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1. 2 3 2 DN33 DN33V7HR20 DN33V7HB20 DN33V7LR20 DN33W7HR20 DN33W7HB20 DN33W7LR20 DN33Z7HR20 DN33Z7HB20 DN33Z7LR20 EN60730 1 8 4 A EN60730 1 8 4 A DOT 4 tran sora DO1 4 01873 Ba OFLA 12LRA 12LRA NOT ST q N03 i I N02 T 7 NO4 NC4 C4 NOT Ne C1 N03 i il N02 n ji NO4 F 13 14 15 16 17 18 19 20 21 22 23 dl 13 14 15 16 17 18 19 20 21 22 23 ii Lo TI TI TI x ca Tsi TI DO1 DO3 DO2 DO4 DO1 DO3 DO2 DO4 33 KEY Relays c KEY POWER POWER mr PONER SERIAL SPP SERIAL iii 1 2 6e 17 8 9 t0 m 4 5 6 7 8 9 100 n i 8182 on v2 Gage Di Dir i AC 12 24V AC 115 230 V 50 mA MAX SU DC 12 30V 300 mA MAX SO DN33A7HR20 DN33A7HB20 DN33A7LR20 AO1 4 ssp pc 20 mA MAX 20 mA MAX 12V MAX AO1 4 SSR pc T2 V MAX YI GO NB GO Y2 Ya G0 il di n fi n in P 13 14 15 16 17 18 19 20 21 22 23 24 13 14 15 16 17 18 19 20 21 22 23 24 O O O O Lg belt pet a A01 A03 A02 A04 AO1 AO3 AO2 AO4 SSR bowa EE KEY ron 3 KEY RT SERIAL li sore SERIAL 4 5 6 7 8 19 0m 1 6 7 8 9 t0 n ai ff 82 Dn ov rT K j bi DI AC 12 24 V L N
2. c36 Output 1 activation 25 m 100 00 29 129 R W c37 Output 1 differential logic 25 m 100 00 30 130 R W d34 Output 1 activation restriction 0 0 4 3 131 R W d35 Output 1 deactivation restriction 0 0 4 32 132 R W d36 Minimum value for modulating output 1 0 0 00 33 133 R W d37 Maximum value for modulating output 1 100 0 00 34 134 R W F34 Output 1 cut off 0 0 D 38 38 R W 0 Cut off operation 1 Minimum speed operation F35 Output 1 speed up duration 0 0 20 s 115 215 RAN 0 speed up disabled F36 Type of override for output 1 0 0 5 116 216 RAN 0 Disabled 3 minimum 1 OFF 0 Vdc 4 maximum 2 ON 10 Vdc 5 OFF respecting times c38 Output 2 dependence 1 0 29 35 135 R W 2 c39 Type of output 2 O m 0 D 30 30 RAW 2 c40 Output 2 activation 50 m 100 00 36 136 R W 2 c41_ Output 2 differential logic 25 m 100 00 37 137 RAW 2 d38 Output 2 activation restriction 0 0 4 E 38 138 RAW 2 d39 Output 2 deactivation restriction 0 0 4 39 139 RW 2 d40 Minimum value for modulating output 2 0 0 00 40 140 RAW 2 d41 Maximum value for modulating output 2 100 0 00 4 141 R W 2 F38 Output 2 cut off 0 0 D 39 39 RAW 2 See F34 F39 Output 2 speed up duration 0 0 20 s 7 217 R W 2 0 speed up disabled F40 Type of override for output 2 0 0 5 8 218
3. 1 1 Models The following table describes the models and the main characteristics IR33 DN33 UNIVERSALE TYPE CODE CHARACTERISTICS panel installation DIN rail assembly Temperature Universal inputs Temperature Universal inputs inputs inputs R33V7HR20 IR33V9HR20 DN33V7HR20 _ DN33V9HR20 2Al 2DI 1DO BUZ IR 115 to 230 V 1 relay R33V7HB20 IR33V9HB20 DN33V7HB20 _ DN33V9HB20 2Al 2DI 1DO BUZ IR RTC 115 to 230V R33V7LR20 IR33V9MR20 e DN33V7LR20 DN33V9MR20 _ 2Al 2DI 1DO BUZ IR 12 to 24Vac 12 to 30 Vdc 24 Vac Vdc R33W7HR20___ IR33W9HR20 DN33W7HR20_ DN33W9HR20__ 2Al 2DI 2DO BUZ IR 115 to 230 V 2 relays IR33W7HB20 _ IR33W9HB20 DN33W7HB20_ DN33W9HB20 _ 2Al 2DI 2DO BUZ IR RTC 115 to 230 V R33W7LR20 IR33W9MR20 e DN33W7LR20__ DN33W9MR20 e 2AI 2DI 2DO BUZ IR 12 to 24 Vac 12 to 30 Vdc 24 Vac Vdc R33Z7HR20 IR33Z9HR20 DN33Z7HR20_ _ DN33Z9HR20 2Al 2DI 4DO BUZ IR 115 to 230V Arelays IR33Z7HB20 IR33Z9HB20 DN33Z7HB20 _ DN33Z9HB20 2Al 2DI 4DO BUZ IR RTC 115 to 230V R33Z7LR20 IR33Z9MR20 e DN33Z7LR20__ DN33Z9MR20 _ 2AI 2DI 4DO BUZ IR 12 to 24 Vac 12 to 30 Vdc 24 Vac Vdc R33A7HR20 IR33A9HR20 DN33A7HR20 _ DN33A9HR20 2Al 2DI 4SSR BUZ IR 115 to 230V 4 SSR R33A7HB20 IR33A9HB20 DN33A7HB20 _ DN33A9HB20 2Al 2DI 4SSR BUZ IR RTC 115 to 230V R33A7LR20 IR33A9MR20 e _ DN33A7LR20
4. Models Temperature inputs Universal inputs Description ir33 ir32 ir33 ir32 1 Relay R33V7HR20_ IR32V0H000 R33V9HR20 R32V H000 2Al 2DI 1DO BUZ IR 115 to 230 Vac R33V7HB20 R33V9HB20 2Al 2DI 1DO BUZ IR RTC 115 to 230 Vac R33V7LR20_ IR32VOL000 R33V9MR20 R32V L000 2AI 2DI 1DO BUZ IR 12 to 24 Vac 12 to 30 Vdc 24 Vac do 2 Relays R33W7HR20 R33W9HR20 2Al 2DI 2DO BUZ IR 115 to 230 Vac R33W7HB20 R33W9HB20 2Al 2DI 2DO BUZ IR RTC 115 to 230 Vac R33W7LR20_ IR32W00000 R33W9MR20 R32W 0000 2AI 2DI 2DO BUZ IR 12 to 24Vac 12 to 30Vdc 24 Vac do 4 Relays R33Z7HR20 R33Z9HR20 2Al 2DI 4DO BUZ IR 115 to 230 Vac R33Z7HB20 R33Z9HB20 2Al 2DI 4DO BUZ IR RTC 115 to 230 Vac R33Z7LR20__ IR32Z00000 R33Z9MR20 R32Z 0000 2AI 2DI 4DO BUZ IR 12 to 24 Vac 12 to 30 Vdc 24 Vac dc 4 SSR R33A7HR20 R33A9HR20 2Al 2DI 4SSR BUZ IR 115 to 230 Vac R33A7HB20 R33A9HB20 2Al 2DI 4SSR BUZ IR RTC 115 to 230 Vac R33A7LR20 IR32A00000 R33A9MR20 R32A 0000 2AI 2DI 4SSR BUZ IR 12 to 24Vac 12 to 30 Vdc 24 Vac dc R32D0L000 R32D L000 1 Relay R33B7HR20 R33B9HR20 2Al 2DI 1DO 1A0 BUZ IR 115 to 230 Vac 1 0 10V R33B7HB20 R33B9HB20 2Al 2DI 1DO 1A0 BUZ IR RTC 115 to 230 Vac R33B7LR20 IR32DOL000 R33B9MR20 R32D L000 2Al 2DI 1DO 1A0 BUZ IR 12 to 24 Vac 12 to 30Vdc 24 Vac dc CONVO 10A0
