hz 398 107 Hz 501 187 Hz 630 957 Hz 794 328 Hz 1000 Hz 1059 25 Hz 1122 02 Hz 1188 50 Hz 1258 93 Hz 1333 52 Hz 1412 54 Hz 1496 24 Hz 1584 89 Hz 1678 80 Hz 1778 28 Hz 1883 65 Hz 1995 26 Hz 2113 49 Hz 2238 72 Hz 2371 37 Hz 2511 89 Hz 2660 73 Hz 2818 38 Hz 2985 38 Hz 3162 28 Hz 3349 65 Hz 3548 13 Hz 3758 37 Hz 3981 07 Hz 4216 97 Hz 4466 84 Hz 4731 51 Hz 5011 87 Hz 5308 84 Hz 5623 41 Hz 5956 62 Hz 6309 57 Hz 6683 44 Hz 7079 46 Hz 7498 94 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz Microphone Diffuse field Response From Table A 7 dB 0 00 0 00 0 00 0 00 0 00 0 01 0 00 0 02 0 03 0 04 0 06 0 08 0 10 0 11 0 13 0 14 0 16 0 18 0 20 0 22
59. is comparatively smaller than the test parameter s maximum Expanded Uncertainties of Measurement This has to be demonstrated with a good known laboratory microphone Various ways in which the different microphone assemblies can be mounted to the test rig are The analyzer with the microphone and Microphone Preamplifier ZC 0032 can be mounted using Tripod Extension for Hand held Analyzer UA 1651 The tripod extension stem is screwed into the Tripod Mounting Thread situated on the underside of the analyzer at the back The thread on the other end of the stem is used to mount the assembly to the test rig The microphone together with Microphone Preamplifier ZC 0032 can be mounted separately in the V Microphone Holder UA 1317 The Microphone Holder can be mounted using the tripod mount thread To minimise the influence of reflections from the Microphone Holder bend the holder part to an angle of 45 15 from the straight position e Outdoor Microphone Kit UA 1404 can be mounted using the tripod mount thread in the Mounting Ring 3 3 Periodic Testing of Acoustical Frequency Responses Acoustical signal test of frequency response can be made with plane progressive waves in an anechoic facility However this is normally very time consuming and difficult to do with sufficient accuracy For the purpose of periodic testing it is recommended that you use one of the following Briel amp Kj r products for acoustic frequency response tes
60. measured in a plane perpendicular to the display and along the microphone s axis 11200 Hz 20000 Hz Frequency Angle 11200Hz 11800Hz 12500 Hz 13200Hz 14000Hz 15000 Hz 16000 Hz 17000Hz 18000Hz 19000Hz 20000 Hz 0 0 01 0 01 0 01 0 01 0 01 0 00 0 01 0 02 0 04 0 01 0 01 5 0 04 0 07 0 04 0 06 0 07 0 00 0 04 0 11 0 07 0 11 0 11 10 0 12 0 20 0 18 0 15 0 26 0 11 0 16 0 20 0 27 0 26 0 27 15 0 26 0 36 0 35 0 25 0 46 0 45 0 36 0 50 0 49 0 56 0 55 20 0 55 0 54 0 44 0 52 0 61 0 88 0 77 0 71 1 00 1 01 0 99 252 0 98 0 96 0 72 0 81 1 05 1 30 1 18 1 02 1 27 1 60 1 45 30 1 22 1 38 1 31 1 22 1 20 1 85 1 72 1 45 1 75 2 31 2 11 35 1 40 1 84 1 48 1 65 1 65 2 31 2 36 2 21 2 14 2 91 2 87 40 1 88 2 33 2 15 2 41 1 85 2 70 2 99 2 86 2 67 3 33 3 66 45 2 04 2 56 2 50 2 63 2 42 3 31 3 48 3 47 3 36 3 78 4 30 50 2 37 3 09 2 91 3 32 3 24 3 56 3 88 4 33 4 52 4 57 4 99 55 2 98 3 44 3 70 3 86 3 85 4 26 4 69 4 73 5 38 5 67 5 95 60 38 17 3 89 3 99 4 47 4 23 5 02 5 52 5 84 6 08 6 72 7 13 65 3 90 4 37 4 49 5 04 4 78 5 66 6 30 6 89 6 94 7 44 8 23 70 4 23 5 07 5 10 5 77
61. stabilisation time after change in environmental conditions is 10 minutes When the instruments are moved from a warm environment with high humidity to a colder environment care should be taken not to produce condensation inside the instruments In this case much longer stabili sation periods may be necessary 4 12 2 Temperature Operating Temperature Range 10 to 50 C 14 to 122 F Storage temperature range 25 to 70 C 13 to 158 F 4 12 3 Humidity Operating Humidity Range 0 RH 90 providing there is no condensation 4 12 4 Vibration Vibration Sensitivity 20 1000 Hz for 1 ms A weighted max 73 dB Z weighted max 83 dB CHAPTER 4 Specifications 63 4 12 5 Immunity to Power Magnetic Fields Maximum sensitivity to power line 50 60 Hz magnetic field strength of 80 A m is specified as the rise in the self generated noise coming from the magnetic field The self generated noise is stated in section 4 8 Table 4 15 Rise in Self generated Noise Magnetic Fields 1 3 F l Most Sensitive 3 octave Configuration Direction A weighted B weighted C weighted Z weighted 50 Hz dB dB dB dB Band dB Analyzer with microphone Magnetic field Not and perpendicular to the 4 11 lt 7 lt 25 detectable preamplifier display surface mounted Microphone and Direction of Not 2 lt 7 lt 5 lt 21 preamplifier magnetic field detectable alone 020148 1 Note orie
62. time may be read out in and in time Battery Fuel Gauge The battery is equipped with a built in fuel gauge which continuously measures and stores the actual battery capacity in the battery unit Charge Time In instrument typically 10 hours from empty at ambient temperatures below 30 C To protect the battery charging will be terminated completely at ambient temperatures above 40 C At 30 to 40 C charging time will be prolonged With external charger ZG 0444 optional accessory typically 5 hours Note It is not recommended to charge the battery at temperatures below 0 C 32 F or over 50 C 122 F Doing this will reduce battery lifetime 4 17 Warm up Time Warm up Time lt 2 minutes after reaching equilibrium with the ambient environment and switching on power 4 18 Real time Clock Back up Powered Clock Drift For hardware version 1 1 lt 12 seconds over a 24 hour period From hardware version 2 0 lt 0 45 seconds over a 24 hour period 4 19 CE mark and C Tick mark Compliance cc C CE mark indicates compliance with the EMC Directive and Low Voltage Directive C Tick mark indicates compliance with the EMC requirements of Australia and New Zealand Safety EN IEC 61010 1 Safety requirements for electrical equipment for measurement control and labroratory use UL 61010B 1 Standard for Safety Electrical measuring and test equipment EMC Emission EN IEC 61000 6 3 Generic em
63. whether he should chose a more sensitive range if such exists 2 10 4 Selecting the Optimum Level Range 2 11 This is only relevant for Type 2270 in dual channel multi range mode else there is only one range If Type 2270 is in Low range and you get Overload warnings you can try to change to High range If Type 2270 is in High range and you get Underrange warnings you can try to change to Low range If none of these conditions occur you should prefer Low range It has the lowest self generated noise High range is only chosen when you expect that there can be very high sound levels Mechanical Vibration Mechanical vibration can affect indicated levels at low levels Section 4 12 4 gives an indication of the level of these errors The primary source to the vibration sensitivity is the microphone It is most sensitive to vibrations coming from a direction perpendicular to the diaphragm To reduce this problem the analyzer and primary the microphone should be mounted isolated from the vibrations if measurements are taken at places where there are strong vibrations EI Chapter 3 Conformance Testing 3 1 Introduction This chapter contains the information needed to conduct conformance testing according to the specified standards 3 2 Mounting for Acoustical Tests For acoustical tests it is important that the test rig for mounting the microphone to be tested is designed to minimise the influence of reflections to a level that
64. 0 23 Testing Immunity as a Sound Level Meter 23 Time Interval After Completion of a Measurement 53 Timed Broadband Measurements 15 INDEX 137 Timed Measuremente sees eee eee eee eee eee 18 Timed Spectrum Measurement eee eee eee eee eee 18 Time weighted Sound Level sees 13 Total Harnge e dece ewes ananas aaa 49 Trigger Socket TTT 59 Tripod Extension for Hand held Analyzer UA 1651 9 Tripod IJA 058 Faxi rue tegeret edes 9 Tripod DA 0801 coeno cett tenete ento 9 Typical Broadband Self generated Noise 46 Typical Self generated Noise Spectrums 46 Typical Stabilization Time 57 U UA 0587 TriDOG 32 etra ok deena en 9 UA 0801 Tripod its aka ra A 9 UA 1317 Microphone Holder sees 9 UA 1650 WIndSacregen cesses sees sees eee neee 9 UA 1651 Tripod Extension for Hand held Analyzer 9 Upper sk i Ente ee tes 49 USB 1 1 OTG Mini AB Socket sese 59 USB Interface i tee ees 59 User Manual BE 1713 eee 1 V MIBratIOn zie eise epi Ran 57 Vibration Sensitivity seen 57 W Windscreen UA 1650 eee 9 138 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual HEADQUARTERS Briel amp Kj r Sound amp Vibration Measurement A S DK 2850 N rum Denmark Telephone
65. 0 1 00 345 0 43 0 38 0 20 0 44 0 35 0 43 0 29 0 37 0 47 0 54 0 67 350 0 19 0 14 0 12 0 18 0 24 0 11 0 11 0 17 0 23 0 32 0 33 355 0 05 0 02 0 03 0 04 0 06 0 01 0 01 0 06 0 05 0 07 0 09 109 APPENDIX A Tables Table A 38 Directional response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane perpendicular to the display and along the microphone s axis 500 Hz 3550 Hz Frequency 500 Hz 2500Hz 2800Hz 3150Hz 3550Hz 1000 Hz 1250Hz 1600 HZ 2000 Hz 2240 Hz 800 Hz 630 Hz Angle Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 110 Table A 39 Directional response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane perpendicular to the display and along the microphone s axis 4000 Hz 10600 Hz Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle APPENDIX A Tables 111 Table A 40 Directional response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer
66. 0 Components Included with Type 2250 2270 4 5 6 Conformance Testing 19 Current Measurement eee eee ee eee eee eee 15 D DOSCriptlOns sas Seen ee Ad ceed oles 9 Diffuse field Frequency Responses 31 Digital Interfaces sss sees sees sees eee eee reenn nenen 59 Direct InpUl iecore RS res 58 Directional Responses 32 E Elapsed NIT 15 Electrical Frequency Responses esses 27 EMC Test Procedures sss seee sees sees eers 21 Emission Testing TT 22 Environmental Stabilisation Time 57 Equivalent Continuous weighted Sound Level 16 Equivalent Continuous Sound Level 16 Excessive Condensation esses 57 Expanded Uncertainties of Measurement 27 32 Exponential Averaging 53 Exponential Averaging Times sese eee eee eee eee ee 53 Exponential Time Constants eee eee eee eee 12 Extension ee 26 External DC Power Supply Requirements 60 External Power to Instrument eee eee eee ee eee ee 60 F F and S Time weighted esee 13 F and S time weightings eese 13 Fast Time Constant idt 56 Flat Frequency Range According to IEC 61260 28 Free field Frequency Responses 28 66 for Diffuse field Calibrated Instruments 76 Frequenc
67. 0 08 0 10 0 17 0 07 0 12 0 21 0 09 0 11 0 09 0 30 0 17 0 18 0 09 0 12 0 16 0 03 0 13 0 20 0 09 0 01 0 10 0 16 0 24 0 10 0 05 0 03 0 06 0 05 0 03 0 08 0 08 0 19 0 01 0 11 0 15 0 14 0 13 0 08 0 15 0 00 0 08 0 05 0 11 0 01 0 07 0 12 0 00 0 04 0 17 Expanded Uncertainty dB 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 Acoustical Response dB 0 02 0 06 0 12 0 20 0 21 0 04 0 18 0 18 0 21 0 29 0 36 0 40 0 34 0 17 0 01 0 09 0 01 0 17 0 24 0 10 0 12 0 13 0 25 0 09 0 28 0 22 0 00 0 26 0 09 0 14 0 11 0 23 0 17 0 11 0 36 0 40 0 22 0 13 0 01 0 05 0 01 0 20 0 31 0 31 0 46 0 26 0 16 0 13 0 45 0 42 0 20 0 10 0 81 0 44 0 32 0 34 0 76 1 16 1 40 2 12 2 84 3 62 Expanded Uncertainty dB 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 20 0 24 0 24 0 27 0 27 0 27 0 27 0 19 0 27 0 28 0 28 0 28 0 28 0 29 0 29 0 29 0 29 0 29 0 33 0 33 0 33 0 33 0 34 0 34 0 36 0 37 0 37 0 38 0 39 0 39 0 40 0 41 0 43 0 43 0 45 0 46 0 50 0 52 0 54 0 56 0 58 0 60 0 61 0 61 APPENDIX A Tables LN Table A 6 Free field 0 frequen
68. 0 24 0 26 0 27 0 28 0 29 0 30 0 32 0 35 0 40 0 46 0 52 0 57 0 64 0 70 0 77 0 84 0 94 1 06 1 20 1 32 1 42 1 54 1 67 1 84 2 01 2 18 2 35 2 48 2 66 2 89 8 18 3 37 3 54 3 69 3 79 Expanded Uncertainty dB 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 06 0 06 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 11 0 11 0 12 0 12 0 13 0 13 0 13 0 14 0 14 0 15 0 15 0 15 0 16 0 16 0 16 0 17 0 17 0 17 0 18 0 18 0 18 0 19 0 19 0 22 0 25 0 28 0 31 0 34 0 37 Influence of Outdoor Microphone Kit dB 0 00 0 00 0 00 0 00 0 00 0 00 0 01 0 02 0 04 0 06 0 08 0 10 0 09 0 07 0 05 0 03 0 02 0 02 0 02 0 03 0 03 0 03 0 03 0 02 0 01 0 03 0 05 0 08 0 10 0 13 0 18 0 23 0 29 0 35 0 40 0 46 0 50 0 52 0 55 0 60 0 70 0 83 0 94 1 01 1 00 0 89 0 67 0 42 0 08 0 30 0 67 Expanded Uncertainty dB 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 08 0 08 0 08 0 08 0 10 0 10 0 10 0 12 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 25 0 35 0 45 0 50 0 50 0 50 0 50 0 50 0 50 0 50
69. 0 30 0 09 0 43 0 19 0 20 0 47 0 29 0 49 0 75 0 51 0 46 0 68 0 75 1 10 0 81 0 72 0 81 1 14 1 23 1 31 0 82 Max Variation Max Variation 90 dB 0 37 0 23 0 36 0 44 0 23 0 66 0 79 0 97 1 03 0 93 1 22 1 32 1 49 1 87 1 45 2 36 2 81 2 74 3 32 3 63 3 97 4 72 5 11 5 46 5 50 6 00 6 37 6 84 7 44 8 09 9 20 9 88 10 29 11 04 12 18 150 dB 0 51 0 56 0 59 0 86 0 98 0 from the reference 99 APPENDIX A Tables Influence of Windscreen UA 1650 on directional response with or without Microphone Preamplifier ZC 0032 connected to a microphone extension cable 500 Hz 3550 Hz Table A 28 Frequency 500 Hz 2500 Hz 2800Hz 2150 HZ 3550 Hz 1000 Hz 1250Hz 1600Hz 2000 Hz 2240 Hz 800 Hz 630 Hz Angle Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 100 Influence of Windscreen UA 1650 on directional response with or without Microphone Preamplifier Table A 29 ZC 0032 connected to a microphone extension cable 4000 Hz 10600 Hz Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000Hz 8500Hz 9000Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle APPENDIX A Tables 101 Table A 30 Influence of Windscreen UA 1650 on directional response with or without Microphone Preamplifier ZC 0032 connected to a microphone extension cable 11200 Hz 20000 Hz Frequency Angle 11200Hz 11800Hz 12500Hz 13200Hz 14000Hz
70. 0 42 11 21 12 24 13 45 14 13 15 31 240 6 70 7 32 8 02 8 77 9 77 10 29 11 08 11 99 12 80 13 59 14 93 245 6 69 7 28 7 93 8 72 9 37 9 85 10 56 11 43 12 65 13 37 14 86 250 6 58 7 00 7 70 8 21 8 87 9 53 10 30 11 37 12 32 13 18 14 40 255 6 19 6 66 7 27 7 81 8 69 9 34 10 08 10 92 11 88 12 47 13 95 260 5 92 6 27 6 93 7 72 8 37 8 96 9 62 10 30 11 26 12 18 13 57 265 5 67 5 89 6 87 7 27 7 86 8 56 8 87 10 01 10 86 11 59 12 85 270 5 24 5 76 6 43 6 65 7 62 7 77 8 84 9 23 10 33 10 65 12 05 275 4 94 5 46 5 68 6 52 6 84 7 72 7 88 8 84 9 21 10 16 11 19 280 4 72 4 77 5 48 5 96 6 50 7 00 7 22 7 96 8 75 9 07 10 59 285 4 24 4 38 5 18 5 48 5 95 6 14 6 76 7 13 8 05 8 50 9 46 290 3 82 4 04 4 68 4 87 5 25 5 60 6 04 6 49 7 36 7 75 8 54 295 3 48 3 52 4 23 4 11 4 91 4 81 5 49 6 05 6 28 6 99 7 79 300 2 94 3 19 3 43 3 91 3 96 4 65 4 68 5 27 5 73 6 05 6 84 305 2 46 2 74 2 94 3 35 3 57 3 95 4 09 4 65 4 90 4 98 5 93 310 2 13 2 18 2 65 2 72 3 16 3 43 3 37 3 92 4 20 4 38 5 05 315 1 71 1 86 2 07 2 53 2 40 2 91 2 95 3 08 3 49 3 55 4 22 320 1 32 1 58
71. 0 to 3 5 dB The innermost and outermost curves show IEC 61260 limits 4 11 3 Table 4 11 Linear Operating Range 4 11 4 Table 4 12 Measurement Range 4 11 5 Table 4 13 Octave band Fast Time Constants Response 0 5 dB 0 5 1 5 2 5 3 5 0 85 1 Multiple of Center Frequency 1 15 980471e CHAPTER 4 Specifications e Linear Operating Range Linear Operating Range according to the International Standard IEC 61260 for electrical input for all filters in the filter banks Range Upper Limit Lower Limit 1 1 octave Lower Limit 1 3 octave dB dB dB Single 140 0 24 4 20 5 High 140 0 43 0 39 3 Low 110 0 24 5 20 6 Below the Lower Limit the Level Linearity Error is less than or equal to the error found in Fig 2 1 with Linh Set to the Lower Limit 11 5 dB Measurement Range Measurement Range according to the International Standard IEC 61260 is the difference between the Upper Limit of the Linear Operating Range on the least sensitive level range and the Lower Limit of the Linear Operating Range on the most sensitive level range 1 1 octave 1 3 octave dB dB 140 0 24 5 140 0 20 6 Octave Band Time Constants At low centre frequencies the B T product for time weightings becomes too small to give statistically reliable measurements To overcome this the Fast time
72. 00 1 11 0 05 0 12 1900 1883 65 1 16 0 07 0 15 0 00 1 16 0 07 0 14 2000 1995 26 1 20 0 09 0 17 0 00 1 20 0 09 0 17 2120 2113 49 1 23 0 12 0 20 0 00 1 23 0 11 0 20 2240 2238 72 1 25 0 14 0 23 0 00 1 25 0 14 0 23 2360 2371 37 1 26 0 18 0 26 0 00 1 27 0 17 0 26 2500 2511 89 1 27 0 21 0 30 0 00 1 27 0 21 0 30 2650 2660 73 1 26 0 25 0 35 0 00 1 27 0 25 0 34 2800 2818 38 1 25 0 30 0 40 0 00 1 25 0 30 0 39 3000 2985 38 1 22 0 35 0 45 0 00 1 23 0 35 0 45 3150 3162 28 1 19 0 41 0 51 0 01 1 20 0 41 0 51 3350 3349 65 1 15 0 48 0 58 0 01 1 16 0 47 0 57 3550 3548 13 1 10 0 55 0 65 0 01 1 10 0 55 0 65 3750 3758 37 1 03 0 64 0 74 0 01 1 04 0 63 0 73 4000 3981 07 0 96 0 73 0 83 0 01 0 97 0 72 0 82 4250 4216 97 0 87 0 83 0 93 0 01 0 88 0 82 0 92 4500 4466 84 0 77 0 94 1 04 0 01 0 79 0 93 1 03 4750 4731 51 0 66 1 07 1 17 0 01 0 67 1 05 1 16 5000 5011 87 0 54 1 20 1 31 0 01 0 55 1 19 1 29 5300 5308 84 0 39 1 36 1 46 0 01 0 41 1 34 1 45 5600 5623 41 0 23 1 52 1 63 0 02 0 25 1 51 1 61 6000 5956 62 0 06 1 71 1 81 0 02 0 07 1 69 1 80 6300 6309 57 0 14 1 91 2 02 0 02 0 12 1 89 2 00 6700 6683 44 0 35 2 13 2 24 0 02 0 33 2 11 2 22 7100 7079 46 0 59 2 97
73. 00 Hz dB 90 20 100 1000 10000 Hz dB 150 20 100 1000 10000 Hz 080095 40 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 4 14 Directional response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane parallel to the display and along the microphone axis Corresponds to Table A 21 to Table A 23 a 630 Hz b 1600 Hz c 4000 Hz d 10000 Hz a 800Hz b 2000 Hz c 5000 Hz d 12500 Hz 12 2 1000 Hz b 2500 Hz c 6300 Hz d 16000 Hz a 1250 Hz b 3150 Hz c 8000 Hz d 20000 Hz 080096 CHAPTER 4 a Specifications 41 Fig 4 15 Directional response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane perpendicular to the display and along the microphone axis Corresponds to Table A 24 to Table A 26 a 630 Hz b 1600 Hz c 4000 Hz d 10000 Hz a 8
74. 00 Hz b 2000 Hz c 5000 Hz d 12500 Hz 8 1000 Hz b 2500 Hz c 6300 Hz d 16000 Hz 1250 Hz b 3150 Hz c 8000 Hz d 20000 Hz 42 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 4 18 Sensitivity variations of Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer at sound incidence angles within 0 from the reference direction Corresponds to Table A 27 dB x 30 20 15 10 5 0 100 1000 10000 Hz dB x 90 20 15 10 5 0 100 1000 10000 Hz dB 150 20 15 10 5 0 100 1000 10000 Hz 080098 CHAPTER 4 Specifications 43 Fig 4 17 Directional response for Windscreen UA 1650 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable Corresponds to Table A 31 to Table A 33 EDAN DOS SL gt AMIS
75. 07 0 07 0 39 0 48 0 19 0 05 0 29 0 36 0 40 335 0 34 0 23 0 01 0 07 0 35 0 32 0 08 0 01 0 28 0 27 0 33 340 0 23 0 15 0 02 0 07 0 25 0 21 0 04 0 03 0 20 0 13 0 23 345 0 14 0 08 0 03 0 03 0 17 0 10 0 05 0 02 0 11 0 05 0 14 350 0 06 0 03 0 03 0 01 0 09 0 02 0 02 0 01 0 03 0 02 0 06 355 0 01 0 00 0 02 0 01 0 01 0 01 0 02 0 01 0 00 0 00 0 00 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 102 Directional response for Windscreen UA 1650 Microphone Type 4189 and Microphone Preamplifier Table A 31 ZC 0032 with the microphone preamplifier connected to a microphone extension cable 500 Hz 3550 Hz Frequency 500 Hz 2500Hz 2800Hz 3150 HZ 3550 Hz 1000 Hz 1250Hz 1600 HZ 2000 Hz 2240 Hz 800 Hz 630 Hz Angle 103 APPENDIX A Tables Table A 32 Directional response for Windscreen UA 1650 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable 4000 Hz 10600 Hz Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle 104 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Table A 33 Directional response for Windscreen UA 1650 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplif
76. 08 200 199 526 10 87 2 05 0 03 0 00 10 87 2 05 0 03 250 251 189 8 63 1 35 0 00 0 00 8 63 1 35 0 00 315 316 228 6 61 0 84 0 02 0 00 6 61 0 85 0 02 400 398 107 4 81 0 50 0 03 0 00 4 81 0 50 0 03 500 501 187 3 23 0 27 0 03 0 00 3 23 0 27 0 03 630 630 957 1 90 0 13 0 03 0 00 1 90 0 13 0 03 800 794 328 0 82 0 04 0 02 0 00 0 82 0 04 0 02 1000 1000 0 00 0 00 0 00 0 00 0 00 0 00 0 00 1060 1059 25 0 17 0 01 0 01 0 00 0 17 0 01 0 01 1120 1122 02 0 32 0 01 0 01 0 00 0 32 0 01 0 01 1180 1188 50 0 46 0 01 0 02 0 00 0 46 0 01 0 02 1250 1258 93 0 59 0 01 0 03 0 00 0 59 0 01 0 03 1320 1333 52 0 71 0 00 0 04 0 00 0 71 0 00 0 04 1400 1412 54 0 81 0 00 0 06 0 00 0 81 0 00 0 06 1500 1496 24 0 90 0 01 0 07 0 00 0 90 0 01 0 07 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Table A 1 cont Uncompensated electrical frequency responses Electrical Add to Acoustical Nominal Br cad T Frequency 6 digits Hz Hz A B C Z A B C weighting weighting weighting weighting weighting weighting weighting 1600 1584 89 0 98 0 02 0 09 0 00 0 98 0 02 0 09 1700 1678 80 1 05 0 03 0 10 0 00 1 05 0 03 0 10 1800 1778 28 1 11 0 05 0 12 0
77. 10 0 04 0 15 0 18 0 11 0 17 0 08 0 17 0 18 0 23 0 23 0 19 15 0 10 0 25 0 36 0 20 0 29 0 35 0 40 0 47 0 38 0 51 0 40 20 0 30 0 37 0 44 0 44 0 35 0 68 0 81 0 66 0 80 0 89 0 76 25 0 63 0 72 0 71 0 73 0 69 1 00 1 12 1 00 1 01 1 35 1 14 30 0 76 0 99 1 22 1 14 0 82 1 39 1 56 1 41 1 47 1 98 1 75 35 0 92 1 34 1 25 1 56 1 26 1 80 2 03 2 14 1 93 2 55 2 47 40 1 36 1 70 1 86 2 31 1 52 2 16 2 59 2 69 2 59 3 08 3 29 45 1 58 1 90 2 09 2 45 2 11 2 82 3 08 3 18 3 34 3 69 4 01 50 1 94 2 41 2 39 3 04 2 96 3 16 3 50 3 93 4 36 4 53 4 70 55 2 62 2 80 3 13 3 47 3 53 3 86 4 30 4 27 4 98 5 48 5 59 60 2 79 3 28 3 41 3 95 3 80 4 55 5 06 5 32 5 51 6 31 6 70 65 3 45 3 71 3 86 4 41 4 22 5 10 5 77 6 35 6 30 6 94 7 69 70 3 71 4 36 4 40 5 04 4 82 5 69 6 43 6 81 7 50 7 95 8 31 75 4 25 4 64 5 09 5 43 5 64 6 32 7 10 7 60 8 14 9 01 9 29 80 4 19 5 22 5 41 6 06 6 07 7 21 7 84 8 16 8 64 9 74 10 54 85 4 76 5 31 5 90 6 55 6 43 7 72 8 60 8 93 9 21 10 38 11 14 90 5 21 6 00 6 37 6 83 7 25 8 08 9 19 9 85 10 26 10 97
78. 100 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz Exact Frequency 501 187 Hz 630 957 Hz 794 328 Hz 1000 Hz 1258 93 Hz 1584 89 Hz 1995 26 Hz 2238 72 Hz 2511 89 Hz 2818 38 Hz 3162 28 Hz 3548 13 Hz 3981 07 Hz 4466 84 Hz 5011 87 Hz 5623 41 Hz 6309 57 Hz 7079 46 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz 11885 0 Hz 12589 3 Hz 13335 2 Hz 14125 4 Hz 14962 4 Hz 15848 9 Hz 16788 0 Hz 17782 8 Hz 18836 5 Hz 19952 6 Hz Max Variation 30 dB 0 07 0 09 0 11 0 03 0 03 0 12 0 19 0 17 0 20 0 15 0 33 0 47 0 49 0 61 0 72 0 97 1 33 1 56 2 01 2 10 2 29 2 48 2 58 2 71 2 90 3 05 3 11 3 37 3 63 3 85 4 03 4 23 4 44 4 88 5 29 Max Variation 90 dB 0 14 0 20 0 26 0 25 0 29 0 42 0 69 0 91 1 10 1 16 1 29 1 60 2 04 2 51 3 16 3 82 3 99 4 28 4 32 4 25 4 24 4 25 4 33 4 38 4 54 4 67 4 85 5 15 5 29 5 52 5 56 5 51 5 53 5 80 6 18 Max Variation 150 dB 0 19 0 25 0 34 0 35 0 36 0 44 0 78 0 95 1 10 1 20 1 48 1 85 2 30 2 60 3 16 3 82 3 99 4 28 4 32 4 25 4 24 4 25 4 33 4 38 4 54 4 67 4 85 5 15 5 29 5 52 5 56 5 74 6 16 6 77 7 70 120 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual A 6 Pe
79. 12 42 13 57 15 18 16 01 200 7 20 8 07 8 82 9 49 9 77 10 34 11 02 11 63 12 59 14 21 15 43 205 6 59 7 10 7 49 8 43 8 66 9 89 10 69 10 91 11 34 12 49 13 21 210 6 06 6 82 7 05 7 31 7 35 8 16 9 04 9 95 10 54 11 87 12 82 215 5 00 5 56 6 24 7 43 7 94 8 97 10 20 11 62 12 87 14 19 15 43 220 6 33 7 37 8 04 9 37 10 34 11 41 12 24 14 17 15 83 16 85 17 65 225 7 87 9 11 9 81 10 37 11 44 12 70 12 24 12 69 12 79 13 34 14 03 230 8 24 8 85 9 26 8 90 9 00 10 10 10 10 10 75 11 29 13 23 14 20 235 6 69 6 83 7 76 8 14 8 12 9 56 10 53 11 66 12 68 14 79 15 71 240 6 25 6 65 7 64 8 81 8 93 10 07 11 37 11 63 12 76 14 11 14 67 245 6 57 7 49 7 95 8 81 8 87 9 68 11 07 11 26 12 01 13 71 14 74 250 6 52 7 39 7 45 8 18 8 88 9 58 10 47 10 88 11 92 13 55 14 03 255 6 06 6 72 7 35 8 38 8 59 9 17 9 96 10 47 11 17 12 65 13 27 260 5 90 6 79 7 26 7 88 7 92 8 85 9 33 9 94 10 67 12 43 213 19 265 5 99 6 33 6 79 7 21 7 40 8 34 8 79 9 22 10 48 11 80 12 22 270 5 50 5 79 6 12 6 75 7 15 7 77 8 41 9 09 9 81 11 04 11 40 275 4 93 5 17 5 71 6 63 6 58 7 47 8 08
80. 13 85 15 99 17 81 230 7 27 8 10 8 63 10 20 11 45 11 29 12 28 13 35 12 81 15 23 16 15 235 7 15 8 67 9 05 10 12 11 24 10 68 11 23 11 80 13 11 15 12 16 89 240 7 09 8 20 8 77 9 07 10 00 9 73 11 36 12 56 14 77 15 25 17 67 245 6 89 7 51 8 60 8 02 9 57 10 44 12 62 12 54 13 79 14 77 15 73 250 6 96 6 97 8 06 8 59 10 45 10 40 11 62 12 51 13 09 14 14 15 16 255 6 53 6 97 8 21 9 18 9 92 9 91 10 43 11 47 12 65 13 62 15 23 260 6 35 6 80 8 63 9 03 8 36 9 13 10 21 10 66 12 12 13 37 15 52 265 6 00 6 92 7 70 7 85 7 92 9 46 10 02 10 44 11 03 12 75 14 80 270 5 51 6 20 6 47 7 56 8 41 8 58 9 54 10 67 11 00 11 23 12 67 275 4 72 5 54 6 51 7 55 7 02 7 99 9 28 10 12 9 57 10 55 12 00 280 4 37 5 93 6 28 6 47 6 54 7 98 8 11 8 70 9 05 10 36 11 17 285 4 85 5 40 5 39 6 00 6 73 6 49 7 12 7 89 8 57 9 20 10 28 290 4 24 4 68 4 87 6 20 5 12 5 92 6 65 7 14 7 59 8 17 9 34 295 3 54 4 04 4 79 4 86 4 47 5 61 6 02 6 44 6 47 7 19 8 37 300 2 90 3 96 3 93 4 09 4 26 4 84 5 07 5 58 5 84 6 53 7 21 305 3 09 3 49 3 32 3 84 3 91 3 74 4 52 4 72 4 90 5 58 5 89 310 2 44 2 88
81. 15 3 Electrical 12 4 11 5 12 9 18 3 25 5 Total 16 6 15 6 16 2 20 1 25 9 minimum 120 seconds Lzeq 4 8 3 Typical Self generated Noise Spectra Typical spectra for self generated noise are shown in Fig 4 24 to Fig 4 29 Fig 4 24 Typical self generated noise 1 1 octave band Single range E Microphone 15 dB 4 10 dB 5 dB 0 dB 5 dB 10 dB 15 dB 20 dB O Electrical B Total 31 5 63 125 250 500 Frequency Hz 1k 2k 4k 8k 16k 060011 2 st Fig 4 25 Typical self generated noise 1 1 octave band High Range Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 30 dB 25 dB 20 dB 15 dB 10 dB 5 dB 0 dB 5 dB 10 dB 15 dB 20 dB E Microphone mi iti 5 550 O Electrical UBER 7E c ccu ee ae o m LL 1 5 63 125 WB Total 250 500 1k Frequency Hz Fig 4 26 Typical self generated noise 1 1 octave band Low Range 4k 8k 16k 080092 3 10 dB 5 dB 0 dB 5 dB 10 dB 15 dB 20 dB E Microphone 15B F pt tt m a D Electrical EI Total 8 wo 1 5 63 125 250 500 1k Frequency Hz 2k 4k 8k 16k 090027 CHAPTER 4 Specificati
82. 18 36 155 7 37 8 38 9 04 9 31 9 96 11 20 12 24 12 57 13 33 15 49 16 66 160 7 08 8 00 8 61 9 02 10 00 11 33 12 27 12 50 13 55 16 17 16 34 165 6 61 7 40 7 91 8 37 9 45 10 91 11 53 11 77 13 07 15 81 16 08 170 6 11 6 84 7 21 7 64 8 74 10 15 10 65 10 83 12 16 14 71 15 10 175 5 82 6 48 6 87 7 24 8 29 9 53 10 04 10 19 11 38 13 79 14 12 180 5 75 6 40 6 78 7 14 8 13 9 36 9 85 10 06 11 19 13 55 13 76 185 5 90 6 59 6 97 7 29 8 28 9 55 10 19 10 44 11 53 13 87 14 20 190 6 20 6 95 7 26 7 57 8 60 10 11 10 82 11 08 12 23 14 54 15 15 195 6 69 7 45 7 86 8 24 9 32 11 00 11 88 12 04 12 96 15 54 16 50 200 7 10 7 94 8 51 8 92 9 97 11 52 12 58 12 65 13 52 16 06 17 23 205 7 28 8 32 9 09 9 44 10 15 11 51 12 80 18 12 18 54 15 57 17 87 210 7 41 8 44 9 21 9 54 10 26 11 49 13 15 13 84 14 07 15 64 19 21 215 7 40 8 43 9 48 10 21 10 87 11 76 13 36 15 03 14 58 15 30 19 25 220 7 49 8 50 9 84 10 89 11 19 11 71 13 18 15 32 14 51 14 99 18 05 225 7 58 8 54 9 79 10 93 11 29 11 33 12 23 14 19 14 07 14 71 16 52 230 7 64 8 28 9 24 10 37 10 9
83. 188 50 Hz 1258 93 Hz 1333 52 Hz 1412 54 Hz Microphone Diffuse field Response From Table A 7 dB 0 00 0 00 0 00 0 00 0 00 0 01 0 00 0 02 0 03 0 04 0 06 0 08 0 10 0 11 0 13 0 14 0 16 0 18 0 20 Expanded Uncertainty dB 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 06 0 06 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 Influence of Windscreen dB 0 00 0 00 0 00 0 00 0 00 0 00 0 01 0 02 0 04 0 06 0 08 0 11 0 15 0 17 0 20 0 24 0 28 0 32 0 36 Expanded Uncertainty dB 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 08 0 08 0 08 0 08 0 10 0 10 Electrical Response dB 0 00 0 00 0 00 0 00 0 00 0 00 0 01 0 01 0 02 0 03 0 05 0 08 0 12 0 13 0 14 0 16 0 17 0 19 0 21 Acoustical Response dB 0 00 0 00 0 00 0 00 0 00 0 01 0 00 0 00 0 01 0 02 0 03 0 05 0 08 0 07 0 07 0 06 0 05 0 05 0 05 Expanded Uncertainty Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Nominal Frequency 1500 Hz 1600 Hz 1700 Hz 1800 Hz 1900 Hz 2000 Hz 2120 Hz 2240 Hz 2360 Hz 2500 Hz 2650 Hz 2800 Hz 3000 Hz 3150 Hz 3350 Hz 3550 Hz 3750 Hz 4000 Hz 4250 Hz 4500 Hz 4750 Hz 5000 Hz 5300 Hz 5600 Hz 6000 Hz 6300 Hz 6700 Hz 7100 Hz
84. 2 54 13 88 16 98 17 47 185 7 83 9 11 9 46 10 21 11 24 13 04 14 10 13 94 15 35 18 54 18 75 190 8 95 9 99 9 96 10 45 10 74 12 28 12 69 12 30 13 07 16 08 16 14 195 7 68 8 45 8 72 9 25 9 93 12 00 13 06 13 06 14 20 17 57 17 77 200 7 93 9 12 9 77 10 08 10 51 11 86 12 91 12 54 13 28 16 70 17 77 205 7 32 8 32 8 73 9 31 9 49 11 47 12 78 12 19 12 13 14 76 16 23 210 6 86 8 08 8 45 8 45 8 43 9 72 11 48 12 10 11 91 13 99 17 13 215 5 82 6 92 8 05 9 23 9 48 10 71 12 79 14 66 14 33 15 75 19 51 220 7 29 8 79 10 06 11 61 12 01 12 87 14 23 17 21 17 04 17 58 20 10 225 8 76 10 33 11 54 12 48 12 94 13 47 13 18 14 45 13 32 13 87 15 07 230 8 92 9 69 10 35 10 29 10 11 10 64 10 66 11 60 12 11 14 17 15 60 235 7 16 7 40 8 47 9 10 9 15 10 28 11 24 12 51 13 82 15 78 17 84 240 6 64 7 12 8 20 9 67 10 01 10 89 12 35 12 75 13 90 14 98 16 48 245 6 98 8 02 8 55 9 62 9 93 10 53 12 07 12 61 13 04 14 66 15 88 250 6 90 7 96 8 15 9 15 9 93 10 38 11 29 12 18 12 96 14 30 14 98 255 6 39 7 30 8 17 9 52 9 65 9 93 10 50 11 28 12 14 13 90 14 87 260 6
85. 20 Hz 1180 Hz 1250 Hz 1320 Hz 1400 Hz 1500 Hz 1600 Hz 1700 Hz 1800 Hz 1900 Hz 2000 Hz 2120 Hz 2240 Hz 2360 Hz 2500 Hz 2650 Hz 2800 Hz Exact Configuration Configuration Configuration Configuration Configuration Frequency asin asin asin asin as in 6 digits Table A 2 Table A 3 Table A 4 Table A 5 Table A 6 dB dB dB dB dB 63 0957 Hz 0 00 0 00 0 00 0 00 0 00 79 4328 Hz 0 00 0 00 0 00 0 00 0 00 100 Hz 0 00 0 00 0 00 0 00 0 00 125 893 Hz 0 00 0 00 0 00 0 00 0 00 158 489 Hz 0 00 0 01 0 00 0 01 0 00 199 526 Hz 0 01 0 03 0 01 0 03 0 02 251 189 Hz 0 01 0 08 0 00 0 07 0 03 316 228 Hz 0 01 0 14 0 01 0 14 0 05 398 107 Hz 0 00 0 21 0 02 0 23 0 09 501 187 Hz 0 01 0 24 0 03 0 26 0 13 630 957 Hz 0 03 0 10 0 05 0 12 0 18 794 328 Hz 0 06 0 05 0 06 0 05 0 25 1000 Hz 0 08 0 01 0 08 0 01 0 31 1059 25 Hz 0 10 0 00 0 10 0 00 0 28 1122 02 Hz 0 11 0 07 0 13 0 05 0 26 1188 50 Hz 0 12 0 14 0 15 0 11 0 24 1258 93 Hz 0 13 0 17 0 18 0 12 0 23 1333 52 Hz 0 15 0 09 0 20 0 04 0 24 1412 54 Hz 0 17 0 09 0 23 0 15 0 25 1496 24 Hz 0 18 0 28 0 26 0 36 0 28 1584 89 Hz 0 20 0 37 0 29 0 46 0 33 1678 80 Hz 0 22 0 29 0 33 0 40 0 39 1778 28 Hz 0 26 0 13 0 37 0 25 0 45 1883 65 Hz 0 28 0 06 0 41 0 20 0 55 1995 26 Hz 0 31 0 22 0 46 0 37 0 64 2113 49 Hz 0 34 0 46 0 50 0 61 0 71 2238 72 Hz 0 38 0 47 0 55 0 64 0 76 2371 37 Hz 0 41 0 11 0 60 0 29 0 81 2511 89 Hz 0 46 0 29 0 65 0 48 0 84 2660 73 Hz 0 50 0 68 0 71 0 90 0 82 2818 38 Hz 0 5
86. 251 189 Hz 0 00 0 05 0 01 0 15 0 02 0 01 0 16 315 Hz 316 228 Hz 0 00 0 06 0 03 0 15 0 03 0 01 0 16 400 Hz 398 107 Hz 0 01 0 06 0 05 0 15 0 05 0 01 0 16 500 Hz 501 187 Hz 0 01 0 07 0 07 0 15 0 08 0 02 0 17 630 Hz 630 957 Hz 0 00 0 07 0 10 0 15 0 13 0 03 0 17 800 Hz 794 328 Hz 0 01 0 07 0 14 0 15 0 21 0 07 0 17 1000 Hz 1000 Hz 0 01 0 07 0 18 0 15 0 31 0 11 0 17 1060 Hz 1059 25 Hz 0 02 0 07 0 21 0 15 0 34 0 11 0 17 1120 Hz 1122 02 Hz 0 02 0 07 0 25 0 15 0 38 0 11 0 17 1180 Hz 1188 50 Hz 0 02 0 08 0 28 0 15 0 41 0 10 0 17 1250 Hz 1258 93 Hz 0 02 0 08 0 32 0 15 0 45 0 10 0 17 1320 Hz 1333 52 Hz 0 03 0 08 0 37 0 15 0 49 0 10 0 17 1400 Hz 1412 54 Hz 0 03 0 08 0 41 0 15 0 53 0 09 0 17 Nominal Frequency 1500 Hz 1600 Hz 1700 Hz 1800 Hz 1900 Hz 2000 Hz 2120 Hz 2240 Hz 2360 Hz 2500 Hz 2650 Hz 2800 Hz 3000 Hz 3150 Hz 3350 Hz 3550 Hz 3750 Hz 4000 Hz 4250 Hz 4500 Hz 4750 Hz 5000 Hz 5300 Hz 5600 Hz 6000 Hz 6300 Hz 6700 Hz 7100 Hz 7500 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz 21200 Hz 22400 Hz Exact Frequency 6 digits 1496 24 Hz 1584 89 Hz 1678 80 Hz 1778 28 Hz 1883 65 Hz 1995 26 Hz 2113 49 Hz 2238 72 Hz 2371 37 Hz 2511 89 Hz 2660 73 Hz 2818 38 Hz 2985 38 Hz 3162 28 Hz 3349 65 Hz 3548
87. 270 and all the software modules that have sound level meter or octave based frequency analysis capabilities The specific subset of specifications for a given hand held analyzer configured with a given microphone and software configuration can be found from the descriptions in the user manuals Not all possible configurations are supported The relevant user manuals are BE 1713 Hand held Analyzer Types 2250 and 2270 BE 1766 2250 Light BE 1799 Building Acoustics Software BZ 7228 The user manuals also contain a summation of the most relevant technical specifications needed for the use of the instrument In the event of any unintended inconsistency between the user manuals and the instruction manual the instruction manual takes precedence Appendix B of this manual provides cross references between specific paragraphs in the standards that require topics to be documented and the corresponding sections in this manual and the user manuals that conform to them System Overview Analyzers This manual covers Hand held Analyzer Type 2250 A single channel general purpose hand held analyzer Hand held Analyzer Type 2250 L also called 2250 Light A low cost single channel general purpose hand held analyzer Hand held Analyzer Type 2270 A dual channel high end hand held analyzer 1 2 2 1 2 3 1 2 4 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Types 2250 and 2250 L can with the appropriate s
88. 3 5 mm Minijack stereo socket See the pertinent user manual for information on the signal source and gain Maximum Peak Output Voltage 1 4 V no load Output Impedance 32 in each channel short circuit proof without affecting the measurement results 4 15 Digital Interfaces The digital interfaces can be used for monitoring a measurement setting up a measurement controlling a measurement data storage and transferring data from instrument to PC However it is not possible to change or influence the measured values in any way through these interfaces 4 15 1 USB Interface Before hardware version 4 0 USB 1 1 OTG Mini AB socket with host and slave functions accepts Mini A host functionality and Mini B slave functionality plugs From hardware version 4 0 USB 2 0 OTG Micro AB socket with host and slave functions accepts Micro A host functionality and Micro B slave functionality plugs USB 2 0 Host Standard A socket with only host functions accepts Standard A plugs 4 15 2 4 15 3 4 15 4 4 16 4 16 1 4 16 2 4 16 3 CHAPTER 4 Specifications LAN Interface if Present Before hardware version 4 0 RJ45 8 8 MDI socket Speed 10 Mbps Protocol TCP IP From hardware version 4 0 RJ45 8 8 Auto MDIX socket Speed 100 Mbps Protocol TCP IP Compact Flash CF Card Interface if Present Type I and II memory cards FAT 16 formatted Secure Digital SD Card Interfaces Support SD and SDHC cards i
89. 36 4 37 4 44 5 38 315 2 19 2 52 2 48 2 70 2 73 3 42 3 39 3 41 3 52 3 67 4 58 320 1 84 2 22 1 93 2 20 2 34 2 84 2 78 2 71 3 06 3 27 3 73 325 1 56 1 63 1 64 1 55 2 07 2 38 2 08 2 01 2 53 2 84 3 11 330 1 36 1 12 1 34 1 12 1 62 1 86 1 52 1 56 2 05 2 07 2 35 335 1 03 0 74 0 87 0 90 1 22 1 19 1 08 1 15 1 65 1 48 1 73 340 0 68 0 53 0 48 0 69 0 84 0 71 0 60 0 77 1 16 1 01 1 21 345 0 38 0 36 0 20 0 44 0 53 0 36 0 32 0 41 0 65 0 59 0 73 350 0 15 0 19 0 06 0 21 0 27 0 15 0 17 0 18 0 26 0 27 0 34 355 0 01 0 07 0 00 0 06 0 06 0 04 0 07 0 04 0 04 0 06 0 08 APPENDIX A Tables 105 Table A 34 Sensitivity variations for Windscreen UA 1650 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable at sound incidence angles 0 from the reference direction within 3 Nominal Frequency 500 Hz 630 Hz 800 Hz 1000 Hz 1250 Hz 1600 Hz 2000 Hz 2240 Hz 2500 Hz 2800 Hz 3150 Hz 3550 Hz 4000 Hz 4500 Hz 5000 Hz 5600 Hz 6300 Hz 7100 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz Exa
90. 4 3 Reference Environmental Conditions sss sees 26 4 4 Reference Conditions for Acoustic Calibration essen enne enne 26 4 5 Microphone isisa a aa aa E E E Ee Ea E E A A E a 26 4 6 Frequency Responses sisena e aa EE a AN EEEE E E A E a Ea e aia 26 4 7 Directional Responsssssssss 32 4 8 Self generated Noise 45 4 9 Measuring Ranges petite eii tee ete eei a a pei Ier ete Pee ton oh 49 PI EMI Te EE 53 4311 Spectrum Analysls 2 tede eee dre Eee ve Ucet ese ee LEER ener ve 54 4 12 Influence from the Operating Environment sees eee eee eee eee eee eee eee eee 57 4 13 Electrical Iputito Type 2250 2270 iiem 58 4 14 Electrical Output from Type 2250 2270 esses enne mener nennen 59 4315 Digital Interfaces ii aee He 59 4316 Power Supply s tra aa e Ere e Poe a bes o Eee ibi sce kva hla i 60 4 17 Warmsup 61 4 18 Real time Clock eti taii be obe e Eee Eee bete ol ee aaa ra i 61 4 19 CE mark and C Tick mark Compliance sss esse ssee sees sees eee sees esser eee enen nenen 61 APPENDIX A TRS a 666 63 A 1 Electrical Frequency BResnpongeg scs see sees sees sees sees sees sere sees e ereer eee neee nenen 63 A 2 Free field Frequency Responses eecceessecsscecesneceeneeesneeesacecsanecsanersnaeeseaeecsanecsanesssneeenaeesseteranessaners 66 A 3 Diffuse field Frequency Responses sss ssee sees sees sees sees sere sees e ereer eenn nenen 72 A 4 Free field Frequenc
91. 4 4 12 5 1 3 3 7 4 11 2 8 4 4 12 5 2 1 3 7 6 11 2 9 4 12 4 12 5 2 7 4 2 11 2 10 4 12 5 12 5 3 5 B 3 f 11 2 11 4 12 2 12 5 4 5 3 7 6 4 2 11 2 12 4 12 3 12 5 4 10 4 12 6 3 7 1 11 2 13 4 12 App B 3 5 p 4 9 4 11 2 14 B 3 e 4 5 App C 5 p 2 5 11 2 15 4 6 4 7 11 2 16 2 4 124 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual IEC 61260 IEC 61260 Standard s This Manual s Standard s This Manual s Paragraph Section User Manual Paragraph Section User Manual 3 13 4 11 7 m 4 13 1 3 18 4 4 7 n B 3 h 4 13 1 3 19 4 4 7 0 4 12 2 4 3 4 11 7 p 4 12 5 4 6 4 4 11 3 7 q B 3 j 4 7 4 11 1 4 11 2 7 r B 3 j 4 10 4 6 3 7 S See User Manual 4 11 4 13 1 7 t B 3 h 4 12 B 3 h 4 13 1 7 u 4 17 4 14 2 4 12 3 7 v 3 6 5 1 1 p 3 6 7 w 3 7 6 5 1 2 p 4 17 7 x 3 7 5 5 2 5 B 3c 7 y 3 7 6 5 8 2 B 3 h 4 13 1 7 z B 3 f 5 5 1 4 6 3 7 aa 3 7 2 5 5 4 B 3 i 7 bb 3 7 6 5 9 4 6 3 7 cc 3 7 6 7 a 4 2 8 2 3 3 7 6 7 b 4 11 8 3 2 2 p B 3 f 7 G 4 11 8 4 4 3 7 6 7 d 4 11 1 4 11 2 8 4 5 3 7 6 7 e 4 11 8 4 8 3 7 6 7 f 4 4 8 5 1 2 3 7 6 7 g 4 4 8 5 2 1 3 7 6 7 h 4 11 8 5 2 7 4 2 7 i 4 11 3 8 5 3 5 B 3 f 7 j 1 2 1 See User Manual 8 5 4 5 3 7 6 4 2 7 k 4 11 1 4 11 2 7 l 4 6 3 APPENDIX B Cross references to Standards IEC 61672 1 2002 IEC 61672