5. 2 4 2 DN33 DN33V9HR20 DN33V9HB20 DN33V9MR20 DN33W9HR20 DN33W9HB20 DN33W9MR20 DN33Z9HR20 DN33Z9HB20 DN33Z9MR20 EN60730 1 8 4 A EN60730 1 8 4 A EMI 730V DO1 4 7 8A 1 2 HP DO1 4 7 230V SA 172 AP NOI NCI CI NO3 NC3 C3 NO2 NC2 C2 NO4 NCA C4 NON NEI ACI NOTNO O NOE NCE CE NOD NCES GA 13 14 15 16 17 18 19 20 21 22 23 24 13 14 15 16 17 18 19 20 21 22 23 24 TT Da TA TA KI J KI T_T DO1 D03 Doz Do4 DOT D03 DO2 DO4 ___ tits SERIAL Relays sess SERIAL sona SEE Di2 GND B2 82 B2 12V y PONEN KEY re D2 GND B2 62 B2 12V SUPPLY 31 32 33 34 35 36 SUPPLY 31 32 33 34 35 36 1 2 25 26 27 28 29 30 i a 25 26 27 28 29 30 i T T ji T T ji T T T T T T T T T GO G DI1 GND B1 B1 B1 5V n Dit GND B1 B1 B1 5V 115V 90 mA 24V 50 60 Hz 230 V 45 mA 50 60Hz 24V 450 mA max DN33A9HR20 DN33A9HB20 DN33A9MR20 20 mA MAX 20 mA MAX AO1 4 ssRoc no AOT 4 SSRDCTTTVMAX 12 V MAX vi GO y3 Go 7 Go va Go vi o y ao y o w 0 i i 13 14 15 16 17 18 Lo 20121 22 23 24 13 14 15 16 17 18 19 20 21 22 23 24 A01 A03 A02 AO4 3 SERIAL Ssg A01 A03 A02 AO4 TH SERIAL POWER KEY Pere DE GND S22 B2 I2V PONEN KEY e DI2 GND B2 82 B2 12V SUPPLY 31 32 33 34 35 36 SUPPLY 31 32 33 34 35 36 1 a 25 26 27 28 29 30 1 2 25 26 27 28 29 30 T T T T T I T T T
6. Ly ner tit Je IROPZ485 Interfaccia seriale RS485 Serial board RS485 IROPZKEY 1 Chiave di programmazione Programming key ir33 universale 030220801 rel 2 3 16 04 2012 CAREL 2 3 1R33 DN33 with temperature inputs wiring diagrams 2 3 1 1R33 The models with 115 230 Vac and 12 24 Vac 12 30 Vdc power supply have the same wiring diagram because the polarity of the power supply connection is not important IR33V7HR20 IR33V7HB20 IR33V7LR20 IR33W7HR20 IR33W7HB20 IR33W7LR20 DOI noi Fano DO1 2 EN60730 1 8 4 A j EN60730 1 8 4 A UL 873 250 V BA 2FLA 13 14 15 UL 873 250 V BA 2FLA 12LRA ar 12LRA DOT SERIAL and KEY SERIAL and KEY 000 DO1 0000 A se es JAALA 1 213 JARGA 1 ne I C1 NO1 CI NO1 POWER B1 B2 DI1 DI2 POWER
7. Low alarm High alarm Enable Disable Enable Disable Probe St1 P25 St1 P25 P27 St1 P26 St1 P26 P27 1 P29 0 Probe St2 P30 St2 P30 P32 St2 P31 St2 P31 P32 2 P34 0 Tab 5 f Absolute alarm set point P29 1 Low alarm High alarm Enable Disable Enable Disable Probe P25 P25 P27 P26 P26 P27 1 P29 1 Probe P30 P30 P32 P31 P31 P32 2 P34 1 Tab 5 9 A The low and high temperature alarms are automatically reset if there is an alarm active on the control probe these alarms are deactivated and monitoring is reinitialised When alarms E04 E15 and E05 E16 are active the buzzer can be muted by pressing Prg mute The display remains active 5 3 6 Mode 6 Direct reverse with changeover from DI1 c0 6 The controller operates in direct mode based on St1 when digital input 1 is open in reverse based on St2 when it is closed INPUT DI1 OPEN INPUT DI1 CLOSED Mod V Mod V A OUTI OUTI ON CET T el ON OFF OFF li i gt i M BI i p2 BI Stl st Fig 5 i Key St1 St2 Set point 1 2 P1 Direct differential P2 Reverse differential OUTI Output 1 BI Probe 1 For models W amp Z the activations of the outputs are equally distributed inside the differential set P1 P2 Parameter c29 is not active in mode 6 5 3 7 Mode 7 Direct with set point amp differential changeover from DI1 c0 7 The controller always operates in reverse mode based on St1 w
8. Par Description Note Def Min Max UoM Type CAREL ModBus R W Icon SPV y Date year 0 0 99 year 1 101 R W O M Date month 1 1 12 month 1 2 102 RW d Date day 1 1 31 day 3 103 R W u Date day of the week Monday 1 1 7 day 4 104 R W h Hours 0 0 23 hour 5 105 R W O n Minutes 0 0 59 minutes 6 106 R W Tab 7 a fe The default minimum and maximum values of the alarm set points refer to temperature values With universal inputs voltage current these values must be entered manually based on the range of measurement set for alarms from digital input the second unit of measure is used DEFAULT PARAMETER TABLE Model Parameter V Ww Z A B E 35 0 0 0 0 0 c36 100 50 25 50 25 C37 100 50 25 50 25 c39 0 0 1 c40 100 50 100 50 c41 50 25 50 25 c43 0 0 c44 75 75 c45 25 25 c47 0 c48 100 100 c49 25 25 Tab 7 b 7 1 Variables only accessible via serial connection Description Def Min Max UOM Type CAREL SPV Modbus R W Probe 1 reading 0 0 0 C F A 2 2 R Probe 2 reading 0 0 0 C F A 3 3 R Output 1 percentage 0 0 10
9. R O y year month d day h hour n minutes y AL3_y alarm 3 year 0 0 99 year 94 94 R O M AL3_M alarm 3 month 0 1 12 month 95 95 R d AL3_d alarm 3 day 0 1 31 day 96 96 R O h AL3_h alarm 3 hours 0 0 23 hour 97 97 R O n AL3_n alarm 3 minutes 0 0 59 minute 98 98 R O E AL3_t type of alarm 3 0 0 99 99 99 R O AL4 Alarm 4 date time press Set R O y year M month d day h hours n minutes y AL4_y alarm 4 year 0 0 99 year 00 200 R O M AL4_M alarm 4 month 0 1 12 month 01 201 R O d AL4_d alarm 4 day 0 1 31 day 02 202 R O h AL4_h alarm 4 hours 0 0 23 hour 03 203 R n AL4_n alarm 4 minutes 0 0 59 minute 04 204 R O E AL4_t type of alarm 4 0 0 99 05 205 R O ton Start unit Press Set R O d day h hour n minutes d ON_d start day 0 0 11 day 06 206 RAW h ON_h start hours 0 0 23 hour 07 207 RW n ON_m start minutes 0 0 59 minute 08 208 RW toF Stop unit Press Set R O d day h hour n minutes d OFF_d stop day 0 0 11 day 109 209 R W h OFF_h stop hours 0 0 23 hour 110 210 RW n OFF_n stop minutes 0 0 59 minute _ 111 211 R W tc Date time Press Set R O y Year M Month d day of the month u day of the week h hours n minutes ir33 universale 030220801 rel 2 3 16 04 2012 48 CAREL
10. amp Gir33 yg 2 L clear 4 Fig 3 1 ir33 universale 030220801 rel 2 3 16 04 2012 22 CAREL 3 4 5 Alarms with manual reset Tg The alarms with manual reset can be reset by pressing Prg and A p together for more than 5 seconds 3 4 6 Activating the operating cycle The operating cycle activation mode is selected using parameter P70 see the chapter on Control Below is a description of the activation procedure from the keypad manual digital input and RTC automatic 3 4 7 Manual activation P70 1 During the normal operation of the controller pressing the A button for 5 seconds displays CL which indicates operating cycle mode is being accessed The operating cycle features 5 temperature time steps which need to be set see the chapter on Control The operating cycle will be run and the clock icon will flash amp Gir33 I aL l 2 Fig 3 m The operating cycle ends automatically when it reaches the fifth step To stop an operating cycle before the end press the A button again for 5 seconds The message StP stop will be displayed Gir33 n Ta Tmel L clear 4 MII Fig 3 n 3 4 8 Activation from digital input 1 2 P70 2 To activate the operating cycle from digital
11. 5 3 5 Mode 5 Alarm c0 5 In mode 5 one or more outputs are activated to signal a probe disconnected or short circuited alarm or a high or low temperature alarm Models V and W only have one alarm relay while model Z has two relay 3 is activated for general alarms and for the low temperature alarm relays 4 is activated for general alarms and for the high temperature alarm The activation of the alarm relay is cumulative to the other signals in the other operating modes that is alarm code on the display and audible signal For models W amp Z the relays not used to signal the alarms are used for control as for mode 3 and shown the following diagrams This operation mode is not suitable for the models B and E The parameters corresponding to probe 2 become active with independent operation c19 7 Par Description Def Min Max UOM P25 Low temp alarm threshold probe 1 50 50 P26 C F P29 0 P25 0 threshold disabled 58 1 58 P29 1 P25 50 threshold disabled P26 High temp alarm threshold probe 1 150 P25 150 PECH P29 0 P26 0 threshold disabled 302 302 P29 1 P26 150 threshold disabled P27 Alarm differential on probe 1 2 3 6 10 0 50 90 C F P25 Low alarm threshold on probe 1 50 199 P26 C CF P29 0 P25 0 threshold disabled 58 199 P29 1 P25 199 threshold disabled P26