92. 5 6 33 7 36 7 98 9 30 9 66 10 20 10 75 11 57 12 27 14 00 14 81 110 6 83 7 79 7 97 9 07 9 94 10 57 11 51 12 35 13 20 14 25 14 83 115 7 06 7 86 8 42 9 46 9 99 10 68 11 99 12 71 13 52 15 03 15 81 120 6 60 7 05 8 20 9 59 10 13 11 05 12 43 12 93 14 26 15 04 15 76 125 6 92 7 36 8 29 8 96 9 33 10 44 11 45 12 95 14 53 16 25 17 03 130 8 72 9 47 9 97 10 06 10 18 10 64 10 76 11 86 12 67 14 47 15 32 135 8 75 10 19 11 28 12 42 12 80 13 26 18 10 14 32 13 60 13 96 14 80 140 7 34 8 85 10 09 11 56 11 94 13 03 14 60 17 23 17 43 17 67 19 34 145 5 78 6 89 8 00 9 15 9 57 10 88 18 12 14 67 14 73 16 38 19 77 150 6 70 7 78 8 14 8 28 8 40 9 76 11 37 12 05 12 36 14 25 17 27 155 7 08 8 12 8 55 9 17 9 41 11 31 12 46 12 22 12 40 14 63 16 10 160 7 80 9 00 9 54 9 95 10 42 11 74 12 72 12 51 13 47 16 60 17 11 165 7 36 8 13 8 51 9 20 9 92 11 95 12 99 13 18 14 43 17 34 17 30 170 8 67 9 48 9 42 10 00 10 43 11 96 12 38 12 02 13 08 15 91 15 74 175 7 88 9 06 9 36 10 11 11 06 12 85 13 91 13 96 15 15 18 25 18 03 180 6 74 7 81 8 12 8 71 9 58 11 31 12 32 1
93. 5 Hz 0 23 0 45 5 06 0 15 4 83 0 00 0 47 20000 Hz 19952 6 Hz 0 24 0 48 5 95 0 15 5 40 0 79 0 50 21200 Hz 21134 9 Hz 0 88 0 49 6 46 0 15 5 83 1 52 0 51 22400 Hz 22387 2 Hz 1 75 0 49 8 06 0 15 6 09 3 72 0 51 A 3 Diffuse field Frequency Responses Diffuse field frequency responses with Z frequency weighting Measured with sounds at random incidence and the instrument s Sound Field Correction parameter set to Diffuse field see section 4 6 Table A 7 Diffuse field frequency response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with or without the microphone preamplifier connected to a microphone extension cable Nominal Exact Microphone Microphone Microphone Electrical Acoustical Expanded Frequency Frequency Actuator Diffuse field Diffuse field Response Response Uncertainty 6 digits Response Correction Response dB dB dB dB dB dB 63 Hz 63 0957 Hz 0 00 0 00 0 00 0 00 0 00 0 05 80 Hz 79 4328 Hz 0 00 0 00 0 00 0 00 0 00 0 05 100 Hz 100 Hz 0 00 0 00 0 00 0 00 0 00 0 05 125 Hz 125 893 Hz 0 00 0 00 0 00 0 00 0 00 0 05 160 Hz 158 489 Hz 0 00 0 00 0 00 0 00 0 00 0 05 200 Hz 199 526 Hz 0 01 0 00 0 01 0 00 0 01 0 05 250 Hz 251 189 Hz 0 00 0 00 0 00 0 01 0 01 0 05 315 Hz 316 228 Hz 0 01 0 01 0 02 0 01 0 01 0 06 400 Hz 398 107 Hz 0 02 0 01 0 03 0 01 0 02 0 06 500 Hz 501 187 Hz 0 03 0 01 0 04 0 02 0 02 0 10 630 Hz 630 957 Hz 0 04 0 02 0 06 0 03 0 03 0 10
94. 5300 Hz 5600 Hz 6000 Hz 6300 Hz 6700 Hz 7100 Hz 7500 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz 21200 Hz 22400 Hz Exact Frequency 6 digits 3758 37 Hz 3981 07 Hz 4216 97 Hz 4466 84 Hz 4731 51 Hz 5011 87 Hz 5308 84 Hz 5623 41 Hz 5956 62 Hz 6309 57 Hz 6683 44 Hz 7079 46 Hz 7498 94 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz 11885 0 Hz 12589 3 Hz 13335 2 Hz 14125 4 Hz 14962 4 Hz 15848 9 Hz 16788 0 Hz 17782 8 Hz 18836 5 Hz 19952 6 Hz 21134 9 Hz 22387 2 Hz Microphone Actuator Response dB 0 92 1 03 1 14 1 27 1 41 1 56 1 78 1 91 2 11 2 33 2 57 2 82 3 10 3 41 3 76 4 16 4 60 5 08 5 55 5 99 6 37 6 68 6 94 7 19 7 43 7 71 8 12 8 67 9 40 10 29 11 34 12 60 Microphone Diffuse field Correction dB 0 09 0 09 0 08 0 07 0 09 0 14 0 19 0 24 0 28 0 32 0 39 0 47 0 63 0 75 0 87 1 03 1 23 1 53 1 86 2 20 2 44 2 51 2 54 2 59 2 60 2 58 2 52 2 47 2 47 2 48 2 48 2 42 Microphone Diffuse field Response dB 0 84 0 94 1 06 1 20 1 32 1 42 1 54 1 67 1 84 2 01 2 18 2 35 2 48 2 66 2 89 8 18 3 37 3 54 3 69 3 79 3 93
95. 59 3 14 3 76 4 26 4 63 5 69 6 74 7 15 8 91 285 0 77 1 04 2 03 2 49 3 19 3 62 4 38 4 98 6 02 6 53 7 42 290 0 11 0 32 1 12 1 51 2 26 2 97 3 76 4 44 5 37 5 61 6 30 295 0 63 0 69 0 07 0 18 1 31 1 71 2 96 3 90 4 23 4 71 5 39 300 1 31 1 19 0 99 0 47 0 21 0 86 1 49 2 69 3 38 3 65 4 33 305 2 07 1 94 1 91 1 63 1 29 0 55 0 11 1 26 1 94 2 0 3 06 310 2 23 2 39 2 15 2 43 2 11 1 80 1 53 0 48 0 34 0 77 1 62 315 2 38 2 41 2 52 2 41 2 89 2 61 2 61 2 19 1 52 1 24 0 30 320 2 55 2 43 2 53 2 40 2 84 2 90 3 04 3 01 2 56 2 74 2 41 325 2 29 2 37 2 23 2 47 2 58 2 79 3 15 3 13 3 06 3 37 3 51 330 1 99 2 30 1 85 2 32 2 40 2 47 2 70 2 72 2 69 3 17 3 34 335 1 65 1 91 1 66 1 85 2 01 2 19 2 25 2 16 2 14 2 67 2 90 340 1 15 1 34 1 31 1 32 1 57 1 87 1 76 1 71 1 65 1 99 2 03 345 0 73 0 78 0 83 0 83 0 98 1 19 1 12 1 06 0 90 1 04 1 08 350 0 38 0 34 0 42 0 41 0 45 0 55 0 50 0 47 0 39 0 45 0 50 355 0 13 0 06 0 12 0 10 0 12 0 13 0 09 0 11 0 12 0 12 0 12 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 116 Table A 45 Directional response for Outdoor Microphone Kit UA 1404 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier conn
96. 6 13 06 14 16 15 08 16 53 19 17 20 39 180 6 03 6 87 7 58 8 58 9 17 10 35 11 21 11 76 12 93 14 45 15 86 185 7 35 8 38 9 21 10 40 11 23 12 70 13 62 14 87 16 44 17 92 20 19 190 10 81 12 06 12 82 13 55 13 96 14 44 15 08 14 98 15 44 16 72 16 76 195 7 43 7 50 7 36 7 82 7 77 8 71 9 55 10 09 10 67 12 20 13 52 200 4 31 4 91 5 54 6 89 7 79 9 42 10 77 11 55 12 18 13 28 13 39 205 5 85 7 06 8 07 8 88 8 77 9 05 9 39 9 97 10 74 12 79 14 49 210 5 73 6 16 6 88 7 95 8 80 10 20 10 99 10 95 11 78 13 84 16 61 215 6 62 8 03 9 11 9 61 9 48 10 60 12 34 12 46 12 88 14 30 16 00 220 7 64 8 79 9 42 9 53 8 62 9 48 11 08 12 17 11 96 13 77 16 20 225 7 22 7 03 7 46 8 70 8 90 9 83 11 33 12 80 18 32 15 45 16 76 230 6 58 7 26 7 54 8 80 10 34 10 75 11 72 12 50 11 99 14 29 14 76 235 6 68 8 10 8 34 9 16 10 21 9 97 10 53 10 95 11 97 14 13 14 75 240 6 70 7 73 8 22 8 20 8 92 8 92 10 38 11 45 13 64 14 39 15 86 245 6 48 6 98 8 01 7 20 8 51 9 59 11 62 11 18 12 76 13 82 14 58 250 6 59 6 40 7 36 7 62 9 39 9 60 10 80 11 21 12 05 13 39 14 21 255 6 20 6 38 7 39 8 04 8 85 9 14
97. 6 0 66 0 78 0 88 0 78 Nominal Frequency 3000 Hz 3150 Hz 3350 Hz 3550 Hz 3750 Hz 4000 Hz 4250 Hz 4500 Hz 4750 Hz 5000 Hz 5300 Hz 5600 Hz 6000 Hz 6300 Hz 6700 Hz 7100 Hz 7500 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz 21200 Hz 22400 Hz Exact Frequency 6 digits 2985 38 Hz 3162 28 Hz 3349 65 Hz 3548 13 Hz 3758 37 Hz 3981 07 Hz 4216 97 Hz 4466 84 Hz 4731 51 Hz 5011 87 Hz 5308 84 Hz 5623 41 Hz 5956 62 Hz 6309 57 Hz 6683 44 Hz 7079 46 Hz 7498 94 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz 11885 0 Hz 12589 3 Hz 13335 2 Hz 14125 4 Hz 14962 4 Hz 15848 9 Hz 16788 0 Hz 17782 8 Hz 18836 5 Hz 19952 6 Hz 21134 9 Hz 22387 2 Hz Configuration asin Table A 2 dB 0 61 0 68 0 75 0 81 0 91 1 00 1 10 1 20 4 51 4 75 5 00 5 29 5 60 5 98 6 40 6 83 7 16 7 26 7 01 6 35 Configuration Configuration asin Table A 3 dB 0 49 0 84 0 78 0 68 1 10 0 90 1 09 1 29 1 14 1 18 1 44 1 62 1 84 2 01 2 15 2 23 2 38 2 61 2 71 2 09 3 42 3 71 3 70 4 04 4 59 4 90 5 00 5 21 5 65 6 10 6 39 6 77 7 28 7 26 7 05 6 52 asin Table A 4 dB 0 85 0 89 0 91 0 92 0 94 0 98 1 06 1 13 6 06 6 36 6 34 6 19 5 84 5 28 4 51 Configuration asin Table A 5 dB
98. 678 80 Hz 1778 28 Hz 1883 65 Hz 1995 26 Hz 2113 49 Hz 2238 72 Hz 2371 37 Hz 2511 89 Hz 2660 73 Hz 2818 38 Hz 2985 38 Hz 3162 28 Hz 3349 65 Hz 3548 13 Hz Acoustical Response From Table A 2 dB 0 00 0 00 0 00 0 00 0 00 0 01 0 00 0 00 0 01 0 01 0 00 0 01 0 01 0 02 0 02 0 02 0 02 0 03 0 03 0 04 0 04 0 04 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 06 0 06 0 06 0 06 0 05 Expanded Uncertainty dB 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 06 0 06 0 07 0 07 0 07 0 07 0 07 0 07 0 08 0 08 0 08 0 08 0 08 0 08 0 08 0 09 0 09 0 09 0 09 0 09 0 10 0 10 0 10 0 11 0 11 0 12 0 12 0 13 Body Influence dB 0 00 0 00 0 00 0 00 0 01 0 03 0 07 0 18 0 21 0 22 0 07 0 11 0 07 0 10 0 18 0 26 0 30 0 24 0 08 0 10 0 17 0 07 0 12 0 21 0 09 0 11 0 09 0 30 0 17 0 18 0 09 0 12 0 16 0 03 0 13 Expanded Uncertainty dB 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 10 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 Acoustical Response dB 0 00 0 00 0 00 0 00 0 01 0 03 0 07 0 13 0 20 0 22 0 07 0 10 0 06 0 08 0 16 0 24 0 28 0 21 0 05 0 14 0 21 0 11 0 08 0 17 0 04 0 17 0 14 0 25 0 12 0 23 0 16 0 06 0 22 0 09 0 08 Expanded Uncertain
99. 8 11 8 70 75 4 61 4 92 5 78 5 92 6 34 6 54 6 85 7 42 8 36 8 80 9 75 80 5 05 5 25 6 04 6 50 7 05 7 41 7 65 8 29 9 15 9 65 10 65 85 5 12 5 84 6 13 7 05 7 44 8 49 8 48 9 49 9 59 10 56 11 28 90 5 48 6 09 6 82 7 1 8 23 8 55 9 65 9 90 10 77 10 99 12 04 95 5 82 6 31 7 41 7 87 8 31 9 20 9 45 10 61 11 29 12 27 13 77 100 6 10 6 61 7 49 8 58 9 04 9 35 9 77 10 54 11 87 13 36 14 75 105 6 51 7 11 7 82 8 47 9 41 10 03 10 29 11 01 12 26 13 71 14 66 110 6 75 7 34 8 19 8 95 9 61 10 05 10 77 11 99 13 06 14 04 14 32 115 7 04 7 50 8 21 9 06 10 29 10 64 11 04 12 11 13 42 14 67 15 19 120 7 15 7 72 8 58 9 31 10 33 10 74 11 63 12 57 13 96 14 86 15 57 125 7 22 7 75 8 71 9 66 10 67 10 81 11 26 12 54 14 49 15 36 16 07 130 7 56 8 09 8 94 9 86 10 55 10 87 11 57 12 78 14 03 15 17 15 83 135 7 66 8 51 9 78 10 68 10 78 10 84 11 66 18 62 13 90 14 93 15 80 140 7 47 8 37 9 76 10 72 11 18 11 75 12 79 14 55 14 21 14 93 16 72 145 7 32 8 17 9 19 9 81 10 58 11 61 13 17 14 54 14 55 16 04 18 70 150 7 42 8 28 8 94 9 25 9 94 11 04 12 50 13 24 13 85 15 60
100. 80 120 6 20 6 61 7 70 8 80 9 03 10 21 11 62 12 05 12 95 13 83 14 46 125 6 43 6 81 7 65 8 06 8 29 9 73 10 87 12 20 13 23 15 11 15 73 130 8 02 8 71 9 01 8 74 9 09 10 09 10 28 11 06 11 73 13 60 14 37 135 7 83 9 01 9 67 10 46 11 48 12 45 12 28 12 74 13 01 13 44 13 98 140 6 34 7 43 8 15 9 44 10 32 11 49 12 64 14 55 16 38 16 96 17 56 145 4 92 5 56 6 30 7 44 7 99 9 09 10 59 11 84 18 17 14 61 15 94 150 5 90 6 56 6 85 7 16 7 26 8 15 9 07 10 04 10 87 12 07 13 22 155 6 35 6 94 7 39 8 33 8 57 9 76 10 57 11 01 11 46 12 41 13 33 160 7 09 7 98 8 66 9 37 9 65 10 26 10 99 11 65 12 71 14 28 15 20 165 6 70 7 24 7 85 8 80 9 24 10 51 11 62 12 65 13 79 15 11 15 83 170 8 09 8 69 8 95 9 77 9 85 10 64 11 23 11 70 12 51 13 82 14 47 175 7 31 8 32 8 89 9 89 10 48 11 66 12 84 13 71 14 72 16 31 16 95 180 6 14 7 06 7 63 8 46 8 99 10 10 11 24 12 24 13 45 15 02 16 44 185 7 21 8 31 8 92 9 93 10 59 11 75 12 88 18 54 14 86 16 46 17 51 190 8 34 9 16 9 45 10 21 10 14 10 92 11 44 11 92 12 51 13 90 14 76 195 7 00 7 53 8 02 8 82 9 23 10 49 11 52
101. 9 10 98 11 82 13 14 14 07 15 18 17 04 235 7 38 7 94 8 84 9 82 10 75 11 18 11 92 13 09 14 60 15 11 17 45 240 7 09 7 78 8 58 9 64 10 85 11 10 12 06 138 10 13 93 14 45 16 74 245 7 10 7 80 8 53 9 53 10 43 10 70 11 56 12 78 13 68 14 32 16 01 250 6 95 7 58 8 40 9 18 9 92 10 33 11 12 12 67 13 36 13 93 15 35 255 6 52 7 25 8 09 8 96 9 76 10 11 10 63 11 72 12 85 138 72 15 55 260 6 20 6 84 7 75 8 92 9 34 9 68 10 26 11 06 12 13 13 34 15 94 265 5 93 6 42 7 63 8 29 8 81 9 51 9 82 11 07 11 69 12 30 14 81 270 5 54 6 27 7 14 7 55 8 59 8 80 10 04 10 55 11 18 11 06 13 09 275 5 29 6 05 6 43 7 38 7 78 8 67 8 95 10 04 10 10 10 75 12 09 280 5 15 5 47 6 26 6 83 7 40 7 77 8 00 8 89 9 61 9 82 11 59 285 4 73 5 12 5 98 6 30 6 75 6 76 7 36 7 85 8 76 9 10 10 53 290 4 32 4 76 5 45 5 66 5 91 6 19 6 64 7 14 7 97 8 29 9 46 295 3 92 4 19 4 93 4 76 5 43 5 36 6 06 6 65 6 93 7 52 8 45 300 3 31 3 83 4 06 4 44 4 35 5 11 5 18 5 83 6 33 6 51 7 33 305 2 83 3 40 3 53 3 73 3 86 4 36 4 52 5 16 5 32 5 20 6 33 310 2 57 2 88 3 19 2 99 3 43 3 85 3 79 4
102. 9 2 5 14 B 30 9 2 2 i 4 9 8 5 15 2 2 9 9 2 2 j 1 2 2 5 15 3 B 3 s See User Manual 9 2 2 k 2 8 4 2 B 3 5 15 4 2 9 See User Manual 9 2 3 a 4 16 4 5 15 5 4 10 2 9 2 9 2 3 b See User Manual 5 15 6 4 10 2 9 2 3 c 1 2 4 4 16 1 4 16 2 5 15 7 1 2 3 9 2 3 d 4 16 2 5 15 8 B 3 s 9 2 4 a 2 4 5 16 1 4 14 4 15 9 2 4 b 2 4 4 4 5 17 1 See User Manual 9 2 4 c 2 4 5 17 1 Note 2 4 18 9 2 4 d 4 6 5 5 17 2 4 10 2 9 2 5 a 4 5 5 18 1 1 2 4 9 2 5 b 2 2 2 3 2 5 5 18 2 3 7 6 9 2 5 c 2 10 126 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual IEC 61672 1 2002 IEC 61672 1 2002 Pira This Manual s User Manual Standard s This Manual s User Manual aragraph Section Paragraph Section 9 2 5 d 2 6 9 3 b 4 4 9 2 5 e 4 17 9 3 c 4 5 9 2 5 f 4 10 2 9 3 d 3 3 A 6 9 2 5 g See User Manual 9 3 e 4 9 7 9 2 5 h 4 10 2 9 3 f 4 9 7 9 2 5 i 2 9 2 9 3 g 3 5 9 2 5 j 2 9 2 4 10 2 See User Manual 9 3 h 4 8 1 9 2 5 k 2 9 2 10 9 3 i 4 9 1 3 5 4 13 1 9 2 5 B 3 0 9 3 j 4 16 9 2 5 m 1 2 3 9 3 k B 3 n 9 2 5 n 1 2 4 9 3 4 12 1 9 2 5 0 4 8 1 9 3 m B 3 r 9 2 5 p 4 14 9 3 n 3 7 6 9 2 6 a 4 2 4 6 4 7 9 3 0 3 7 2 3 7 6 4 12 6 9 2 6 b B 3 e 4 5 App C 3 4 9 7 9 2 6 c See User Manual Referring to instruction manual supplement for microphone Type 4193 and 9 2 6 d 124 46 4 7 supplement for microphone Type 4964 9 2
103. 9 88 10 67 11 68 12 37 13 63 260 6 06 6 24 7 80 7 83 7 39 8 41 9 57 9 89 11 25 12 21 13 16 265 5 74 6 39 6 94 6 83 6 97 8 51 9 07 9 39 10 20 12 04 12 84 270 5 22 5 69 5 76 6 66 7 44 7 56 8 35 9 35 10 14 10 82 11 63 275 4 37 4 96 5 76 6 69 6 07 7 04 8 21 8 91 8 68 9 95 11 10 280 3 94 5 23 5 49 5 60 5 64 7 21 7 34 7 77 8 19 9 60 10 17 285 4 35 4 66 4 60 5 13 5 93 5 87 6 51 7 16 7 86 8 60 9 22 290 3 74 3 96 4 10 5 40 4 46 5 33 6 05 6 49 6 98 7 63 8 42 295 3 11 3 37 4 09 4 21 3 94 5 06 5 45 5 84 5 82 6 67 7 71 300 2 53 3 33 3 31 3 57 3 87 4 38 4 57 5 02 5 24 6 07 6 72 305 2 71 2 82 2 73 3 45 3 61 3 33 4 08 4 21 4 49 5 36 5 48 310 2 00 2 18 2 12 3 33 2 56 3 11 3 35 3 54 3 95 4 38 4 68 315 1 48 1 65 2 20 2 41 1 92 2 71 2 74 3 20 3 15 3 49 3 92 320 1 18 1 50 2 09 1 94 1 63 1 94 2 27 2 50 2 29 2 97 3 25 325 0 75 1 40 1 18 1 40 1 44 1 38 2 00 1 98 1 79 2 33 2 52 330 0 59 1 14 0 99 1 22 0 78 1 21 1 50 1 16 1 40 1 78 1 84 335 0 66 0 79 0 42 1 06 0 30 1 03 0 91 0 93 0 89 1 23 1 15 340 0 42 0 29 0 18 0 81 0 00 0 85
104. B 3 e 4 5 9 3n 3 7 6 9 2 7 c See User Manual 9 3 0 3 7 6 4 12 6 3 7 2 9 2 7 d 1 2 4 4 6 4 7 Referring to instruction manual supplement for microphone Type 4193 and 928a B 3q supplement for microphone Type 4964 129 B 3 Irrelevant Topics This section provides a list of the cross references to topics that are not provided in or are irrelevant to this product References in the previous tables are made to the following items a b Not relevant if the analyzer is tested as Group X If it is tested as Group Z then see section 1 2 4 All settings can be used No electrical digital output in the sense of IEC 60651 IEC 60804 or IEC 61260 is provided No connections are provided to permit insertion of an external filter or analyzer No correction information needed No performance degradation or loss of function specified No reduction specified The filter is an integral part of the analyzer Neither recommended nor harmful Only the limitations specified according to chapter 8 of the standard Conforms both with and without a microphone extension cable If appendix E does not exist in the relevant manual or supplement no optional frequency responses are provided for the microphone configuration detailed in that manual or supplement No separate tolerance limits stated The extent of the display device is greater tha
105. Elapsed Time expressed in seconds Upper Limit Lower Limit Range 31 5 Hz 1 kHz 4 kHz 8 kHz 12 5 kHz All dB dB dB dB dB dB Single 140 0 142 7 142 0 140 0 136 3 42 3 High 140 0 142 7 142 0 140 0 136 3 58 5 Low 110 0 112 7 112 0 110 0 106 3 42 3 4 10 Detectors Display update Rates L broadband bars and spectra every 0 2 s all other spectra and numbers Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual every 1 s 4 10 1 Exponential Averaging Exponential Averaging Times Fast 250 ms Slow 2000 ms Impulse 70 ms 1500 ms hold time constant Response to tone bursts for exponential averaging detectors according to IEC 60651 and DIN 45657 Table 4 10 Maximum Response to one bursts for Time of tone burst sg tolerances on ie Weighting 7 ma responseto maximum response Lasne detectors continuous signal dB dB Continuous 0 200 0 98 1 0 1 100 2 59 2 0 1 50 4 82 2 0 1 20 8 30 2 0 1 10 11 14 2 0 1 1 14 07 2 0 1 17 99 2 0 1 1 20 99 2 0 1 0 5 23 99 2 0 1 0 25 26 99 2 0 1 2000 0 63 0 1 500 4 05 1 0 1 S 200 7 42 0 1 50 13 12 0 1 20 3 61 i15 10 2 5 8 76 2 0 2 12 55 2 0 2 Note pee ak response to test tone burst referred to response to continuous signal is calculated from the f
106. N Time Weighting Time Constant Averaging Time seconds seconds Fast 0 125 0 25 Slow 1 2 16 Hand held Analyzer Types 2250 2250 L and 2270 nstruction Manual Time weighted Sound Level Time weighted The I Impulse time weighted sound level L is defined as ten times the logarithm to base ten of the ratio of a given mean square sound pressure to the square of the reference sound pressure po followed by a peak detector with a decay time constant of 1500 ms The mean square sound pressure being obtained with a frequency weighting x and time weighting with a 35 ms time constant where xis A for A weighted B for B weighted C for C weighted or Z for Z weighted e pois the reference sound pressure equal to 20 Pa The I time weighted sound level is a continuous function of time and is expressed in decibels dB L t is not displayed but is the base for L T Lo SPL T Lay T LxImin T and LoT Instantaneous Time weighted Sound Level The instantaneous time weighted sound level L T is defined as the time weighted sound level L 0 sampled at t T where xis A for A weighted B for B weighted C for C weighted or Z for Z weighted e yis F for Fast weighted S for Slow weighted or I for Impulse weighted s T 7fgtm At fois some starting time e nisanincrementing integer e Aris the display update interval The instantaneous time weighted sound level is in other words up
107. S Naerum Denmark Table of Contents CHAPTER 1 FONS a TE 1 Tali About This Manual ii eei pepe cte ete e repe a tete na E a 1 1 2 System OVetvieW c scissile eee dur Decet Regul 1 CHAPTER 2 Information Required by the Standards esses eene nennen nnne nnne nnns 9 2 1 Introduction eto et SRS 9 2 2 Mounting and Placing the Microphone sss ee eee eee eee eee eee eee 9 2 3 Mounting Type 2250 2270 on a Tripod P 9 2A Calibration iss EE 10 2 5 Accessories and Sound Fields T 10 2 6 Measuring Low level Sounds eese a ar nnne nennen nnne tnn 10 2 7 Measuring at Low Static ssseee nnne enne nennen eren nennen 11 2 8 Frequency Weightlhigs idR 11 2 9 Measured Qu antities cst SEE RUE EORR E REL e EL aai 13 CHAPTER 3 Gonlt rmance Test as ed ase eee a eae 19 K Introduction RNA eet 19 3 2 Mounting for Acoustical Tests sss sees eee eee eee 19 3 3 Periodic Testing of Acoustical Frequency Responses sees ee eee eee eee ee eee eee eee 19 3 4 Mounting for Mechanical Vibrations Testa sees eee eee 20 3 5 Electrical Substitute for Microphones sse eee eee eee eee eee eee 20 3 6 Testing 1 1 octave band and 1 3 octave band Filters sss eee eee eee 20 3 7 EMG TeSt Procedures er EAR eee ete te e E ae oth clas 21 CHAPTER 4 Spell He Chau eei ioo astu tue a basi lest Et galla 25 PX MEE rice eccrine ed cee eee eee eee 25 4 2 gt Standards an 25
108. Table 1 1 3 7 6 Normal Mode of Operation During EMC Test Testing Emission The greatest level of radio frequency emission is radiated from the analyzer when set up as follows 1 Make the connections described in section 3 7 5 2 Mount the microphone on the microphone preamplifier 3 Arrange orientation as shown in Fig 4 34 4 Select the SOUND LEVEL METER Project Template 5 On the Setup screen Full tab Set Input parameter Input to Top Socket Set Input parameter Transd Used to the mounted microphone Set Measurement Control parameter Measurement Mode to Manual Set Output Socket Signal parameter Source to Input A weighted and Gain to 0 0 db CHAPTER 3 Conformance Testing 27 6 On the Preferences screen Set Headphone Settings parameter Listen to signal to Input A weighted Set Headphone Settings parameter Automatic Gain Control to Off Set Headphone Settings parameter Gain for Meas Signal to 0 0 dB 7 Start the measurement and let it run during test Testing Immunity as a Sound Level Meter According to IEC 61672 IEC 60651 and IEC 60804 The highest Susceptibility Susceptibility 1 Immunity is achieved when the is set up as follows 1 Make the connections described in section 3 7 5 2 Mount the microphone on the microphone preamplifier 3 Arrange orientation as shown in Fig 4 34 4 Select the Sound Level Meter Project Template 5 On the Setup screen Full tab Set Input paramet