12. 77047 os EN60730 1 8 4 A S uL 7230V 841 24 No2 C2 NC2 NC4 NO4 ca s a 5 13 14 15 16 17 18 i T T bo2 Do4 op aid Li i ay amp por pos 25 26 27 28 29 30 1 2 3 4 5 6 7 19 20 21 22 23 24 3 a Not NO3 POWER DI GND B1 4B1 BI 5V NCI G SUPPLY IR33A9HR20 IR33A9HB20 IR33A9MR20 A01 4 ss iy SSR pct TAMAK amp SSR Y2 60 Ya co 12VMAX h h S 13 14 17 18 3 Lelao Ao4 el Di2 GND B2 482 B2 12V amp ae Ao1 C 203 O 25 26 27 28 29 30 1 2 3 4 5 16 7 19 20 21 22 23 24 T T Coe ei I G0 Yi Y3 POWER DII GND B1 B1 B1 5V Go SUPPLY IR33B9HR20 IR33B9HB20 IR33B9MR20 IR33E9HR20 IR33E9HB20 IR33E9MR20 DOT A04 DO1 3 A02 4 gt gt EN60730 1 8 4 A 5 mAMAX amp EN60730 1 HA _ p 5mAMAX ig uL 230Vga zap oov X uL 230Vg4A 1 2HP 0 10V X y De z Y2 G0 Y4 Go o o 13 J14 3 Relays 13 14 17 18 o 402 ii sin tn a i Hay E 0 10V Lomo aoa Lol Op GND Ba HER B2 HAV E n n CY D01 25 26 27 28 29 30 paLa D03 25 26 27 28 29 30 1 2 3 617 19 20 21 22 23 24 1 2 3 4 5 6 3 19 20 21 22 23 24 a NOT POWER DIT GND B1 B1 B1 5V a nor NO3 POWER bli GND 1 481 BI 5V NCI SUPPLY NCI G SUPPLY NOTE e All IR33 temperature and universal inputs and DN33 controllers temperature inputs and universal inputs have power terminals and outputs that correspond in terms of position and numbering the probe and digital input connections are the s
13. 9 TECHNICAL SPECIFICATIONS AND PRODUCT CODES 9 1 Technical specifications odel Voltage Power Power supply R33x VW Z A B E 7Hx B R 20 115 to 230 Vac 15 10 50 60 Hz 6 VA 50 mA max DN33x V W Z A B E 7Hx B R 20 R33x V W Z A B E 7LR20 12 to 24 Vac 10 10 50 60 Hz AVA 300 mA max DN33x V W Z A B E 7LR20 12 to 30 Vdc 300 mA max Only use SELV power supply maximum power 100 VA with 315 mA fuse on the secondary Power supply R33x V W Z A B E 9Hx B R 20 115 V 15 to 10 50 to 60 Hz 90mA max 9VA DN33x V W Z A B E 9Hx B R 20 230 V 15 to 10 50 to 60 Hz 45mA max R33x V W Z A B E 9MR20 24 V 10 to 10 450mA max 50 60 Hz 12VA DN33x V W Z A B E 9MR20 only use SELV power supply with maximum power 15VA and 450mA slow blow fuse on the secondary compliant with IEC 60127 24 Vdc 15 to 15 450mA max 12 VA Insulation guaranteed 1R33x V W Z A B E x 7 9 Hx B R 20 insulation from very low voltage parts reinforced by the power supply DN33x V W Z A B E x 7 9 Hx B R 20 6 mm in air 8 mm on surface 3750 V insulation insulation from relay outputs main 3 mm in air 4 mm on surface 1250 V insulation IR33x V W Z A B E x 7 9 x L M R20 insulation from very low voltage parts to be guaranteed externally by DN33x V W Z A B E x 7 9 x L M R20 safety transformer insulation from relay outputs reinforced 6mm in air 8 mm on surface
14. WARNING NO POWER amp SIGNAL A I vi CABLES TOGETHER READ CAREFULLY IN THE TEXT separate as much as possible the probe and digital input signal cables from the cables carrying inductive loads and power cables to avoid possible electromagnetic disturbance Never run power cables including the electrical panel wiring and signal cables in the same conduits DISPOSAL The product is made from metal parts and plastic parts In reference to European Union directive 2002 96 EC issued on 27 January 2003 and the related national legislation please note that 1 WEEE cannot be disposed of as municipal waste and such waste must be collected and disposed of separately 2 thepublicorprivatewastecollectionsystemsdefinedbylocallegislation must be used In addition the equipment can be returned to the distributor at the end of its working life when buying new equipment 3 the equipment may contain hazardous substances the improper use or incorrect disposal of such may have negative effects on human health and on the environment 4 the symbol crossed out wheeled bin shown on the product or on the packaging and on the instruction sheet indicates that the equipment has been introduced onto the market after 13 August 2005 and that it must be disposed of separately 5 intheeventofillegaldisposalofelectricalandelectronicwaste the penalties are specified by local waste disposal legislation Content 1 INTRODUCTION 7 1
15. 3750V insulation Inputs B1 PROBE1 B2 PROBE2 NTC NTC HT PTC PT1000 NTC NTC HT PTC PT1000 PT100 TcJ TCK 0 5 V rat 0 1 Vdc 0 10 Vdc 0 5 1 3 Vdc 0 20 mA 4 20 mA DI1 DI2 voltage free contact contact resistance lt 10 Q closing current 6 mA aximum distance of probes and digital inputs less than 10 m ote in the installation keep the power and load connections separate from the probe digital inputs repeater display and supervisor cables Type of probe ITC std CAREL 10 KQ at 25 C range 50T90 C measurement error 1 C in the range 50T50 C 3 C in the range 50T90 C TC HT 50 kQ at 25 C range 40T150 C measurement error 1 5 C in the range 201115 C 4 C in range outside of 20T115 C PTC 985 Q at 25 C range 50T150 C measurement error 2 C in the range 50T50 C 4 C in the range 501150 C PT1000 1097 O at 25 C range 50T150 C measurement error 3 C in the range 50T0 C 5 C in the range 0T150 C Type of probe ITC std CAREL 10 kO at 25 C range 5011110 C measurement error 1 Cin the range 50T110 C ITC HT 50 kO at 25 C range 10T150 C measurement error 1 C in the range 10T150 C PTC 985 Q at 25 C range 50T150 C measurement error 1 C in the range 5
16. 6 on outputs with dependence 2 autotuning operation corrected output set as System on dependence 18 is disabled in the event of serious alarms extended function of digital inputs c29 c30 13 14 15 22 calibration function parameters P14 and P15 corrected with resistive probes on multi input models IR33 9 20 and DN33 9 20 high and low temperature alarm function improved when P29 P34 0 high and low alarm function improved with second probe c19 8 9 23 new function differential mode with pre alarm c19 12 reference to Modbus protocol registers and coils corrected in the manual timer operation corrected when c12 gt 120s new display show c52 7 8 9 10 Tab 9 e 57 ir33 universale 030220801 rel 2 3 16 04 2012 Note CAREL CAREL INDUSTRIES HQs Via dell Industria 11 35020 Brugine Padova Italy Tel 39 0499 716611 Fax 39 0499 716600 carel carel com www carel com Agenzia Agency ir33 universale 030220801 rel 2 3 16 04 2012
17. 6 5 3 Compensation in cooling parameter c19 2 Compensation in cooling may either increase or decrease the value of St1 depending on whether c4 is positive or negative St1 only changes if the temperature B2 exceeds St2 if B2 is greater than St2 then effective St1 St1 B2 St2 c4 if B2 is less than St2 effective St1 St1 St1_comp c4 0 5 c4 0 5 L gt St2 B2 Fig 6 i Key St2 Activation set point 2 Stl_comp Effective set point 1 B2 Outside probe c4 Authority c21 Minimum value of set point 1 c22 Maximum value of set point 1 Example 1 The bar in a service station needs to be air conditioned so that the temperature is summer is around 24 C To prevent the customers who only stay for a few minutes from experiencing considerable differences in temperature the inside temperature is linked to the outside temperature that is it increases proportionally up to a maximum value of 27 C when the outside temperature is 34 C or higher Solution a controller is used to manage a direct expansion air air unit The main probe B1 is installed in the bar the controller works in mode c0 1 direct with set point 24 C St1 24 and differential e g 1 C P1 1 To exploit compensation in cooling mode install probe B2 outside and set c19 2 Then set St2 24 given that the requirement is to compensate set point 1 only when the outside temperature exceeds 24 C The authority c4 must be
18. Fig 3 0 amp ir33 Prg l EI IU Fig 3 p e Press A and W toselectthe input to be displayed e Press Set for 3 seconds to confirm A when scanning the inputs a digital input has not been configured the display will show nO indicating that the digital input does not exist or has not been configured while OPn and CLO will be displayed to indicate respectively that the input is open or closed For the probes the value displayed will be the value currently measured by the probe or if the probe is not fitted or not configured the display will show nO For St2 this is only displayed if featured on the controller otherwise the display shows nO 3 4 12 Calibrating the probes Parameters P14 and P15 are used to calibrate the first and second probe respectively See paragraph 5 2 for the difference in calibration between temperature probes and current and voltage inputs Access the 2 parameters and then set the required values When pressing Set after having entered the value the display does not show the parameter but rather immediately shows the new value of the probe reading being calibrated This means the result of the setting can be checked immediately and any adjustments made as a consequence Press Set again to save the value 3 5 Using the remote control accessory The compact remote control with 20 buttons allows direct access to the following parameters e Stl set point 1 St2 se