109. Technical Documentation Hand held Analyzer Types 2250 2250 L and 2270 with Microphone Type 4189 Instruction Manual Br el amp Kj r lt Hand held Analyzer Types 2250 2250 L and 2270 with Microphone Type 4189 Type 2250 from Hardware Version 1 1 Type 2250 L from Hardware Version 2 0 Type 2270 from Hardware Version 3 0 Instruction Manual BE 1712 21 February 2015 Safety Considerations This apparatus has been designed and tested in accordance with IEC 61010 1 and EN 61010 1 Safety Requirements for Electrical Equipment for Measurement Control and Laboratory Use This manual contains information and warnings which must be followed to ensure safe operation and to retain the apparatus in safe condition Special note should be made of the following Safety Symbols The apparatus will be marked with this symbol when it is important that you refer to the associated warning statements given in the manual Protective Earth Terminal Hazardous Voltage Explosion Hazard The equipment is not designed to be used in potentially explosive environments It should not be operated in the presence of flammable liquids or gases Warnings Switch off all power to equipment before connecting or disconnecting their digital interface Failure to do so could damage the equipment Whenever it is likely that the correct function or operating safety of the apparatus has been impaired it must be made inopera
110. analyzer s body on the directional response measured in a plane parallel to the display and along the microphone s axis 4000 Hz 10600 Hz Table A 16 Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle Or Oo Pl C00 jocos aue SS TY MITON OOOO c ooo 000 NON QUOI CO CO s SF Trrrrr Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 88 Influence of the analyzer s body on the directional response measured in a plane parallel to the display Table A 17 and along the microphone s axis 11200 Hz 20000 Hz Frequency 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000Hz 15000Hz 16000 Hz 17000Hz 18000Hz 19000Hz 20000 Hz Angle 89 APPENDIX A Tables Influence of the analyzer s body on the directional response measured in a plane perpendicular to the display and along the microphone s axis 500 Hz 3550 Hz Table A 18 Frequency 500 Hz 2500 Hz 2800Hz 2150 HZ 3550 Hz 1000 Hz 1250Hz 1600 HZ 2000 Hz 2240 Hz 800 Hz 630 Hz Angle Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 90 Influence of the analyzer s body on the directional response measured in a plane perpendicular to the display and along the microphone s axis 4000 Hz 10600 Hz Table A 19 Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz
111. ardware Quantity Type Part Number p components needed for 1 or2 Type 4189 Prepolarized Free field v Condenser Microphone conformance T testing of Hand 1or2 ZC 0032 Microphone Preamplifier held Analyzer 10r2 WA 0302 B Electrical Substitute for Microphone Type 4189 15 pF Type 2250 2250 L or 2270 10r2 UA 0245 10 32 UNF to BNC Adaptor 1 UA 1650 90 mm dia Windscreen with AutoDetect 1 UA 1651 Tripod Extension for Hand held Analyzer 1 UA 1404 Outdoor Microphone Kit 1 UA 1317 Microphone Holder 10r2 AO 0697 D 100 Microphone Extension Cable Screened 10 pin LEMO 10 m 1 JP 1041 Dual 10 pole Adaptor Screened 10 pin LEMO 0to4 AO 0440 D 015 Signal Cable Screened Triaxial LEMO to BNC 1 5 m 1 AO 14761 USB A to Mini B Interface Cable Screened 1 8 m 1 AO 1494 USB Micro B to A Interface Cable Screened 1 8 m 1 AO 0708 USB A to B Interface Cable Screened 1 8 m 1 AO 1449 D 010 LAN Interface Cable Crossover Screened 1 0 m 1 AO 1450 LAN Interface Cable Screened 1 5 m 1 HT 0015 Earphones Unscreened Cable 1 ZG 0426 Mains Power Supply 12 V DC Screened Cable 1 QB 0061 Rechargeable Battery Pack 1or2 UL 1009 Industrial Grade SD Memory Card for Hand held Analyzers 1 Type 4231 Sound Calibrator 1 Type 4226 Multifunction Acoustic Calibrator Quantity depends on the hand held analyzer to be tested t Before hardware version 4 0 From hardware version 4 0 Fig 1 2 CHAPTER 1 Introduction L
112. ch becomes too small In the spectrum measurements due to the distortion of the signal some of the missing signal is placed in other bands The Overload is intended as a tool to help the user to assess whether he will use a measurement that contains overloads or not Small percentages will only have a limited influence on the final results 2 10 3 Underrange Underrange indicates that one or more of the measured quantities time weighted sound level time average sound level or sound exposure level is momentary below the specified lower limit of the Linear Operating Range Separate indications for each of the two selectable frequency weightings for these quantities The decision of whether there is an underrange condition is taken and displayed every second and is based on the results for the last 1 second Underrange is only indicated on the screen during measurement and is displayed No underrange information is saved with the final result of the measurement The underrange indication does not account for the influence of self generated noise from the microphone because the specifications for the lower limit of the Linear Operating Range apply for measurements of electrical signals inserted into the preamplifier through the applicable input device This makes the underrange indication a dubious indicator of the quality of the measurement especially on the more sensitive ranges Underrange is only intended as a tool to help the user to assess
113. close to the microphone so that the sound pressure within the greater part of the hose is held far above the surrounding sound level The acoustic attenuator can easily be made from a short piece of metal tubing with an outer diameter of Squeeze a piece of paper tissue into the tube and compress it until the desired attenuation is obtained Up to 40 to 60 dB of acoustic attenuation can be obtained Electrical Source for Testing According to IEC 61260 The short circuit of the Input signal may be achieved by short circuiting the electrical substitute for microphones mounted on the microphone preamplifier 3 7 2 Reference Orientation Fig 3 2 shows the reference orientation of the instrument body including the preamplifier and microphone relative to the RF emitter receiver This is common to both Emission and Immunity tests Fig 3 2 Reference orientation of the analyzer relative to the RF emitter receiver 040139 26 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 3 7 83 Securing of Cables During EMC Test During test any excessive cable is folded back on itself in an even number of figure eights as indicated in Fig 3 2 The microphone and preamplifier assembly is arranged approximately 25 cm above the analyzer The cable arrangement is common for both the Emission and Immunity tests 3 7 4 Testing EMC According to IEC 60804 Both the exponential time averaged detectors and the linear t
114. conform to the requirements in IEC 61672 1 and IEC 60651 The B weighting is not defined in IEC 61672 1 but conforms to the requirements in IEC 60651 The Z weighting Zero frequency weighting is a linear unweighted frequency weighting It conforms to the Z weighting defined in IEC 61672 1 and the Lin response defined in IEC 60651 Table 2 1 states the design goal frequency responses for the frequency weightings They are stated for the complete instrument including the microphone The corresponding tolerance limits can be found in the standards 14 Hand held Analyzer Types 2250 2250 L and 2270 nstruction Manual Table 2 1 Frequency weighting design goals Frequency Weightings Nominal Exact Frequency 1 decimal Frequency 6 digits dB Hz Hz A B C Z 10 10 70 4 38 2 14 3 0 0 12 5 12 5893 63 4 33 2 11 2 0 0 16 15 8489 56 7 28 5 8 5 0 0 20 19 9526 50 5 24 2 6 2 0 0 25 25 1189 44 7 20 4 4 4 0 0 31 5 31 6228 39 4 17 1 3 0 0 0 40 39 8107 34 6 14 2 2 0 0 0 50 50 1187 30 2 11 6 1 3 0 0 63 63 0957 26 2 9 3 0 8 0 0 80 79 4328 22 5 14 0 5 0 0 100 100 19 1 5 5 0 3 0 0 125 125 893 16 1 4 2 0 2 0 0 160 158 489 13 4 3 0 0 1 0 0 200 199 526 10 9 2 0 0 0 0 0 250 251 189 8 6 1 3 0 0 0 0 315 316 228 6 6 0 8 0 0 0 0 400 398 107 4 8 0 5 0 0 0 0 500 501 187 3 2 0 3 0 0 0 0 630 630 957 1 9 0
115. constant 125 ms and the Slow time constant 1000 ms are replaced by progressively longer time constants with decreasing centre frequencies and corresponding bandwidths See Table 4 13 and Table 4 14 1 1 octave 1 3 octave A c Time Constant Averaging Time Centre Frequency Centre Frequency ms ms Hz Hz gt 63 gt 100 125 Fast 250 Fast 31 5 80 63 50 250 500 16 40 31 5 25 500 1000 8 20 16 12 5 1000 2000 10 8 6 3 2000 4000 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Table 4 14 1 1 octave 1 3 octave Time Constant Averadinq Tim Octave band Slow Centre Frequency Centre Frequency s ns e e sinis e Time Constants Hz Hz 28 212 5 1000 Slow 2000 Slow 10 8 6 3 2000 4000 For a white Gaussian signal and for 1 l octave centre frequencies from 8 Hz to 63 Hz these time constants give a maximum relative standard deviation of approximately 1 5 dB For 1 3 octave centre frequencies from 6 3 Hz to 160 Hz these time constants give a maximum relative standard deviation of approximately 2 dB 4 12 Influence from the Operating Environment The temperature and humidity specifications are given provided that no condensation inside the instrumentation results from the combination Excessive condensation may cause permanent damage to the instrumentation 4 12 1 Environmental Stabilisation Time Typical
116. ct Frequency 501 187 Hz 630 957 Hz 794 328 Hz 1000 Hz 1258 93 Hz 1584 89 Hz 1995 26 Hz 2238 72 Hz 2511 89 Hz 2818 38 Hz 3162 28 Hz 3548 13 Hz 3981 07 Hz 4466 84 Hz 5011 87 Hz 5623 41 Hz 6309 57 Hz 7079 46 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz 11885 0 Hz 12589 3 Hz 13335 2 Hz 14125 4 Hz 14962 4 Hz 15848 9 Hz 16788 0 Hz 17782 8 Hz 18836 5 Hz 19952 6 Hz Max Variation 30 dB 0 01 0 02 0 01 0 06 0 06 0 09 0 07 0 08 0 13 0 16 0 11 0 11 0 23 0 37 0 39 0 40 0 19 0 48 0 87 1 02 0 92 0 73 0 68 0 87 1 38 1 13 1 35 1 14 1 63 1 87 1 53 1 57 2 06 2 08 2 36 Max Variation 90 dB 0 09 0 11 0 15 0 24 0 36 0 52 0 67 0 66 0 69 0 74 0 81 0 86 1 01 1 52 2 29 2 52 2 50 2 88 3 40 3 91 4 52 4 61 4 68 5 24 5 55 6 28 7 15 7 56 8 61 8 81 10 05 10 56 11 19 11 07 13 10 Max Variation 150 dB 1 97 2 88 3 30 3 39 3 52 4 41 5 32 6 11 6 74 6 80 7 16 7 68 8 55 9 86 10 95 11 30 11 77 13 37 15 33 14 61 16 05 19 27 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 106 Table A 35 Directional response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane parallel to the display and along the microp
117. cy response for Outdoor Microphone Kit UA 1404 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer s electrical response with the microphone preamplifier connected to a microphone extension cable Nominal Frequency 63 Hz 80 Hz 100 Hz 125 Hz 160 Hz 200 Hz 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1060 Hz 1120 Hz 1180 Hz 1250 Hz 1320 Hz 1400 Hz 1500 Hz 1600 Hz 1700 Hz 1800 Hz 1900 Hz 2000 Hz 2120 Hz 2240 Hz 2360 Hz 2500 Hz 2650 Hz 2800 Hz 3000 Hz 3150 Hz 3350 Hz 3550 Hz 3750 Hz 4000 Hz 4250 Hz 4500 Hz 4750 Hz 5000 Hz 5300 Hz 5600 Hz 6000 Hz 6300 Hz 6700 Hz 7100 Hz 7500 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz Exact Frequency 6 digits 63 0957 Hz 79 4328 Hz 100 Hz 125 893 Hz 158 489 Hz 199 526 Hz 251 189 Hz 316 228 Hz 398 107 Hz 501 187 Hz 630 957 Hz 794 328 Hz 1000 Hz 1059 25 Hz 1122 02 Hz 1188 50 Hz 1258 93 Hz 1333 52 Hz 1412 54 Hz 1496 24 Hz 1584 89 Hz 1678 80 Hz 1778 28 Hz 1883 65 Hz 1995 26 Hz 2113 49 Hz 2238 72 Hz 2371 37 Hz 2511 89 Hz 2660 73 Hz 2818 38 Hz 2985 38 Hz 3162 28 Hz 3349 65 Hz 3548 13 Hz 3758 37 Hz 3981 07 Hz 4216 97 Hz 4466 84 Hz 4731 51 Hz 5011 87 Hz 5308 84 Hz 5623 41 Hz 5956 62 Hz 6309 57 Hz 6683 44 Hz 7079 46 Hz 7498 94 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz Microphone Free field Re
118. dated every At second and is expressed in decibels dB The symbols used by the analyzer for instantaneous time weighted sound levels are for A B C and Z frequency weighting and F S and I time weighting Lap Las Lap Ler Lgs Lep Lop Les Lep Lzp Ls Lzr Sound Pressure Level SPL The sound pressure level L SPL T is defined as the greatest time weighted sound level L 7 within a time interval starting at t T and ending at t T At where xis A for A weighted B for B weighted C for C weighted or Z for Z weighted e yis F for Fast weighted S for Slow weighted or I for Impulse weighted T tot n At Tn is some starting time nis an incrementing integer e Atis the display update interval equal to 1 second The sound pressure level is in other words updated every 1 second and is expressed in decibels dB The symbols used by the analyzer for sound pressure levels are for A B C and Z frequency weighting and F S and I time weighting LarSPL Las SPL LA SPL Lge SPL Lgs SPL Lp SPL Lcj SPL Les SPL Le SPL Lzp SPL Lzs SPL Lz SPL Taktmaximalpegel The Taktmaximalpegel L4rj T is defined as the greatest time weighted sound level L a n within a time interval starting at t T and ending at t 7 At where T to n At Tn is some starting time nis an incrementing integer CHAPTER 2 Information Required by the Standards 17 Atis the update interval Taktze
119. e essen 54 Secure Digital SD Card Interface 60 Securing of Cables during EMC Test 22 Self generated Noise 45 Setting Up Signal Source for Immunity Test 21 Settling Time According to IEC 60804 53 Signal Sources for Immunity Test 21 Slow Time Constant eee eee eee 56 Small Tripod UA 0801 eee 9 Socket loe ERI MITIS 20 Software Modules ojlo AT p 1 Standard AN 1 Sound Calibrator Type 4231 eee 11 Sound Exposure Level eee 17 Sound Level Meter Standard sse eee 1 Sound Pressure Level sss 14 Spectrum Analysis 54 Spectrum Measurement eee eee eee eee 18 SEIL tread sagna edet dT ete te nl 14 Standard and Optional Software Modules 1 Standards oot ol telam idis 25 Start Measurement eee 15 Start NIT 15 Static S IT 26 Storage Temperature Range sese eee eee eee 57 SUSGCeDpIIDIity ssc ER 2 1 5 eie a skak Rte 23 System Overview 1 T Taktmaximal Mittelungspegel 17 Taktmaximalpegel eese 15 Iemp atireee rx 57 Test 1 ggg inepte 19 Testing 1 1 octave Band and 1 3 octave Band Filters 20 Testing EMC According to IEC 60804 22 Testing Emission eee eee eee 22 Testing Immunity According to IEC 6126
120. e hardware version 4 0 Rear Input Channel 1 Output D A Converter Channel 1 Digital Top Socket Signal Channel 2 Processor Earphone D A Converter Rear Input Channel 2 Display D A Converter Main Processor A D CJ Commentary Keyboard Converter Microphone Traffic Light External USB and LAN SD Card CF Card Camera Power Interface Interface Interface 080091 10 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 1 7 Block Diagram Input for Type 2270 from hardware version 4 0 Rear Input Channel 1 Output D A Converter Earphone D A Converter Display D A Converter Main Channel 1 op Socket Channel 2 Digital Signal Processor Processor A D CJ Commentary Keyboard Converter Microphone Traffic Light 2x USB 2 x SD Card Canara Interface Interface 120239 Chapter 2 Information Required by the Standards 2 1 Introduction This chapter contains the detailed information required by the standards to be described in the Instruction Manual 2 2 Mounting and Placing the Microphone The microphone and preamplifier assembly can either be mounted directly onto the analyzer or connected via a microphone extension cable When mounting the microphone and preamplifier assembly directly onto the analyzer it is recommended to place the analyzer on Tripod UA 0587 Use the Tripod Extension for Hand held Analyzer UA 1651 screwed into the Tripod Mou
121. e testing Hand held Analyzer Types 2250 2250 L and 2270 are listed in Table 1 1 For some of the components in Table 1 1 the analyzers also conform to the standards listed in section 4 2 when using the following alternative components Asan alternative to Windscreen UA 1650 Windscreen UA 0237 can be used It has the same acoustical behaviour but has no auto detection capability Fig 1 1 Hardware overview CHAPTER 1 Introduction AS an alternative to Microphone Extension Cable AO 0697 D 100 Microphone Extension Cable AO 0441 D 100 can be used It is the same cable but the plugs are physically shorter AS an alternative to Mains Power Supply ZG 0426 the analyzer s power can be supplied by Mains Power Supply ZG 0429 Utility Unit ZH 0689 or Power Panel ZH 0685 with Charger ZG 0857 If Utility Unit ZH 0689 is used Fig 1 2 and Table 1 2 show the additional components and their connections If Power Panel ZH 0685 is used Fig 1 3 and Table 1 3 show the additional components and their connections In both cases the microphone preamplifier can only be connected to the analyzer through a microphone extension cable For detailed information on the Outdoor Microphone Kit UA 1404 consult User Manual BE 1077 UA 1404 Outdoor Microphone Kit UA 1650 90 mm Windscreen with AutoDetect 4189 4190 Microphone AO 0697 D 030 Microphone Ext Cable 3 m UA 1317 Microphone Holder UA 0801 Small Tripod or UA
122. eamplifier mounted directly on the parallel to the display and along the microphone axi 46 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 4 20 Directional response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane perpendicular to the display and along the microphone axis Corresponds to Table A 38 to Table A 40 b 0 a 630 Hz b 1600 Hz c 4000 Hz d 10000 Hz a 800 Hz b 2000 Hz c 5000 Hz d 12500 Hz a 1000 Hz b 2500 Hz c 6300 Hz d 16000 Hz a 1250 Hz b 3150 Hz c 8000 Hz d 20000 Hz 080102 CHAPTER 4 Specifications 47 Fig 4 21 Sensitivity variations of Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer at sound incidence angles within 0 from the reference direction Corresponds to Table A 41
123. easured value plus minus the Expanded Uncertainties of Measurement with a probability of 95 Note This range is not related to the production spread The range is for a specific typical unit The factory acceptance tests at Br el amp Kj r ensure that the ranges for all units are within the IEC 61672 1 limits 4 6 1 Electrical Frequency Responses The uncompensated electrical frequency response for the different frequency weightings are given in Fig 4 1 and Table A 1 The compensated Z weighted electrical frequency response is given in the Electrical Response column of the appropriate tables of Table A 2 to Table A 9 in Appendix A The electrical frequency responses in Fig 4 1 and Table A 1 are valid both for introduction of the electrical signal through the recommended means to substitute the microphone with an electrical input facility see section 3 5 and for the rear Input socket Fig 4 1 Uncompensated electrical frequency response corresponds to Table A 1 20 30 40 50 60 10 100 1000 10000 Hz 040160 2 4 6 2 Typical Low frequency Responses The typical Low frequency Responses for Z frequency weighting are given in Fig 4 2 The Electrical Responses are for the rear Input socket The Acoustical Responses include Microphone Type 4189 and Microph
124. ected to a microphone extension cable 500 Hz 3550 Hz Frequency 500 Hz 2500Hz 2800Hz 3150 HZ 3550 Hz 1000 Hz 1250Hz 1600 HZ 2000 Hz 2240 Hz 800 Hz 630 Hz Angle 117 APPENDIX A Tables Table A 46 Directional response for Outdoor Microphone Kit UA 1404 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable 4000 Hz 10600 Hz Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 118 Table A 47 Directional response for Outdoor Microphone Kit UA 1404 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable 11200 Hz 20000 Hz Frequency 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000Hz 15000 Hz 16000 Hz 17000Hz 18000 Hz 19000Hz 20000 Hz Angle APPENDIX A Tables 119 Table A 48 Sensitivity variations for Outdoor Microphone Kit UA 1404 Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable at sound incidence angles within x0 from the reference direction Nominal Frequency 500 Hz 630 Hz 800 Hz 1000 Hz 1250 Hz 1600 Hz 2000 Hz 2240 Hz 2500 Hz 2800 Hz 3150 Hz 3550 Hz 4000 Hz 4500 Hz 5000 Hz 5600 Hz 6300 Hz 7
125. ed sound level time average sound level or sound exposure level is less than the specified lower limit of a linear operating range Time weighted Sound Level F and S Time weighted Table 2 2 Exponential time constants and corresponding averaging times The time weighted sound level L t is defined as twenty times the logarithm to the base ten of the ratio of a given root mean square sound pressure to the reference sound pressure root mean square sound pressure being obtained with a frequency weighting x and standard time weighting y where e xis A for A weighted B for B weighted C for C weighted or Z for Z weighted e yis F for Fast weighted or S for Slow weighted The time weighted sound level is a continuous function of time and is expressed in decibels dB L y f is not displayed but is the base for L 7 Lyy SPL T Lxymax Z and Lyymin Z In symbols frequency weighted and time weighted sound level L f at any instant of time is represented by t L t 20 d fcf p pe P p dB where e Tis the exponential time constant in seconds for time weighting F or S e is a dummy variable of time integration from some time in the past as indicated by o for the lower limit of the integral to the time of observation t e p is the x frequency weighted instantaneous sound pressure pois the reference sound pressure equal to 20 Pa The exponential time constants are stated in Table 2 2 E
126. ed when needed and are delivered as easily installed licenses that open the relevant parts of the embedded software in the analyzer Depending on the hand held analyzer Type 2250 2250 L or 2270 different combinations of applications and options can be chosen All software modules that have sound level meter or octave based frequency analysis capability are based on the same basic sound level meter and frequency analyzer The only differences are the number of measured quantities and the frequency range made available to the user The specific subsets available in the individual software modules can be found in the user manuals Hardware and Software on the Analyzer The About screen lists the hardware and software versions currently installed click R in the Shortcut Bar at the bottom of the display screen and select About Basic PC Software Measurement Partner Suite BZ 5503 can be used for transferring basic measurement results and setups between the analyzer and a standard PC It is also used for maintaining the embedded software in the hand held analyzers Measurement Partner Suite is included on Environmental Software DVD BZ 5298 For instructions on this software see the software s online help Hardware Setup This section provides an overview of the hardware components used with the analyzers A hardware overview is provided in Fig 1 1 optional accessories are designated on the diagram The components needed for conformanc
127. ed with a 10 32 UNF to BNC adaptor UA 0245 This Electrical Substitute for Microphones has together with the preamplifier a nominal attenuation of 0 65 dB The electrical input obtained in this way has a maximum input level of 15 24 Vpeak and no damage will occur for signals up to 20 V peak All electrical inputs can be short circuited when needed for test To calibrate the analyzer for the electrical conformances test with a calibration that corresponds to the calibration you would get if the analyzer were fitted with a microphone with the nominal Open Circuit Sensitivity do the following 1 On the Setup screen Full tab Set Input Transd Used to the microphone that you intend to substitute Set Input Input to Top Socket 2 Calibrate the analyzer by typing in the nominal sensitivity as the Sensitivity on the Calibration screen For Microphone Type 4189 the nominal sensitivity is the microphone s Open Circuit Sensitivity 50 00 mV Pa attenuated by the Microphone Preamplifier ZC 0032 s nominal attenuation 0 25 dB which equates to 48 58 mV Pa Do not press the Start Calibration button 3 Connect an electrical sinusoidal signal with a frequency of 1 kHz to the Electrical Substitute for Microphones and adjust the amplitude of this signal until LZF or LCF displays 94 00 dB in the Calibration screen This electrical amplitude is the 94 00 dB reference for the electrical tests The amplitude will typically be 52 5 mV Th
128. ees eee eee eee eee 57 Operating Temperature Range sese eee eee 57 Outdoor Microphone Kit UA 1404 sse 1 Output Soeteeee tp Senge ct dees 59 Overload eui a a ii 13 15 18 bateyhyjheeeee ae e iinet 15 Overload mit 49 Overload Percentage 15 P Pause Measurement eee eee eee seen 15 PC Software for Hand held Analyzers BZ 5503 2 Peak eeepc snar 54 Peak C le LTH 52 Peak Sound Level eee 18 Periodic Testing of Acoustical Frequency Responses 19 Preset TIME TTE it iani iieii 15 Primary Indicator Range eese 50 Pulse Rangen ipining ie eaa ee i 51 R Radio Frequency Emission sees eee eee ee eee eee 22 Random incidence Frequency Responses 31 Real time frequency ande eee eee eee eee eee 54 Rear Input Socket s sees sees seene enen 20 Reference ArenuaiOn see eee eee ee 54 Reference Conditions for Acoustic Calibration 26 Reference Direction of Sound Incidence 26 Reference Environmental Conditions 25 26 Reference Frequency esee 26 Reference Range ccescscecesseceeneeeseceesenersenereeneeesaes 26 Reference Sound Pressure Level 26 Relative Humidity seen 26 aul eT 15 RF emitter reCeiver ccccccceeeeceeeeeeeeeeeeneeeeeeeeeeeeetees 21 Running Spectrum Measurements 18 S Sampling Rat
129. equency bands the exponential time constants for Fast and Slow weighting are modified to get a reasonable B T product see Section 4 11 5 Timed Spectrum Measurements are delayed according to the same rules as Timed Broadband Measurements Section 2 9 2 As stated above the exponential time constant is modified at low frequencies This leads to very long delays at very low frequencies 2 9 4 Instantaneous Spectrum Measurements The Instantaneous Spectrum Measurements can measure instantaneous time weighted sound level Ly where xis A for A weighted B for B weighted C for C weighted or Z for Z weighted e yisF for Fast weighted or S for Slow weighted The symbols used by the analyzer for instantaneous time weighted sound level spectrums are for A B C and Z frequency weighting and F and S time weighting Lap Las Ler Lgs Ler Les Lzp Lzs Overload is common to the broadband measurements CHAPTER 2 Information Required by the Standards 21 2 9 5 Timed Spectrum Measurements Statistics The Timed Spectrum Measurements can measure minimum time weighted sound level L maximum ymin time weighted sound level L max and equivalent continuous sound level Log where e xis A for A weighted B for B weighted C for C weighted or Z for Z weighted yis F for Fast weighted or S for Slow weighted The symbols used by the analyzer for minimum time weighted sound level spectrum maximum time weighted sound level spectrum and equ
130. er Input to Top Socket Set Input parameter Transd Used to the mounted microphone Set Input parameter Sound Field Correction to Free field Set Input parameter Windscreen Auto Detect to Off Windscreen Correction to None Set Frequency Settings parameter Broadband excl Peak to the required weightings Set Measurement Control parameter Measurement Mode to Manual Set Output Socket Signal parameter Source to Input A weighted and Gain to 0 0 db 6 On the Preferences screen Set Headphone Settings parameter Listen to signal to Input A weighted Set Headphone Settings parameter Automatic Gain Control to Off Set Headphone Settings parameter Gain for Meas Signal to 0 0 dB 7 Calibrate the microphone 8 Excite the microphone with an acoustical signal as described in section 3 7 1 9 Start the measurement and let it run during test 10 For radio frequency tests observe Lap during test 11 For power frequency magnetic field tests observe Lap Lap Lcr and Lc during test only two frequency weightings can be observed simultaneously Testing Immunity as a Frequency Analyzer According to IEC 61260 Note These measurements require Frequency Analysis Software to be enabled The highest Susceptibility Susceptibility 1 Immunity for the filter sets is achieved when the analyzer is set up as follows 1 Make the connections described in section 3 7 5 2 Mount the electrical substitute for microphones de
131. esee 10 M Maximum Broadband Self generated Noise 45 Maximum Expanded Uncertainties of Measurement 27 32 Maximum Sound Level eene 49 Maximum Time weighted Sound Level 15 Measured Quantities eee 13 18 Measurement Hande eee eee eee eee eee eee 56 Measuring Ranges sees eee eee eee eee eee eee 49 MIGrOPNONG ae lakara li a aer 26 Mounting and Placing sss sss 9 Microphone Handbook BA 5105 s 11 Microphone Holder UA 1317 sese 9 Microphone Reference Point see eee eee eee eee 26 MIBDUA hene ee ete vele a ps ka 59 Mini B 2 dashed eet 59 Minimum Hold Time According to IEC 60804 53 Minimum Time weighted Sound Level 15 Mounting and Placing the Microphone 9 Mounting for Acoustical Tests eee eee 19 Mounting for Mechanical Vibrations Tests 20 Mounting Type 2250 2270 on a Tripod 9 N Nominal Delay Time sees eee eee eee eee eee 53 Nominal Open Circuit Sensitivity 26 Nominal Preamplifier Attenuation 26 Normal Mode of Operation during EMC Test 22 O Octave band Filter Sets 20 Octave band Time Constants 56 Open Circuit Sensitivity esee 49 Operating Humidity Range e s
132. esponse for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane perpendicular to the display and along the microphone s axis 500 Hz 3550 Hz Frequency 500 Hz 2500 Hz 2800Hz 2150 HZ 3550 Hz 1000 Hz 1250Hz 1600Hz 2000 Hz 2240 Hz 800 Hz 630 Hz Angle Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 96 Table A 25 Directional response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane perpendicular to the display and along the microphone s axis 4000 Hz 10600 Hz Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle APPENDIX A Tables 97 Table A 26 Directional response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane perpendicular to the display and along the microphone s axis 11200 Hz 20000 Hz Frequency Angle 11200Hz 11800Hz 12500Hz 13200 Hz 14000Hz 15000 Hz 16000 Hz 17000 Hz 18000Hz 19000Hz 20000 Hz 0 0 00 0 00 0 00 0 00 0 00 0 01 0 00 0 01 0 03 0 00 0 00 5 0 01 0 05 0 04 0 04 0 05 0 00 0 04 0 09 0 06 0 10 0 08
133. etect and Windscreen Correction Setup screen Frequency Settings parameters Low Frequency Option Low Frequency Broadband excl Peak Broadband Peak and Spectrum Transducer screen Transd used and Microphone Type By setting the Microphone Type parameter to Unknown on the Transducer screen for the transducer used an uncompensated electrical frequency response is ensured CHAPTER 4 a o Specifications 31 Limit curves are drawn on some of the frequency response graphs in the following sections These curves represent the IEC 61672 1 2002 limits reduced by the Maximum Expanded Uncertainties of Measurement from Appendix A of IEC 61672 1 2002 The Maximum Expanded Uncertainties of Measurement used here are the maximum uncertainties that a test organisation may have on its measurements when it performs conformance tests according to IEC 61672 2002 IEC 61672 1 2013 deals with uncertainty of measurement differently than the 2002 version therefore the terminology around the limit curves is different Seen from an IEC 61672 1 2013 perspective the limit curves are the standard s acceptance limits The only difference is that the small glitch between 200 and 250 Hz in the curves is removed in the 2013 version of the standard The Expanded Uncertainties of Measurement in the tables are the two sigma limits maintained in the Briel amp Kj r production for the specific product This means that the correct value lies in the range of the m
134. hannel can be measured at a time The input is selectable between the two physical channels in the user interface and the full level measuring range is covered in a single range without a level range control This range is called Single range 2 As a dual channel multi range sound level meter and frequency analyzer In this case both channels can be measured simultaneously The full level measuring range is covered in two ranges with a level range control Theses ranges are called High range for the least sensitive range and Low range for the most sensitive range Hand held Analyzer Types 2250 and 2270 User Manual BE 1713 describes how to select the range setting Overload indicates that the input signal level exceed the capability of the analyzer with the current settings During measurement overload is indicated as Overload on the screen with the icon and by a flashing red traffic light indicator The indication is displayed as long as the overload condition exists or for 1 second whichever is the greater Hand held Analyzer Types 2250 2250 L and 2270 nstruction Manual The final result of the measurement contains both an indication if there have been any overloads at all during the measurement and an Overload that indicates the percentage of the measurement time that contained overloads If an overload condition exists some of the input signal is clipped away and therefore missing in the broadband results whi
135. he minimum time weighted sound level is expressed in decibels dB The symbols used by the analyzer for maximum time weighted sound levels are for A B C and Z frequency weighting and F S and I time weighting LAFmin Lasmin gt Latmin gt LBFmiw LBSmin LBImir LCFmiw Lcsmin gt LCImiw LZFmin LZSmiw L7Inin 18 Hand held Analyzer Types 2250 2250 L and 2270 nstruction Manual Maximum Time weighted Sound Level The maximum time weighted sound level Lyymax T is defined as the greatest time weighted sound level LH within a time interval starting at t T and ending at t T At where xis A for A weighted B for B weighted C for C weighted or Z for Z weighted e yis F for Fast weighted S for Slow weighted or I for Impulse weighted Tis the start time of the measurement indicated as Start Time e Aris the measuring period indicated as Elapsed Time The maximum time weighted sound level is expressed in decibels dB The symbols used by the analyzer for maximum time weighted sound levels are for A B C and Z frequency weighting and F S and I time weighting LAFmay Lasmav Larmax gt LBFmaw LBSmaw LBtmax LCFmaw Losmav Lina LZFmaw Lismax gt Lzimax Equivalent Continuous Sound Level The equivalent continuous sound level also called time average sound level L T is defined as twenty times the logarithm to base ten of the ratio of a root mean square sound pressure during a time interval to the reference sound pressure sound
136. hone s axis 500 Hz 3550 Hz Frequency 500 Hz 2500Hz 2800Hz 3150Hz 3550 Hz 1000 Hz 1250Hz 1600 HZ 2000 Hz 2240 Hz 800 Hz 630 Hz Angle 107 APPENDIX A Tables Table A 36 Directional response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane parallel to the display and along the microphone s axis 4000 Hz 10600 Hz Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle 108 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Table A 37 Directional response for Windscreen UA 1650 Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer measured in a plane parallel to the display and along the microphone s axis 11200 Hz 20000 Hz Frequency Angle 11200Hz 11800Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000Hz 19000 Hz 20000 Hz 0 0 01 0 01 0 01 0 01 0 01 0 02 0 02 0 04 0 02 0 00 0 00 5 0 05 0 07 0 05 0 05 0 08 0 04 0 06 0 11 0 09 0 09 0 10 10 0 19 0 19 0 15 0 18 0 24 0 12 0 15 0 22 0 25 0 33 0 32 15 0 43 0 40 0 22 0 42 0 34 0 41 0 33 0 37 0 52 0 54 0 62 20
137. icrophone Kit UA 1404 on directional response with Microphone Preamplifier ZC Table A 43 0032 connected to a microphone extension cable 4000 Hz 10600 Hz Frequency 4000 Hz 9500 Hz 10000 Hz 10600 Hz 8000 Hz 8500Hz 9000 Hz 7100 Hz 5000 Hz 5600Hz 6300 Hz 4500 Hz Angle APPENDIX A Tables 115 Table A 44 Influence of Outdoor Microphone Kit UA 1404 on directional response with Microphone Preamplifier ZC 0032 connected to a microphone extension cable 11200 Hz 20000 Hz Frequency Angle 11200Hz 11800Hz 12500Hz 13200Hz 14000Hz 15000 Hz 16000 Hz 17000 Hz 18000Hz 19000Hz 20000 Hz 0 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 5 0 12 0 12 0 12 0 13 0 13 0 16 0 16 0 13 0 11 0 15 0 18 10 0 38 0 42 0 43 0 48 0 50 0 63 0 61 0 51 0 43 0 52 0 62 15 0 75 0 88 0 88 0 96 1 05 1 32 1 24 1 12 1 01 1 16 1 26 20 1 21 1 44 1 40 1 46 1 68 2 05 1 90 1 84 1 83 2 13 2 25 255 1 75 1 99 1 82 1 97 2 18 2 40 2 39 2 35 2 35 2 81 8 14 30 2 15 2 37 2 07 2 42 2 64 2 67 2 88 2 98 2 91 3 36 3 68 35 2 44 2 48 2 40 2 65 2 83 2 96 3 43 3 39 3 30 3 59 3 90 40 2 65 2 61 2 65 2 69 3 01 3 17 3 36 3 26 2 84 2 90 2 79 45 2 40 2 60 2 69 2 64 3 13 2 97 2 86 2 51 1 85 1 48 0 80 50 2 32 2 53 2 39 2 58
138. ier connected to a microphone extension cable 11200 Hz 20000 Hz Frequency Angle 11200Hz 11800 Hz 12500 Hz 13200 Hz 14000Hz 15000Hz 16000 Hz 17000Hz 18000Hz 19000Hz 20000 Hz 0 0 01 0 01 0 01 0 01 0 01 0 01 0 01 0 01 0 01 0 01 0 02 b 0 04 0 03 0 02 0 04 0 06 0 02 0 02 0 04 0 06 0 05 0 05 10 0 17 0 13 0 07 0 15 0 23 0 08 0 08 0 15 0 23 0 21 0 24 15 0 37 0 28 0 18 0 33 0 46 0 23 0 21 0 37 0 55 0 47 0 56 20 0 64 0 46 0 40 0 57 0 74 0 52 0 47 0 67 0 98 0 86 0 99 25 0 94 0 68 0 72 0 80 1 06 0 96 0 92 0 96 1 43 1 32 1 47 30 1 22 1 06 1 13 1 02 1 37 1 64 1 31 1 29 1 81 1 84 1 97 35 1 41 1 54 1 48 1 38 1 82 2 18 1 76 1 73 2 28 2 57 2 68 40 1 75 2 04 1 81 1 92 2 16 2 55 2 41 2 43 2 78 3 06 3 30 45 2 16 2 33 2 30 2 49 2 47 3 04 3 10 3 05 3 18 3 40 4 01 50 2 47 2 72 2 94 2 85 3 03 3 60 3 43 3 91 4 02 4 21 4 88 55 2 62 3 25 3 34 3 43 3 66 4 01 4 10 4 80 4 94 4 91 5 68 60 3 17 3 59 3 86 4 12 4 11 4 74 4 81 5 31 5 93 6 18 6 71 65 3 88 3 98 4 61 4 53 5 00 5 15 5 53 6 21 6 57 7 17 7 61 70 4 19 4 63 5 15 5 26 5 63 5 75 6 29 6 63 7 51