19. differential in mode 9 5 3 1 Mode 1 Direct cO 1 n direct operation the controller ensures the value being controlled in his case the temperature does not exceed the set point St1 If it does he outputs are activated in sequence The activation of the outputs is distributed equally across the differential P1 When the value measured is greater than or equal to St1 P1 in proportional only operation all the outputs are activated Similarly if the value measured starts falling the outputs are deactivated in sequence When reaching St1 all the outputs are deactivated Mod V Mod W OUTI OUT2 ON OFF Stl Mod Z OUTI OUT2 OUT3 OUT4 PI i BI sti Fig 5 c Key Stl Set point 1 P1 Set point differential 1 OUT1 2 3 4 Output 1 2 3 4 B1 Probe 1 5 3 2 Mode 2 Reverse c0 2 Default Reverse operation is similar to direct operation however the outputs are activated when the value being controlled decreases starting from the set point St1 When the value measured is less than or equal to St1 P1 in proportional only operation all the outputs are activated Similarly if the value measured starts rising the outputs are deactivated in sequence When reaching St1 all the outputs are deactivated Mod V Mod W OUT2 OUTI OUT4 OUT3 OUT2 OUTI ON OFF PI i Tei sti Fig 5 d Key Stl Set point 1 PI Set point
20. 1 0 0 D 47 47 R High temperature alarm probe 2 0 0 D 49 49 R Low temperature alarm probe 2 0 0 D 50 50 R Delayed signal only alarm 0 0 D 51 51 R mmediate signal only alarm 0 0 D 52 52 R mmediate external alarm circuit 2 0 0 D 53 53 R Delayed external alarm circuit 2 0 0 D 54 54 R mmediate external alarm with manual reset circuit 2 0 0 D 55 55 R Probe reading alarm 0 0 1 D 56 56 R Switch controller On Off 0 0 D 36 36 R W Reset alarm 0 0 D 57 57 R W Tab 7 c Type of variable A analogue D digital I integer SVP variable address with CAREL protocol on 485 serial card registers and coils with Modbus protocol on 485 serial card The selection between CAREL and ModBus protocol is automatic For both of them the speed is fixed to 19200 bit s The devices connected to the same network must have the following serial parameter settings 8 data bits 1 start bit 2 stop bits parity disabled baud rate19200 For CAREL and Modbus the analogue variables are expressed in tenths e g 20 3 C 203 49 ir33 universale 030220801 rel 2 3 16 04 2012 8 1 Types of alarms There are two types of alarms available e high temperature E04 and low temperature E05 serious alarms that is all the others The data memory alarms E07 E08 always cause the control to shutdown Alarm mode c0 5 can use one or more outputs to signal a low or high temperature probe disconnected or short circuited alarm
21. 1 Odessa ll i 7 1 2 Functions and Main characteristics s s s 8 2 INSTALLATION 10 3 USER INTERFACE 19 2 1 IR33 panel mounting and dimensions 2 2 DIN rail mounting and dimensions 2 3 IR33 DN33 with temperature inputs wiring diagrams 12 2 4 1R33 DN33 Universale with universal inputs Wiring diagrams i 14 2 5 1R33 DN33 Universale with universal inputs probe connec iON esskan eane 2 6 Connection diagrams 2 7 Installati 28 Programming keys oa 3 1 Display 3 2 Keypad 4 Di 6 7 8 33 PIOGIAMMINO stria 20 34 Setting the current date time and the on off timMes 21 3 5 Using the remote control accessory i 23 COMMISSIONING 25 4 1 Configuration 4 2 Preparing for operation 4 3 Switching the Controller On Off 25 FUNCTIONS 26 5 1 Temperature unit Of MEASUTE nnn 26 5 2 Probes analogue INPUTS Li 26 5 3 Standard operating modes parameters St1 St2 c0 P1 P2P3 cori 27 54 Validity of control parameters Parameters St1 St2 P1 P2 P3 iii 5 5 Selecting the special operating mode 5 6 Special operating modes 5 7 Additional remarks on special Operation 34 5 8 OUtputs ANC INPUTS eecseesssesseenseesnsssnseesnsteusesasesisessnsesinstssseesee 34 CONTROL 37 6 1 Type of Control parameter C32 Lui 37 6 2 ti_PID td_PID parameters C62 C63 462 063 3
22. 1 Vdc input 12 0 5 to 1 3 Vdc input 13 0 to 10 Vdc input 14 0 to 5 Vdc ratiometric 15 0 to 20 MA input 16 4 to 20 MA input P14 Probe 1 calibration 0 0 20 36 20 36 C F JA 1 1 RW amp P15 Probe 2 calibration 0 0 20 36 20 36 C F JA 12 2 RW A P14 Probe 1 calibration 0 0 99 179 199 9 179 C CF A 11 1 RW A P15 Probe2 calibration 0 0 99 179 199 9 179 C CF A 12 12 RW A dE inimum value for probe 1 with current voltage signal 0 199 c16 A iB 13 RAW A amp A c16 aximum value for probe 1 with current voltage signal 100 CIS 800 A 14 4 RAW A d15 inimum value for probe 2 with current voltage signal 0 2199 d16 A 29 29 RW A d16 Maximum value for probe 2 with current voltage signal 100 d15 800 A 30 30 RAW A c17 Probe disturbance filter 4 1 15 2 21 RWI A c18 Temperature unit of measure 0 C 1 F 0 0 1 D 26 26 RW A c19 Function of probe 2 0 0 12 22 22 RW A 0 not enabled 1 differential operation 2 compensation in cooling 3 compensation in heating 4 compensation always active 5 enable logic on absolute set point 6 enable logic on differential set point 7 independent operation circuit 1 circuit 2 8 control on higher probe value 9 control on lower probe value 10 control set point set by B2 11 automatic heating cooling changeover from B2 12 Differential operation with pre alarm Validity cO 1 2 3 4 2 inimum value of set point 1 50
23. 19 ir33 universale 030220801 rel 2 3 16 04 2012 3 2 Keypad Pressing the button alone Prg mute Pressing together with other buttons have been reset any alarm delays are reactivated Start up CAREL If pressed for more than 5 seconds accesses the menu for setting the type P parameters frequent e Mutes the audible alarm buzzer and deactivates the alarm relay e When editing the parameters pressed for 5 s permanently saves the new values of the parameters When setting the time and the on off times returns to the complete list of parameters If pressed for more than 5 seconds together with Set accesses the menu for setting the type C parameters configuration If pressed for more than 5 seconds together with UP resets any alarms with manual reset the message rES indicates the alarms If pressed for more than 5 seconds at start up activates the procedure for loading the default parameter values UP Pressing the button alone Pressing together with other buttons Increases the value of the set point or any other selected parameter If pressed for more than 5 seconds together with Prg mute resets any alarms with manual reset the message TES indicates the alarms have been reset any alarm delays are reactivated DOWN Pressing the button alone Decreases the value of the set point or any other selected parameter In normal operation accesses the display of t
24. 58 50 58 c22 C F JA 5 5 RW A c22 aximum value of set point 1 60 140 c21 150 302 PC F A 6 6 RW A 2 inimum value of set point 1 50 58 199 199 c22 C F JA 15 5 RAW amp 22 aximum value of set point 1 110 230 c21 800 800 C F A 16 6 RW amp c23 inimum value of set point 2 50 58 l 50 58 c24 C F JA 7 7 RW A c24 aximum value of set point 2 60 140 c23 150 302 PC F A 8 8 RWI A c23 inimum value of set point 2 50 58 199 199 c24 EEE A 7 Vi RAW amp c24 aximum value of set point 2 TORSON 800 800 PC F A 18 18 RW amp P25 Low temperature alarm threshold on probe 1 50 58 l 50 58 P26 C F JA 9 9 RW A if P29 0 P25 0 threshold disabled if P29 1 P25 50 threshold disabled P26 High temperature alarm threshold on probe 1 150 302 P25 150 302 PC F A 20 20 RW A if P29 0 P26 0 threshold disabled if P29 1 P26 150 threshold disabled P27 Alarm differential on probe 1 2 3 6 0 0 50 90 C F JA 21 21 RW A P25 Low temperature alarm threshold on probe 1 50 58 199 199 P26 C F JA 19 19 RW A if P29 0 P25 0 threshold disabled if P29 1 P25 199 threshold disabled P26 High temperature alarm threshold on probe 1 150 302 P25 800 800 C F A 20 20 RW A if P29 0 P26 0 threshold disabled if P29 1 P26 800 threshold disabled P27 Alarm differential on probe 1 2 3 6 0 0 99 9 179 PC F JA 21 21 RW