139. ifier connected to a microphone extension cable 11200 Hz 20000 Hz in dB Frequency Angle 11200Hz 11800 Hz 12500 Hz 13200Hz 14000Hz 15000Hz 16000 Hz 17000Hz 18000Hz 19000Hz 20000 Hz 0 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 0 00 5 0 01 0 01 0 01 0 03 0 03 0 02 0 02 0 03 0 04 0 04 0 02 10 0 08 0 08 0 08 0 12 0 13 0 06 0 09 0 13 0 19 0 19 0 16 15 0 21 0 17 0 19 0 28 0 29 0 14 0 25 0 33 0 43 0 42 0 41 20 0 39 0 29 0 40 0 48 0 48 0 31 0 51 0 61 0 78 0 74 0 77 25 0 59 0 44 0 71 0 71 0 70 0 66 0 86 0 95 1 17 1 08 1 17 30 0 75 0 67 1 04 0 95 0 99 1 18 1 15 1 25 1 53 1 52 1 61 35 0 93 1 04 1 30 1 29 1 42 1 67 1 48 1 67 2 06 2 21 2 28 40 1 23 1 40 1 51 1 81 1 82 2 01 2 01 2 26 2 70 2 81 2 93 45 1 69 1 67 1 89 2 31 2 16 2 55 2 70 2 76 3 16 3 31 3 71 50 2 04 2 04 2 41 2 57 2 74 3 20 3 05 3 51 3 87 4 17 4 59 55 2 26 2 61 2 78 3 03 3 34 3 61 3 70 4 33 4 55 4 72 5 33 60 2 79 2 99 3 28 3 61 3 68 4 28 4 35 4 79 5 35 5 78 6 28 65 3 44 3 33 3 97 3 91 4 44 4 59 5 00 5 67 5 92 6 67 7 07 70 3 68 3 92 4 45 4 53 4 97 5 15 5 73 6 05 6 88 7 57 7 90 75 4 10 4 18
140. ime averaged detectors in the analyzer are digital and their results are calculated based on the same samples Therefore the L p measurement values will be equal to short L values when measuring steady signal levels As a consequence no special operating mode giving a short duration Lyeq measurement is provided and only one test has to be carried out when testing Immunity to RF signals according to both IEC 60651 and IEC 60804 3 7 5 Accessories Included in EMC Test The following accessories are connected to the instrument during the EMC tests The preamplifier is connected to the top socket of the analyzer using the extension cable Signal Cables AO 0440 are connected to all the triaxial LEMO sockets on the rear connector panel of the analyzer Earphones HT 0015 is connected to the Earphone socket e Mains Power Supply ZG 0426 is connected to the Ext Power socket If Utility Unit ZH 0689 or Power Panel ZH 0685 is used as an alternative to ZG 0426 the alternative connections are shown in Fig 1 2 and Fig 1 3 e USB Interface Cable Before hardware version 4 0 USB Interface Cable AO 1476 is connected to the USB socket From hardware version 4 0 The USB Interface Cables AO 1494 and AO 0708 are connected to the two USB sockets LAN Interface Crossover Cable AO 1449 D 010 or LAN Interface Cable AO 1450 is connected to the LAN socket if the analyzer supports LAN interface Detailed descriptions of the parts are given in
141. index definition in the standard is not very precise therefore we have chosen to use the definition in IEC 61183 1994 chapter 4 so that the directivity index in decibels equals the difference between the free field response in the reference direction and the diffuse field response without the analyzers electrical responses The directivity index for a specific microphone configuration can therefore be found by subtracting the Acoustical Response column minus the Electrical Response column in the relevant diffuse field table Table A 7 to Table A 9 from the Acoustical Response column minus the Electrical Response column in the relevant free field table Table A 2 to Table A 6 38 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 4 12 Directional response for Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable Corresponds to Table A 11 to Table A 13 080094 CHAPTER 4 Specifications 39 Fig 4 13 Sensitivity variations for Microphone Type 4189 and Microphone Preamplifier ZC 0032 with the microphone preamplifier connected to a microphone extension cable at sound incidence angles within 0 from the reference direction Corresponds to Table A 14 dB 30 20 100 1000 100
142. int for all the Linear Operating Range tests is 94 0 dB Linear Operating Range according to the International Standard IEC 61672 1 Table 4 8 Linear Range 4 9 8 Table 4 9 Peak C Range CHAPTER 4 Specifications Operating Upper Limit Frequency m Weighting 34545 1kHz 4 kHz 8 kHz 12 5 kHz All dB dB dB dB dB dB Single range A weighting 100 6 139 7 140 8 138 9 135 3 24 8 B weighting 122 9 139 7 139 1 137 1 133 4 24 1 C weighting 137 0 139 7 139 0 137 0 133 3 25 5 Z weighting 140 0 139 7 139 8 140 0 139 6 30 6 Normal Z weighting 140 0 139 7 139 8 140 0 139 6 41 2 Extended High Range A weighting 100 6 139 7 140 8 138 9 135 3 43 0 B weighting 122 9 139 7 139 1 137 1 133 4 41 7 C weighting 137 0 139 7 139 0 137 0 133 3 41 7 Z weighting 140 0 139 7 139 8 140 0 139 6 45 9 Normal Z weighting 140 0 139 7 139 8 140 0 139 6 47 0 Extended Low Range A weighting 70 6 109 7 110 8 108 9 105 3 24 8 B weighting 92 9 109 7 109 1 107 1 103 4 24 1 C weighting 107 0 109 7 109 0 107 0 103 3 25 5 Z weighting 110 0 109 7 109 8 110 0 109 6 30 6 Normal Z weighting 110 0 109 7 109 8 110 0 109 6 41 2 Extended Peak C Range Peak C Range according to the International Standard IEC 61672 1 is 9 Note For Sound Exposure Levels the stated ranges are valid if 10 lg Az is added to the limits At being the averaging time interval indicated as
143. inty Outdoor Uncertainty Response Response Uncertainty 6 digits Response Microphone From Table A 7 Kit dB dB dB dB dB dB dB 11885 0 Hz 3 93 0 40 1 47 0 80 2 65 0 20 0 89 12589 3 Hz 4 17 0 43 1 36 0 80 3 04 0 22 0 91 13335 2 Hz 4 40 0 46 1 02 0 80 3 47 0 09 0 92 14125 4 Hz 4 60 0 49 0 69 0 80 3 93 0 02 0 94 14962 4 Hz 4 83 0 52 0 43 0 80 4 38 0 01 0 95 15848 9 Hz 5 13 0 55 0 25 0 80 4 83 0 05 0 97 16788 0 Hz 5 59 0 57 0 34 0 80 5 25 0 01 0 98 17782 8 Hz 6 20 0 59 0 56 0 80 5 64 0 00 0 99 18836 5 Hz 6 93 0 61 0 63 0 80 5 98 0 32 1 01 19952 6 Hz 7 81 0 63 0 49 0 80 6 27 1 05 1 02 21134 9 Hz 8 86 0 65 0 40 0 80 6 48 1 98 1 03 22387 2 Hz 10 18 0 67 0 02 0 80 6 61 3 59 1 04 A 4 Free field Frequency Responses for Diffuse field Calibrated Instruments Free field frequency response in the reference direction for diffuse field calibrated instruments according to IEC 60651 and IEC 60804 Measured with plane progressive sinusoidal sound waves incident from the reference direction and the instrument s Sound Field Correction parameter set to Diffuse field see section 4 6 Table A 10 Free field 0 frequency response with the Sound Field Correction parameter set to Diffuse field for the configurations for which there are specified normal Free field responses Nominal Frequency 63 Hz 80 Hz 100 Hz 125 Hz 160 Hz 200 Hz 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1060 Hz 11
144. is is due to the attenuation of the Electrical Substitute for Microphones together with the preamplifier nominally 0 65 dB Testing 1 1 octave band and 1 3 octave band Filters Note These measurements require Frequency Analysis Software to be enabled All tests according to IEC 61260 must be conducted with Setup screen Input parameter Transd Used set to Unknown Frequency Settings parameters Low Frequency Option set to Off Low Frequency set to Extended and Spectrum set to Z CHAPTER 3 Conformance Testing 25 3 7 EMC Test Procedures 3 7 1 Signal Sources for Immunity Test Acoustical Source for Testing According to IEC 61672 IEC 60651 and IEC 60804 The acoustic signal which is used during the Immunity test according to IEC 61672 IEC 60651 and IEC 60804 is applied to the microphone through a 4 plastic hose a normal water hose from a source outside the test area In this way the acoustic source is not affected by the RF or magnetic field The source may be a normal entertainment earphone Fig 3 1 Setting up the signal source for an immunity test Microphone assembly Water hose Acoustic Compacted Water hose to indscreen removed 50 dB SPL inside attenuator paper tissue acoustic source Y gt 90 dB SPL inside 02009 To prevent the acoustic source from being affected by acoustic noise in the surroundings the following method can be used Insert an acoustic attenuator in the hose
145. ission standard for residential commercial and light industrial environments CISPR 22 Radio disturbance characteristics of information technology equipment Class B limits FCC Rules Part 15 Complies with the limits for a Class B digital device IEC 61672 1 IEC 61260 IEC 60651 and IEC 60804 Instrumentation standards EMC Immunity EN IEC 61000 6 2 Generic standard Immunity for industrial environment EN IEC 61326 Electrical equipment for measurement control and laboratory use EMC requirements IEC 61672 1 IEC 61260 IEC 60651 and IEC 60804 Instrumentation standards IN Appendix A Tables A 1 Electrical Frequency Responses Uncompensated electrical frequency responses for the different frequency weightings Please see the instructions in section 4 6 on how to ensure an uncompensated electrical frequency response Table A 1 Uncompensated electrical frequency responses Electrical Add to Acoustical Nominal jr i un 6 digits Hz A B C Z A B C weighting weighting weighting weighting weighting weighting weighting 63 63 0957 26 20 9 35 0 82 0 00 26 20 9 35 0 82 80 79 4328 22 50 7 37 0 50 0 00 22 51 7 37 0 50 100 100 19 14 5 65 0 30 0 00 19 14 5 65 0 30 125 125 893 16 10 4 18 0 17 0 00 16 10 4 18 0 17 160 158 489 13 35 2 99 0 08 0 00 13 35 2 99 0
146. it equal to 5 seconds The Taktmaximalpegel is in other words updated every 5 seconds and is expressed in decibels dB The Taktmaximalpegel is not displayed by the analyzer It is only used for the calculation of Taktmaximal Mittelungspegel 2 9 2 Timed Broadband Measurements These measurements are only executed when Start is activated and are paused when Pause is activated or when Preset Time has expired whichever occurs first The time interval between start and pause is the Elapsed Time During the measurement time interval intermediate results are displayed as if the measurements were paused at the time of display When the measurements are paused the set of results including Latched Overload and Overload 96 are stored under Current Measurement and this is held until either Reset is activated or a new set of measurements are started The Current Measurement if any is displayed and can be saved together with setup and calibration information to a project At the start of a timed measurement all time weighted sound levels are reset to zero o dB From this they increase to their current values The timed measurements derived from time weighted sound levels e g Minimum Time weighted Sound Level Maximum Time weighted Sound Level Equivalent Continuous I weighted Sound Level Taktmaximal Mittelungspegel and Statistics are fist valid after this has settled Therefore the first value is measured and displayed after a delay from
147. ivalent continuous sound level spectrum are for A B C and Z frequency weighting and F and S time weighting LA pain Lasmin gt LBFmin LBSmiw LCFmiw LCSmiw LZFmiw Lzsmin gt LAFmaw LASmax LBFmaw LBsmax LCFmaw LCSmax Lima Lzsmax Leg Legs Leg Lzeq Latched Overload and Overload Percentage is common to the broadband measurements Statistics can be based on sampling the continuous output of the exponential detectors F or S every 100 ms At frequencies below 12 5 Hz the sampling time is doubled for every octave the frequency is reduced The samples are divided into 1 0 dB classes in which the frequency of appearance is counted Based on the counted frequency distribution the percentile sound levels also called the exceedance levels Ly are calculated e xis A for A weighted B for B weighted C for C weighted or Z for Z weighted e yis F for Fast weighted or S for Slow weighted e Nis a percentage between 0 1 and 99 9 It notes the percentage of time that the indicated noise level was exceeded during the measurement period 2 10 Ranges Overload and Underrange 2 10 1 Single Range Multi range 2 10 2 Overload Types 2250 and 2250 L can only be used as single channel single range sound level meters and frequency analyzers The range is called Single range Type 2270 hardware can be used in two ways 1 As a single channel single range sound level meter and frequency analyzer like Types 2250 and 2250 L In this case only a single c
148. ld Analyzer Types 2250 2250 L and 2270 Instruction Manual 4 8 Self generated Noise Self generated noise is given for nominal microphone Open Circuit Sensitivity with Sound Field Correction set to Free field and no microphone accessories selected 4 8 Maximum Broadband Self generated Noise s broadband Frequency weighting S KR A weighting B weighting C weighting paci dB dB dB dB dB Single range Microphone 15 6 14 4 14 5 16 3 16 3 Electrical 13 6 12 9 14 3 19 4 30 0 Total 17 7 16 7 17 4 21 1 30 2 High Range Microphone 15 6 14 4 14 5 16 3 16 3 Electrical 31 8 30 5 30 5 34 7 35 8 Total 31 9 30 6 30 6 34 8 35 8 Low Range Microphone 15 6 14 4 14 5 16 3 16 3 Electrical 13 6 12 9 14 3 19 4 30 0 Total 17 7 16 7 17 4 21 1 30 2 minimum 120 seconds Lzeq CHAPTER 4 Specifications 4 8 2 Typical Broadband Self generated Noise Table 4 2 wm Frequency Weightin Typical broadband 1 L self generated noise Typical awalahtlan sakna g Noise A weighting B weighting C weighting Z pot diu dB dB dB dB dB Single range Microphone 14 6 13 4 13 5 15 3 15 3 Electrical 12 4 11 5 12 9 18 3 25 5 Total 16 6 15 6 16 2 20 1 25 9 High Range Microphone 14 6 13 4 13 5 15 3 15 3 Electrical 28 3 26 9 27 0 31 2 32 1 Total 28 5 27 1 27 2 31 3 32 2 Low Range Microphone 14 6 13 4 13 5 15 3
149. lent continuous I weighted sound level is expressed in decibels dB In symbols equivalent continuous I weighted sound level Laa TT is given by TL At L4 amp 10 Lasa T 101g LAH 10 d amp dB T CHAPTER 2 Information Required by the Standards 19 where is a dummy variable of time integration over the averaging time interval The symbols used by the analyzer for equivalent continuous I weighted sound levels are for A B C and Z frequency weighting Laleg L req Lea Lzleq Taktmaximal Mittelungspegel The Taktmaximal Mittelungspegel L4 FTeq T is defined as ten times the logarithm to base ten of the mean of ten to the power of the Taktmaximalpegel LAFr Tn divided by ten during a time interval The time interval is starting at t T and ending at t T N At where Tis the start time of the measurement indicated as Start Time e Atis the Taktzeit equal to 5 seconds N AIS the averaging time interval indicated as Elapsed Time The Taktmaximal Mittelungspegel is expressed in decibels dB In symbols Taktmaximal Mittelungspegel LA rra TT is given by N Lapr T 10 Lippe T 101g 1 N X 10 dB n 1 The symbol used by the analyzer for Taktmaximal Mittelungspegel is LAFTeq Sound Exposure Level The sound exposure level L T is defined as ten times the logarithm to base ten of the ratio of integral of the squared sound pressure during a time interval to the reference sound exposure so
150. lp the user to measure correctly the analyzer compensates for the sound field the microphone and the microphone accessories used by automatically changing the electrical frequency response and calibration This means that a calibration of a microphone is valid for both free field and diffuse field and for all the recommended accessories This also means that it is very important that parameters on the Setup screen reflects the desired configu ration The important parameters are Setup screen Input parameters Input Transd Used Sound Field Correction Windscreen Auto Detect and Windscreen Correction Setup screen Frequency Settings parameters Low Frequency Option Low Frequency Broadband excl Peak Broadband Peak and Spectrum Measuring Low level Sounds If the measured sound level is within the Linear Operating Range or for C weighted peak sound levels within the Peak C Range given in the specifications see Section 4 9 7 and Section 4 9 8 then the self generated noise and level linearity problems can be ignored It is possible to correct the measured sound levels except peak levels for the typical self generated noise found in the specifications see Section 4 8 2 The correction for self generated noise can be made by subtracting self generated noise Luan from the total sound level L using the following equation Ez fiia Blo L lt 10lg 10 10 If Liot Linn is less than 3 dB the sound level is too low to
151. n be found by adding the appropriate response from the Add to Acoustical Responses columns of Table A 1 to the Z weighted responses 4 6 5 Free field Frequency Responses The free field frequency responses for plane progressive sinusoidal sound waves incident from the reference direction with Z frequency weighting are provided in Fig 4 3 to Fig 4 8 and Table A 2 to Table A 6 The tables also provides the Expanded Uncertainties of Measurement required by IEC 61672 1 see the start of section 4 6 CHAPTER 4 Specifications 33 Fig 4 3 Free field 0 frequency response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer s electrical response with the microphone preamplifier connected to a microphone extension cable Corresponds to the Acoustical Response column in Table A 2 dB 4 100 1000 10000 Hz 040163 1 Fig 4 4 Influence of the analyzer s body on free field 0 response corresponds to the Body Influence column in Table A 3 dB 4 100 1000 10000 Hz 040164 Fig 4 5 Free field 0 frequency response for Microphone Type 4189 Microphone Preamplifier ZC 0032 and the analyzer with the microphone preamplifier mounted directly on the analyzer Corresponds to the Acoustical Response column in Table A 3 dB
152. n single and 4 bit mode formatted as FAT16 or FAT32 Power Supply External DC Power Supply Requirements Voltage 8 24 V DC ripple voltage lt 20 mV Current Requirement min 1 5 A Power Consumption lt 2 5 W without battery charging lt 10 W when charging Connector at cable LEMO Type FFA 00 positive at center pin External AC Main Supply Adaptor Part No Mains Power Supply ZG 0426 Supply Voltage 100 120 200 240 VAC 47 63 Hz Connector 2 pin IEC 60320 Part No Mains Power Supply ZG 0429 Supply Voltage 100 240 VAC 47 63 Hz Connector 2 pin IEC 60320 Part No Utility Unit ZH 0689 Supply Voltage 90 132 180 264 VAC 47 63 Hz Connector C14 IEC 60320 Part No Power Panel ZH 0685 Supply Voltage 100 240 VAC 50 60 Hz Connector C14 IEC 60320 External AC Main Charger Optional Accessory Part No ZG 0444 Supply Voltage 90 264 VAC 47 63 Hz Connector 2 pin IEC 60320 e 66 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 4 16 4 Battery Part No QB 0061 Rechargeable Li Ion battery Voltage 3 7 V Capacity 5200 mAh nominal Typical Operating Time gt 8 hours However if the instrument is used in low temperatures or there is extensive use of the display backlight this may reduce the time Battery Cycle Life gt 500 complete charge discharge cycles Battery Indicator Remaining battery capacity and expected working
153. n the linear operating range on any level range No user selectable thresholds are provided For Type 2270 the two channels are identical No components of the sound level meter are intended to be operated only in an environmentally controlled enclosure No greater field strengths specified Only one display in the sense of IEC 61672 is provided 130 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Index 135 Numerics 1 1 octave Band Centre Frequencies 54 1 3 octave Band Cente Frequencies 55 1 3 octave Band Filters sss sses sees sees sees ereenn nene 20 A About This Manual eee eee eee 1 AGCOSSOLIGS T 22 Accessories and Sound Fielder sees eee 10 Acoustic Frequency Responses ssssssss 28 Air Temperature erc tede 26 Analytical Filter Design sese eee eee 54 Average I weighted Sound Level 16 B B T Product 53 5 42 a Ad bee en ae eee 18 56 S 54 Basic PC Software eee eee 2 BE 1077 estt tette tnt Eee deep 1 BZ 5503 PC Software for Hand held Analyzers 2 BZ 7223 Frequency Analysis Software for Type 2250 2270 eene 2 C Cable Arrangement eee eee eee ee eee eee eee 22 Calibration zeree sd Tec 10 Capacitance TTT 26 COLD Input ierit pain ain aoa 59 Compact Flash CF Card Interface 6
154. ne Preamplifier ZC 0032 and the analyzer with the microphone preamplifier connected to a microphone extension cable Corresponds to the Acoustical Response column in Table A 9 dB 100 1000 10000 Hz 040175 1 4 6 7 Free field Frequency Responses for Diffuse field Calibrated Instruments According to IEC 60651 and IEC 60804 the free field frequency responses in the reference direction for diffuse field calibrated instruments must be specified These responses are given in Table A 10 4 7 Directional Responses This section gives directional responses for plane progressive sinusoidal sound waves normalised to the response in the reference direction Both influence of body and accessories and the resulting directional responses are given as tables in Appendix A Only the resulting directional responses are given here as graphs The sensitivity variation graphs show the absolute maximum difference between the sensitivities at any two sound incidence angles within the specified interval of angles For example at each frequency the value for 30 is the difference between the highest and the lowest sensitivity found in a circular cone with an opening angle of 60 the top at the position of the microphone and with the reference direction of incidence as the axis Because the angle interval defines a three dimensional geometric shape there is only one set of graphs with sensitivity variati
155. ntation 4 12 6 Immunity to Power and Radio frequency Fields Conforms to IEC 61672 1 IEC 60651 and IEC 60804 down to 74 dB for 10 seconds Sound Exposure Level down to lt 84 dB Fig 4 34 The most sensitive direction 050113 4 13 Electrical Input to the Analyzer 4 13 1 Input Sockets Rear s if Present Triaxial LEMO socket used for Direct input as well as CCLD input Direct Input Maximum Input Level 14 14 Vpeak 10 Vems for sinusoidal input signals no damage for signals up to 20 V peak Input Impedance gt 1 MQ Source Impedance lt 1 kQ 64 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual CCLD Input Maximum Input Level 7 07 Vpeak no damage for signals in the range 10 to 25 V CCLD Current Voltage 4 mA 25 V 4 13 2 Trigger Socket Triaxial LEMO socket Input Range 20 Vp no damage for signals up to 50 Vpeak Input Signal Slew Rate Minimum 40 V sec Input Impedance 47 kQ 4 14 Electrical Output from the Analyzer 4 14 1 Output Socket if Present Triaxial LEMO socket See the pertinent user manual for information on the signal source and gain Maximum Peak Output Voltage 4 46 V Maximum Sinusoidal Output Voltage 3 16 Vays Output Impedance 50 Q Load Impedance gt 15 kQ 1 nF for lt 0 2 dB attenuation from DC to 20 kHz short circuit proof without affecting the measurement results Max DC Offset 15 mV 4 14 2 Headphone Socket
156. nting Thread situated on the underside of the analyzer at the back e When using a microphone extension cable it is recommended to mount the microphone and preamplifier assembly in Microphone Holder UA 1317 and then attach this to one ofthe tripods UA 0587 or UA 0801 When two microphones are needed for Type 2270 the Dual 10 pole Adaptor JP 1041 and two microphone extension cables can be used The microphone must be placed away from shielding reflecting or absorbing objects In a diffuse sound field absorbing objects will reduce the measured sound levels In a free sound field reflecting objects can change the measured sound levels Typically the sound level 0 5 m from a plain reflecting wall is 3 dB higher than if there was no wall The operator of the system may be personally shielding absorbing and reflecting and the operator can also be an additional noise source The optimum position for the microphone is best found by trying different positions and observing the resulting sound levels 2 3 Mounting the Analyzer on a Tripod In order to minimise the influence of a tripod on measurements the analyzer must be mounted on Small Tripod UA 0801 or Tripod UA 0587 with Tripod Extension for Hand held Analyzer UA 1651 as described in Chapter 2 of User Manual BE 1713 for Type 2250 2270 and User Manual BE 1766 for Type 2250 L The column of the tripod must be extended as much as possible above the base of the tripod For all practical p
157. oftware modules be used as a single channel single range sound level meter and frequency analyzer The self generated noise and level range specifi cations are found in Chapter 4 s figures the tables under Single range Type 2270 hardware can be utilised in two ways 1 As a single channel single range sound level meter and frequency analyzer like Types 2250 and 2250 L In this case only a single channel can be measured at a time The input is selectable between the two physical channels in the user interface and the full level measuring range is covered in a single range without a level range control In the specifications this range is called Single range 2 As a dual channel multi range sound level meter and frequency analyzer In this case both channels can be measured simultaneously The full level measuring range is covered in two ranges with a level range control In the specifications theses ranges are called High range for the least sensitive range and Low range for the most sensitive range Information on how the individual software modules use the hardware the selection of the input for single channel measurements and the use of the level range control for dual channel measurements can be found in the user manuals Software Modules The hand held analyzers are based on a unique platform concept that allows the user to choose different combinations of software applications and options These applications and options can be purchas
158. onality IEC 61260 1995 07 plus Amendment 1 2001 09 1 1 octave Bands and 1 3 octave Bands Class 0 Group X Z all filters ANSI 81 11 1986 1 1 octave Bands and 1 3 octave Bands Order 3 Type 0 C Optional Range ANSI 1 11 2004 1 1 octave Bands and 1 3 octave Bands Class 0 Group X Z all filters Note For Type 2270 both channels conform to the standards In the text elsewhere in this manual references to these standards are shortened to the standards name but are to be understood as the full text above The International IEC Standards are adopted as European standards by CENELEC When this happens the letters IEC are replaced with EN and the number is retained Type 2250 2250 L 2270 also conforms to these EN Standards J 4 3 4 4 4 5 4 6 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Reference Environmental Conditions Air Temperature 23 C Static Pressure 101 325 kPa Relative Humidity 50 Reference Conditions for Acoustic Calibration Reference Level Range In Single range applications only one level range exists and this is the reference level range In Multi range applications the reference level range is High Range Reference Sound Pressure Level 94 00 dB re 20 Pa Reference Frequency kHz Microphone Microphone Type 4189 and Microphone Preamplifier ZC 0032 Type Prepolarized Free field 1 2 Condenser Microphone Nominal Open Circuit Sensitivity 50 mV Pa c
159. one Preamplifier ZC 0032 32 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual The Low frequency Responses depends on the state of the Low Frequency parameter on the Setup screen under Frequency Settings The Low frequency Responses are not influenced by the microphone accessories described in section 1 2 4 The Low frequency Responses for introduction of the electrical signal through the recommended means to substitute the microphone with an electrical input facility see section 3 5 differs from the electrical responses in Fig 4 2 because it also includes Microphone Preamplifier ZC 0032 Fig 4 2 Typical low frequency responses 1 10 100 Hz Electrical Response Low Frequency set to Extended Electrical Response Low Frequency set to Normal Acoustical Response with Type 4189 Low Frequency set to Extended Acoustical Response with Type 4189 Low Frequency set to Normal 040162 2 4 6 3 Flat Frequency Range According to IEC 61260 The frequency ranges of nominally flat frequency responses for the rear Input socket are Low Frequency set to Normal 0 15 dB 8 5 Hz to 22 kHz Low Frequency set to Extended 0 15 dB 4 Hz to 22 kHz 4 6 4 Acoustical Frequency Responses All the acoustical frequency responses are given for Z frequency weighting The A B and C weighted acoustical frequency responses ca
160. ons Fig 4 27 Typical self generated noise 1 3 octave band Single range e S aoz 8 g oo y9 9 SZI y0 18 X 9 4g Jt Se ASZ NZ X91 SZ AL 008 0 9 8 o T I 006 8 N E oor F E y SLC e 2l S ogg Z D 2 gc g ooz Z E C 091 S SzI a g 001 gt T 5 x E E o 8 8 9 KD TS zi os b H o Or YD o ge o SC E oz 2 2 9L S D S SZI 2 8 S oO S 5 0L o e a 2 8 oO Oo BS EH eg G i T T T p ij m m m m m m m m gt 9 P 8 9 9 9 q 9989282222335 10 e x 2 o O 8 OQ n O Y Oo Q O V Q 1 e N N Kd q mi N 54 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Fig 4 29 Typical self generated noise 1 3 octave band Low Range E Microphone Electrical E Total 15dB 4 10dB 4 5dB 7j 5dB 7 10dB 15dB 7T 20 dB s a O NN GN Oo e e 9979 N amp 59285388 N g 9 5 985 N cT N 5 Frequency Hz 090036 4 8 4 Crosstalk This only applies to Type 2270 Crosstalk between the two channels is measured with the Dual 10 pole Adaptor JP 1041 connected to the Top Socket two 10 m Microphone Extension Cables AO 0697 D 100 and two
161. ons also where the directional response is shown for two planes The graphs show the maximum variation for the two measurement planes combined The sensitivity variations are also given as tables in Appendix A Limit curves are drawn on the sensitivity variation graphs in the following sections These curves represent the IEC 61672 1 2002 limits reduced by the Maximum Expanded Uncertainties of Measurement from Appendix A of IEC 61672 1 2002 The Maximum Expanded Uncertainties of Measurement used here are the maximum uncertainties that a test organisation may have on its measurements when it performs conformance tests according to IEC 61672 2002 IEC 61672 1 2013 deals with uncertainty of measurement differently than the 2002 version therefore the terminology around the limit curves is different Seen from an IEC 61672 1 2013 perspective the limit curves are the standard s acceptance limits IEC 61672 1 2013 defines relative directional response in clause 3 17 The relative directional response for a reference angle can be derived from the specified directional response by normalization with the values in decibels in the reference direction i e for each frequency the value at the reference direction is subtracted from the values at all angles so that the resulting value in the reference direction is 0 dB IEC 61672 1 2013 requires information on the directivity index CHAPTER 4 Specifications 37 The directivity
162. ormula in IEC 60651 4 10 2 Linear Averaging Linear Averaging Times 1 second to 24 hours in steps of 1 second Settling Time According to IEC 60804 lt 2 seconds Nominal Delay Time between operation of the reset facility and re initiation of a measurement according to IEC 61672 1 lt 3 seconds Time Interval after completion of a measurement before a reading is displayed according to IEC 61672 1 lt 1 second Minimum Hold Time according to IEC 60804 Results of a Timed Measurement are held until a new measurement is initiated or the result is reset 4 10 3 Peak 4 11 4 11 1 Fig 4 30 The shapes of the 1 1 octave band filters from 0 to 80 dB The innermost and outermost curves show IEC 61260 limits CHAPTER 4 Specifications 59 Peak Onset Time according to IEC 60651 lt 100 us Spectrum Analysis Note Spectrum analysis requires Frequency Analysis Software to be enabled When using the 1 1 oct Frequency Analysis Software for 2250 Light BZ 7131 the frequency range is limited to betweenl6 Hz and 8 kHz and when using 1 3 oct Frequency Analysis Software for 2250 Light BZ 7132 the frequency range is limited to between 12 5 Hz and 16 KHz Analytical Filter Design Optimised Z transformation of analogue Butterworth filters Base 2 Sampling Rate Octave based down sampling from 48 kHz Reference Attenuation 0 dB 1 1 octave Band Centre Frequencies Nominal 8 Hz 16 Hz 31 5 Hz 63 Hz 125 Hz 250 Hz
163. orresponding to 26 dB re 1 V Pa 1 5 dB Capacitance 14 pF at 250 Hz Nominal Preamplifier Attenuation 0 25 dB Extension Cables between Microphone Preamplifier ZC 0032 and the Analyzer Up to 100m without degradation of the specifications Note EMC is only tested with a 10 m cable AO 0697 D 100 Microphone Reference Point The centre of the front surface of the microphone protection grid With UA 1404 mounted this point can be difficult to find Therefore it is marked on the windscreen Reference Direction of Sound Incidence See the small drawings in the lower right corner of the directional response graphs in section 4 7 Frequency Responses The frequency responses are given in tabular form in Appendix A and in graphical form in this section The specifications for the Lin response defined in IEC 60651 are equivalent to those given here for the Z weighting The acoustical frequency response depends on the sound field the microphone the used microphone accessories and the electrical frequency response To improve the quality of the measurement the analyzer compensates for the sound field the microphone and the used microphone accessories by changing the electrical frequency response This means that it is very important that the Setup and Transducer parameters reflect the desired configuration The important parameters are Setup screen Input parameters Input Transd Used Sound Field Correction Windscreen Auto D
164. pressure being obtained with a frequency weighting x The time interval is starting at t T and ending at t T At where xis A for A weighted B for B weighted C for C weighted or Z for Z weighted Tis the start time of the measurement indicated as Start Time e Aris the averaging time interval indicated as Elapsed Time The equivalent continuous sound level is expressed in decibels dB In symbols equivalent continuous sound level Lyeq T is given by T At LAT 2018 va p Aa Po dB T where e is a dummy variable of time integration over the averaging time interval p amp is the x frequency weighted instantaneous sound pressure e pois the reference sound pressure equal to 20 uPa The symbols used by the analyzer for equivalent continuous sound levels are for A B C and Z frequency weighting Leg LBeq Leg Lzeq Equivalent Continuous l weighted Sound Level The equivalent continuous I weighted sound level also called average I weighted sound level Lyjeq 7 is defined as ten times the logarithm to base ten of the mean of ten to the power of the I time weighted sound level L t divided by ten during a time interval The time interval is starting at t T and ending at t T At where xis A for A weighted B for B weighted C for C weighted or Z for Z weighted Tis the start time of the measurement indicated as Start Time e Aris the averaging time interval indicated as Elapsed Time The equiva
165. riodic Testing of Acoustical Frequency Responses This section gives the adjustment data that must be applied to sound levels displayed in response to the sound pressure produced by Multifunction Acoustic Calibrator Type 4226 or in response to simulation of sound pressure by Electrostatic Actuator UA 0033 in order to obtain the equivalent sound levels that would be displayed under reference environmental conditions in response to plane progressive sinusoidal sound waves incident from the reference direction See Table A 49 and Table A 50 to view the data Table A 49 Acoustical test with Multifunction Acoustic Calibrator Type 4226 Adjustment data that must be applied to the readings of the analyzer in order to obtain equivalent sound levels that would be displayed in response to plane progressive sinusoidal sound waves incident from the reference direction Nominal Correction Data Expanded Correction Data Expanded Frequency For Preamplifier Uncertainty For Preamplifier Uncertainty Connected to an Mounted Directly Extension Cable on the analyzer dB dB dB dB 31 5 Hz 0 00 0 30 0 00 0 32 63 Hz 0 00 0 06 0 00 0 12 125 Hz 0 00 0 05 0 00 0 11 250 Hz 0 00 0 05 0 07 0 11 500 Hz 0 01 0 05 0 23 0 11 1000 Hz 0 08 0 05 0 01 0 11 2000 Hz 0 27 0 09 0 18 0 14 4000 Hz 0 89 0 11 0 80 0 19 8000 Hz 2 80 0 22 2 72 0 30 12500 Hz 5 43 0 27 5 58 0 34 16000 Hz 6 50 0 32 6 61 0 38 Table A 50 Acoustical test with Electrostatic Actuator UA 0033 Adjustment data that m
166. s 56 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 4 9 5 Linearity Range Linearity Range according to the International Standard IEC 60804 is the difference between the Upper and Lower Limit in the following table Table 4 6 Lower Limit Linearity Range Upper Range Limit A weighting B weighting C weighting Z weighting Z weighting dB dB dB dB Normal Extended dB dB Single 140 8 21 4 20 7 22 1 27 2 37 8 High 140 8 39 6 38 3 38 3 42 5 43 6 Low 110 8 21 4 20 7 22 1 27 2 37 8 Note For Sound Exposure Levels the stated ranges are valid if 10 1g Ar is added to the limits At being the averaging time interval indicated as Elapsed Time expressed in seconds 4 9 6 Pulse Range Pulse Range according to the International Standard IEC 60804 is the difference between the Upper and Lower Limit in the following table Table 4 7 me Lower Limit Pulse Range Upper Range Limit A weighting B weighting C weighting Z weighting Z weighting dB dB dB dB Normal Extended dB dB Single 143 8 21 4 20 7 22 1 27 2 37 8 High 143 8 39 6 38 3 38 3 42 5 43 6 Low 113 8 21 4 20 7 22 1 27 2 37 8 Note For Sound Exposure Levels the stated ranges are valid if 10 1g Ar is added to the limits At being the averaging time interval indicated as Elapsed Time expressed in seconds 4 9 7 Linear Operating Range The starting po
167. scribed in section 3 5 on the microphone preamplifier and short circuit it 3 Arrange orientation as shown in Fig 4 34 4 Select the FREQUENCY ANALYZER project template 28 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 5 On the Setup screen Full tab Set Input parameter Input to Top Socket Set Input parameter Transd Used to 4189 or 4950 Set Input parameter Sound Field Correction to Free field Set Input parameter Windscreen Auto Detect to Off Windscreen Correction to None Set Frequency Settings parameter Spectrum to Z Set Bandwidth parameter Bandwidth to 1 3 octave Set Measurement Control parameter Measurement Mode to Manual Set Output Socket Signal parameter Source to Input A weighted and Gain to 0 0 db 6 On the Preferences screen Set Headphone Settings parameter Listen to signal to Input A weighted Set Headphone Settings parameter Automatic Gain Control to Off Set Headphone Settings parameter Gain for Meas Signal to 0 0 dB 7 Calibrate the input by typing in 48 58 mV Pa as the Sensitivity of the microphone on the Calibration screen see section 3 5 8 Start the measurement and let it run during test 9 For radio frequency tests observe the L7p spectrum at 1 kHz during test 10 For power frequency magnetic field tests observe the L7p spectrum during test Only 1 3 octave band filters need to be tested This is because the filters are digital
168. sponse From Table A 2 dB 0 00 0 00 0 00 0 00 0 00 0 01 0 00 0 00 0 01 0 01 0 00 0 01 0 01 0 02 0 02 0 02 0 02 0 03 0 03 0 03 0 03 0 03 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 04 0 03 0 04 0 04 0 04 0 03 0 02 0 01 0 00 0 01 0 03 0 05 0 07 0 08 0 06 0 03 0 01 0 02 0 00 0 05 0 14 0 28 Expanded Uncertainty dB 0 05 0 05 0 05 0 05 0 05 0 05 0 05 0 06 0 06 0 07 0 07 0 07 0 07 0 07 0 07 0 08 0 08 0 08 0 08 0 08 0 08 0 08 0 09 0 09 0 09 0 09 0 09 0 10 0 10 0 10 0 11 0 11 0 12 0 12 0 13 0 13 0 14 0 14 0 14 0 14 0 15 0 15 0 15 0 16 0 16 0 17 0 17 0 17 0 18 0 19 0 20 0 22 0 23 0 24 0 26 Influence of Outdoor Microphone Kit dB 0 00 0 00 0 00 0 00 0 00 0 00 0 02 0 04 0 07 0 10 0 14 0 02 0 07 0 08 0 13 0 04 0 05 0 01 0 04 0 02 0 05 0 17 0 19 0 35 0 37 0 43 0 35 0 29 0 14 0 05 0 01 0 06 0 15 0 17 0 15 0 06 Expanded Uncertainty 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 0 15 Electrical Response 0 09 0 05 0 00 0 06 0 14 0 21 0 26 0 28 Acoustical Response dB 0 00 0 00 0 00 0 00 0 00 0 01 0
169. t to this product For example the cross reference B 3 a in the table refers to section B 3 item a A normal index can be found at the end of this manual 122 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual B 2 Cross references to Standards IEC 60651 IEC 60651 Standard s This Manual s User Manual Standard s This Manual s User Manual Paragraph Section Paragraph Section 3 6 4 5 11 2 10 2 2 3 7 4 4 11 2 11 4 12 3 3 8 4 4 11 2 12 4 12 3 9 4 4 11 2 13 B 3 e 4 5 3 10 3 7 2 11 2 14 4 6 4 7 3 13 B 3 a 11 2 15 2 4 4 2 4 17 2 4 11 2 16 2 2 4 4 4 6 11 2 17 B 3 d 4 9 4 17 11 2 18 4 14 5 1 4 5 3 2 11 2 19 4 4 6 3 4 4 11 2 20 4 4 6 6 2 p 4 9 2 11 2 21 4 17 6 7 2 p 1 2 1 11 2 22 4 6 2 Note 4 10 1 11 2 23 4 6 7 7 5 4 10 3 11 2 24 4 7 7 6 4 9 3 11 2 25 3 5 8 2 p B3c 11 2 26 4 9 3 8 3 4 12 4 3 4 11 2 27 1 2 1 8 4 4 12 5 11 2 28 3 8 5 4 12 2 B 3 e 11 2 29 4 12 6 4 12 3 11 2 30 3 7 5 9 2 Note 3 11 2 32 B 3 f 9 2 1 2 4 11 2 33 375 3 7 3 9 3 1 2 p B 3 b 11 2 34 37 6 9 3 1 3 p 3 5 11 2 35 3 7 6 9 4 2 4 p 4 6 4 6 1 11 2 Note i 4 6 9 44 4 10 3 11 2 Note ii 4 10 1 10 1 B 3 e 4 5 1223 37 6 10 1 Note B3e 12 3 2 2 p B 3 f 10 2 4 14 12 4 5 3 7 6 10 3 B 3 d 12 4 8 4 12 6
170. the start of the measurement depending on the present exponential averaging time Measurement of Overload Percentage Equivalent Continuous Sound Level Sound Exposure Level and Peak Sound Level starts without delay Latched Overload For the timed measurements a latched Overload indication is displayed and included in the set of results if the overload condition exists at any time during the measurement time interval The latched Overload is indicated by a red triangle on the screen The latched Overload is common to all the results of the timed measurements Overload Percentage The Overload Percentage Overload 96 is defined as the percentage of time within a time interval starting at t T and ending at t T At where the overload condition exists where Tis the start time of the measurement indicated as Start Time e Atis the measuring period indicated as Elapsed Time The symbol used by the analyzer for Overload Percentage 1s Overload Minimum Time weighted Sound Level The minimum time weighted sound level Lyymin T is defined as the smallest time weighted sound level L t within a time interval starting at t T and ending at t T At where e xis A for A weighted B for B weighted C for C weighted or Z for Z weighted yis F for Fast weighted S for Slow weighted or I for Impulse weighted Tis the start time of the measurement indicated as Start Time e Aris the measuring period indicated as Elapsed Time T
171. tive and be secured against unintended operation Any adjustment maintenance and repair of the open apparatus under voltage must be avoided as far as possible and if unavoidable must be carried out only by trained service personnel Do not dispose of electronic equipment or batteries as unsorted municipal waste Itis your responsibility to contribute to a clean and healthy environment by using the appropriate local return and collection systems Hazardous substances in electronic equipment or batteries may have detrimental effects on the environment and human health The symbol shown to the left indicates that separate collection systems must be used for any discarded mmm equipment or batteries marked with that symbol Waste electrical and electronic equipment or batteries may be returned to your local Br el amp Kj r representative or to Br el amp Kj r Headquarters for disposal Trademarks Microsoft and Windows are registered trademarks of Microsoft Corporation in the United States and or other countries Pentium is a registered trademark of Intel Corporation or its subsidiaries in the United States and or other countries Copyright 2004 2015 Briel amp Kj r Sound amp Vibration Measurement A S All rights reserved No part of this publication may be reproduced or distributed in any form or by any means without prior written consent from Br el amp Kjar Sound amp Vibration Measurement A
172. to the reference sound pressure po instantaneous sound pressure being obtained with a frequency weighting x where e xis A for A weighted B for B weighted C for C weighted or Z for Z weighted DAH is the x frequency weighted instantaneous sound pressure e pois the reference sound pressure equal to 20 Pa Tis the start time of the measurement indicated as Start Time e Aris the measuring period indicated as Elapsed Time The maximum peak sound level is expressed in decibels dB The symbols used by the analyzer for peak sound levels are for A B C and Z frequency weighting Lapeaks Lgpeaks LOpeab L7peak Statistics can be based on sampling the continuous output of the exponential detectors F or S every 10 ms or the 1 s linearly averaged results Leg The samples are divided into 0 2 dB classes in which the frequency of appearance is counted Based on the counted frequency distribution the percentile sound levels also called the exceedance levels L y are calculated e xis A for A weighted or B for B weighted yisF for Fast weighted or S for Slow weighted and nothing for Leg Nisa percentage between 0 1 and 99 9 It notes the percentage of time that the indicated noise level was exceeded during the measurement period 2 9 3 Spectrum Measurements Note These measurements require Frequency Analysis Software to be enabled The definition of the measured quantities is the same as for the broadband measurements At low fr
173. ts Multifunction Acoustic Calibrator Type 4226 e Blectroacoustic Calibrator UA 0033 If the Multifunction Acoustic Calibrator is used the calibrator must be set to its Calibration and Pressure sound field modes The calibrator must be calibrated Further details can be found in the Instruction Manual for the Multifunction Acoustic Calibrator Acoustical signal test with Electrostatic Actuator UA 0033 should be made only by personnel that are educated in and familiar with the use of the actuator The actuator should be operated with a DC voltage of approximately 800 V and an RMS AC voltage of approximately 100 V 3 4 3 5 3 6 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Adjustment data which must be applied to the sound levels displayed in response to the sound pressure produced by Multifunction Acoustic Calibrator Type 4226 or in response to simulation of sound pressure by Electrostatic Actuator UA 0033 in order to obtain the equivalent sound levels that would be displayed in response to plane progressive sinusoidal sound waves incident from the reference direction are given in Table A 49 and Table A 50 Mounting for Mechanical Vibrations Tests The analyzer is mounted on the shaker using the Tripod Mounting Thread situated centrally on the underside of the analyzer Electrical Substitute for Microphones To obtain a BNC Type electrical input replace the microphone with a WA0302 B 15 pF fitt
174. ty dB 0 13 0 13 0 13 0 13 0 13 0 13 0 13 0 13 0 13 0 13 0 13 0 18 0 18 0 18 0 19 0 19 0 19 0 19 0 19 72 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Nominal Exact Acoustical Expanded Body Expanded Acoustical Expanded Frequency Frequency Response Uncertainty Influence Uncertainty Response Uncertainty 6 digits From Table A 2 dB dB dB dB dB dB 3750 Hz 3758 37 Hz 0 06 0 13 0 20 0 15 0 25 0 20 4000 Hz 3981 07 Hz 0 06 0 14 0 09 0 15 0 04 0 20 4250 Hz 4216 97 Hz 0 07 0 14 0 01 0 15 0 06 0 21 4500 Hz 4466 84 Hz 0 06 0 14 0 10 0 15 0 15 0 21 4750 Hz 4731 51 Hz 0 05 0 14 0 16 0 15 0 11 0 21 5000 Hz 5011 87 Hz 0 04 0 15 0 24 0 15 0 20 0 21 5300 Hz 5308 84 Hz 0 03 0 15 0 10 0 15 0 07 0 21 5600 Hz 5623 41 Hz 0 02 0 15 0 05 0 15 0 03 0 21 6000 Hz 5956 62 Hz 0 00 0 16 0 03 0 15 0 03 0 21 6300 Hz 6309 57 Hz 0 02 0 16 0 06 0 15 0 04 0 22 6700 Hz 6683 44 Hz 0 04 0 17 0 05 0 15 0 01 0 22 7100 Hz 7079 46 Hz 0 06 0 17 0 03 0 15 0 09 0 23 7500 Hz 7498 94 Hz 0 05 0 17 0 08 0 20 0 14 0 23 8000 Hz 7943 28 Hz 0 03 0 18 0 08 0 20 0 11 0 26 8500 Hz 8413 95 Hz 0 03 0 19 0 19 0 20 0 22 0 27 9000 Hz 8912 51 Hz 0 06 0 20 0 01 0 20 0 06 0 28 9500 Hz 9440 61 Hz 0 08 0 22 0 11 0 20 0 03 0 28 10000 Hz 10000 Hz 0 07 0 23 0 15 0 20 0 08 0 30 10600 Hz 10592 5 Hz 0 04 0 24 0 14 0 20 0 18 0 30 11200 Hz 11220 2 Hz 0 03 0 26
175. und pressure being obtained with a frequency weighting x The time interval is starting at t T and ending at t T At where e xis A for A weighted B for B weighted C for C weighted or Z for Z weighted Tis the start time of the measurement indicated as Start Time e Atis the averaging time interval indicated as Elapsed Time The equivalent continuous sound level is expressed in decibels dB In symbols equivalent continuous sound level L p T is given by T 4 At LAT 10 lf T p Ed En dB where S is a dummy variable of time integration over the averaging time interval p is the x frequency weighted instantaneous sound pressure Egis the reference sound exposure equal to 20 uPayx 1 s 400x107 Pa s The sound exposure level L T can also be expressed in terms of the equivalent continuous sound level Lxeq T and Elapsed Time as L T LC 10 1g At dB xeq where At is the averaging time interval indicated as Elapsed Time expressed in seconds The symbols used by the analyzer for sound exposure levels are for A B C and Z frequency weighting Lar LBE LCE LZE 20 Hand held Analyzer Types 2250 2250 L and 2270 nstruction Manual Peak Sound Level Statistics The peak sound level Lpeak 7 is defined as twenty times the logarithm to base ten of the ratio of the greatest absolute instantaneous sound pressure p f within a time interval starting at t T and ending at t T At
176. urposes the analyzer fulfils the requirements of IEC 61672 1 in this configuration with or without Windscreen UA 1650 fitted However tripod mounting still presents some major difficulties in the measurement of acoustical characteristics of sound level meters and it is therefore normally beyond the scope of Type approval for sound level meters 2 4 2 5 2 6 Hand held Analyzer Types 2250 2250 L and 2270 nstruction Manual Calibration The procedures for calibrating the analyzers can be found in User Manual BE 1713 for Type 2250 2270 and User Manual BE 1766 for Type 2250 L The calibration procedure which is necessary for the electrical tests during conformance testing can be found in Section 3 5 While performing the calibration procedures the analyzer is automatically checked for its ability to perform the measurements For acoustic calibration a Sound Level Calibrator with a calibration frequency of 1 kHz and a calibration level of approximately 94 dB is needed It has to conform to the class 1 specifications of the International Standard IEC 60942 Electroacoustics Sound Calibrators It is strongly recommended that Br el amp Kj r Sound Calibrator Type 4231 is used Accessories and Sound Fields The acoustical frequency response and calibration depends on the sound field the microphone the microphone accessories used and the electrical frequency response To improve the quality of the measurement and he
177. ust be applied to the readings of the analyzer in order to obtain equivalent sound levels that would be displayed in response to plane progressive sinusoidal sound waves incident from the reference direction Nominal Exact Correction Data Expanded Correction Data Expanded Frequency Frequency For Preamplifier Uncertainty For Preamplifier Uncertainty Connected to an Mounted Directly Extension Cable on the analyzer dB dB dB dB 31 5 Hz 31 6228 Hz 0 00 0 02 0 00 0 10 63 Hz 63 0957 Hz 0 00 0 02 0 00 0 10 125 Hz 125 893 Hz 0 00 0 02 0 00 0 10 250 Hz 251 189 Hz 0 00 0 02 0 07 0 10 500 Hz 501 187 Hz 0 02 0 02 0 25 0 10 1000 Hz 1000 00 Hz 0 10 0 02 0 03 0 10 2000 Hz 1995 26 Hz 0 32 0 05 0 24 0 11 4000 Hz 3981 07 Hz 1 07 0 08 0 97 0 17 8000 Hz 7943 28 Hz 3 38 0 09 3 30 0 22 12500 Hz 12589 3 Hz 7 19 0 11 7 34 0 23 16000 Hz 15848 9 Hz 8 59 0 12 8 70 0 23 121 Appendix B Cross references to Standards B 1 Introduction This appendix provides cross references between specific paragraphs in the standards that require topics to be documented in an instruction manual and the corresponding sections in this manual and User Manual BE 1713 for Type 2250 2270 or User Manual BE 1766 for Type 2250 L that conform to those paragraphs Section B 2 contains the cross reference tables to the following relevant standards IEC 60651 IEC 60804 IEC 61260 IEC 61672 1 Section B 3 provides a list of cross references to topics that are not provided in or are irrelevan
178. y Analysis Software for Type 2250 2270 BZ 7223 sssses 2 Frequency Responses 26 ACOUSTIC sa leet este nete edades ide Santa 28 ale TT DD Free field for Diffuse field Calibrated Instruments 76 Frequency Weightings esee 11 Frequency Weightings According to IEC 61672 1 12 H Headphones Socket 59 136 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Time weighted eene 14 time weighting eere 14 IEC 60651 Standard sese 11 IEC 61672 1 Standard esses 11 Immunity to Power and Radio frequency Fields 58 Immunity to Power Magnetic Fields 58 nle dette Pei thes 14 Indicator nggggg anpa aeaaaioii 50 Influence from the Operating Environment 57 Input Sockheeeeeeeee ee tiii 20 58 Instantaneous Broadband Measurements 13 Instantaneous Time weighted Sound Level 14 International Standard for Sound Level Meters 1 lln sise fo o RE 1 L Latched Overload sees 15 Linear AVeradingd sss 53 Linear averaging times see eee eee eee eee eee eee 53 Linear Operating Range 10 51 56 Linearity Range seen 50 Low Static Pressure eee eee eee eee 11 Lower Limit TTT 49 Low level Sounds
179. y Responses for Diffuse field Calibrated Instruments esses 76 AS Directional see nemi tt eec In Rc ep rei et a dpi Eit e e eR 78 A 6 Periodic Testing of Acoustical Frequency Responses sees eee eee eee eee eee eee 116 APPENDIX B Gross referenc s to StandardS 117 Bed Taise 801 tee i 117 B 2 Cross references to Standards sss ssse esse ssee sees sees eee neee 118 Bi3 Irrelevant TOPICS T 123 WDE aaa EE a a a a NG Tad 125 1 1 1 2 1 2 1 Chapter 1 Introduction About This Manual Instruction Manual for Hand held Analyzer Types 2250 2250 L and 2270 together with the user manuals has been created to fulfil the documentation requirements of the National and International Standards that the hand held analyzers conform to These standards are listed in section 4 2 The user manuals provide all information necessary for operating Hand held Analyzer Types 2250 2250 L and 2270 and general advice on proper measurement practices This manual provides the remainder of the required documentation including the full specifications required for conformance testing of the products when the hand held analyzer is configured with Microphone Type 4189 For other microphone configurations there are a number of supplements to this manual that give the relevant information for those configurations The specifications in this manual and the supplements cover Hand held Analyzer Types 2250 2250 L and 2
180. z 3981 07 Hz 4466 84 Hz 5011 87 Hz 5623 41 Hz 6309 57 Hz 7079 46 Hz 7943 28 Hz 8413 95 Hz 8912 51 Hz 9440 61 Hz 10000 Hz 10592 5 Hz 11220 2 Hz 11885 0 Hz 12589 3 Hz 13335 2 Hz 14125 4 Hz 14962 4 Hz 15848 9 Hz 16788 0 Hz 17782 8 Hz 18836 5 Hz 19952 6 Hz Max Variation 30 dB 0 02 0 01 0 01 0 04 0 04 0 07 0 05 0 06 0 13 0 16 0 14 0 15 0 24 0 33 0 24 0 35 0 30 0 63 0 56 0 66 0 73 0 79 0 74 0 75 0 91 0 75 1 27 1 05 1 24 Max Variation Max Variation 90 dB 0 06 0 08 0 10 0 17 0 23 0 35 0 44 0 43 0 48 0 61 0 78 0 95 1 14 1 48 1 92 2 03 2 35 3 09 3 24 3 54 3 96 4 17 4 40 5 15 5 24 5 76 6 43 6 65 7 62 7 77 8 84 9 23 10 33 10 65 12 05 150 dB 0 08 0 10 0 12 0 19 0 27 0 41 0 54 0 58 0 69 0 86 1 05 1 24 1 43 1 78 2 26 2 47 2 97 3 64 4 07 4 48 4 90 5 57 5 85 6 59 6 96 7 44 8 17 8 97 9 88 10 56 11 30 12 44 13 55 14 41 15 64 0 from the reference 2500Hz 2800Hz 3150Hz 3550 Hz 2240 Hz 1600 Hz 2000 Hz 800 Hz 1000Hz 1250 Hz Influence of the analyzer s body on the directional response measured in a plane parallel to the display 630 Hz Frequency Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual 500 Hz and along the microphone s axis 500 Hz 3550 Hz Table A 15 Angle 86 87 APPENDIX A Tables Influence of the
181. zer with the microphone preamplifier mounted directly on the analyzer Nominal Frequency 63 Hz 80 Hz 100 Hz 125 Hz 160 Hz Exact Frequency 6 digits 63 0957 Hz 79 4328 Hz 100 Hz 125 893 Hz 158 489 Hz Acoustical Response From Table A 4 dB 0 00 0 00 0 00 0 00 0 01 Expanded Uncertainty dB 0 16 0 16 0 16 0 16 0 16 Body Influence dB 0 00 0 00 0 00 0 00 0 01 Expanded Uncertainty dB 0 10 0 10 0 10 0 10 0 10 Acoustical Response dB 0 00 0 00 0 00 0 00 0 00 Expanded Uncertainty dB 0 19 0 19 0 19 0 19 0 19 Hand held Analyzer Types 2250 2250 L and 2270 Instruction Manual Nominal Frequency 200 Hz 250 Hz 315 Hz 400 Hz 500 Hz 630 Hz 800 Hz 1000 Hz 1060 Hz 1120 Hz 1180 Hz 1250 Hz 1320 Hz 1400 Hz 1500 Hz 1600 Hz 1700 Hz 1800 Hz 1900 Hz 2000 Hz 2120 Hz 2240 Hz 2360 Hz 2500 Hz 2650 Hz 2800 Hz 3000 Hz 3150 Hz 3350 Hz 3550 Hz 3750 Hz 4000 Hz 4250 Hz 4500 Hz 4750 Hz 5000 Hz 5300 Hz 5600 Hz 6000 Hz 6300 Hz 6700 Hz 7100 Hz 7500 Hz 8000 Hz 8500 Hz 9000 Hz 9500 Hz 10000 Hz 10600 Hz 11200 Hz 11800 Hz 12500 Hz 13200 Hz 14000 Hz 15000 Hz 16000 Hz 17000 Hz 18000 Hz 19000 Hz 20000 Hz 21200 Hz 22400 Hz Exact Frequency 6 digits 199 526 Hz 251 189 Hz 316 228 Hz 398 107 Hz 501 187 Hz 630 957 Hz 794 328 Hz 1000 Hz 1059 25 Hz 1122 02 Hz 1188 50 Hz

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