25. A P28 Alarm delay time on probe 1 20 0 250 min s I 23 123 RW A P29 Type of alarm threshold on probe 1 O relative 1 absolute 0 1 D 27 27 R W 4 P30 Low temperature alarm threshold on probe 2 50 58 50 58 P31 C F JA 31 31 RAW A if P34 0 P30 0 threshold disabled if P34 1 P30 50 threshold disabled P31 High temperature alarm threshold on probe 2 50 302 P30 150 302 PC F A 32 32 RW A if P34 0 P31 0 threshold disabled if P34 1 P31 150 threshold disabled P32 Alarm differential on probe 2 2 3 6 0 0 50 90 C F JA 33 33 RW A P30 Low temperature alarm threshold on probe 2 50 58 199 199 P31 CCR A 31 31 R W A if P34 0 P30 0 threshold disabled if P34 1 P30 199 threshold disabled 45 ir33 universale 030220801 rel 2 3 16 04 2012 CAREL P31 High temperature alarm threshold on probe 2 150 302 P30 800 800 C F A 32 32 RAW if P34 0 P31 0 threshold disabled if P34 1 P31 800 threshold disabled P32 Alarm differential on probe 2 2 3 6 0 0 99 9 179 C F A 33 53 RAW P33 Alarm delay time on probe 2 120 0 250 min s I 113 213 R W P34 Type of alarm threshold on probe 2 1 0 1 D 37 37 R W O relative 1 absolute c29 Digital input 1 0 0 15 24 124 R W 0 Input not active Immediate external alarm Automatic reset circuit 1 2 Immediate external alarm Manual reset circuit 1 3 Delayed external alarm P28 Manual rese
26. B1 B2 D11 DI2 NCI SUPPLY I NGI SUPPLY H GND GND Relays IR33Z7HR20 IR33Z7HB20 IR33Z7LR20 2 NO4 DO1 4 dra KE e i ENG0730 1 BA 13 14 15 16 17 18 04873 BA 2FLA t 12LRA a Boe SERIAL and KEY DO1 DO3 oss gt l rats el eee altel I C1 NO1 NO3 POWER B1 B2 DI1 DI2 Neto c3 SUPPLY H GND IR33A7HR20 IR33A7HB20 IR33A7LR20 Y2 YA A01 4 ii SP sp DCCIMAMAX 1314 17118 12V MAX SSR AO2 A04 09 SERIAL and KEY A01_O 7 a030 seas 7S Goal YI 3 POWER B1 7 B2 DI1 DI2 so Go SUPPLY Mi GND IR33B7HR20 IR33B7HB20 IR33B7LR20 IR33E7HR20 IR33E7HB20 IR33E7LR20 2 DO1 A02 Lago ich DO1 3 A02 4 T EN60730 1 8 4 A 5 mA MAX j EN60730 1 8 4 A pc 5 MA MAX 13 14 UL 873 250 V Ba 2FLA 0 10V 13 14 17718 01 873 7250 V 8A 2FLA 0 10V 12LRA Relays 12LRA 10 402 el 402 aalo SERIAL and KEY 0 10 Vdc SERIAL and KEY Do1 D03 neri m bor f TAHE aa TPL Eee r eE h ci NO1 C1 NO1 NO3 POWER GND GND ir33 universale 030220801 rel 2 3 16 04 2012 12 CAREL
27. B2 B2 B2 12V DI1 GND B1 B1 B1 5V AC 24 V DC 24 V 450 mA MAX o 24Vac 6 L Go CQ yam 1 ir33 universale 030220801 rel 2 3 16 04 2012 Fig 2 b Fig 2 c TEMPERATURE INPUTS An models B and E with direct or alternating current power supply the reference GO for the 0 to 10 Vdc output and the power supply reference cannot be in common Af the actuators connected to the analogue outputs require the earth connection PE is performed making sure that this is on GO of the outputs as shown in the figure For models DN33x B E 7LR20 and IR33x B E 7LR20 the diagram shown must be adhered to otherwise the instrument may be damaged irreversibly UNIVERSAL INPUTS A For models B and E with DC or AC power supply the reference G0 for the 0 to 10 Vdc output and power supply reference may be in common make sure the polarity is observed for 24 V power supply G G0 This allows just one transformer to be used CAREL 2 7 Installation To install the controller proceed as follows with reference to the wiring diagrams di connect the probes and power supply the probes can be installed up to a maximum distance of 100 m from the controller using shielded cables with a minimum cross section of 1 mm To improve immunity to disturbance use probes with shielded cables connect only one end of the shield to the earth on the electrical panel Program the controller
28. Check parameters c29 c30 d31 delayed with manual automatic reset on A manua c19 7 based on parameter Check the contact external Circuit 2 d31 Ed1 Digital contact 1 open immediate alarm x O automatic Based on parameter c31 Check parameters c29 c31 delayed with manual automatic reset A manual Check the external contact circuit 1 Ed2 Digital contact 2 open immediate alarm x O automatic Based on parameter c31 Check parameters c30 c31 delayed with manual automatic reset A manual Check the external contact circuit 1 Tab 8 d exit the working cycle for IR33 Universal with universal inputs only e The alarm relay is activated or not based on the operating mode and or the DEPENDENCE setting The alarms that occur during the Auto Tuning procedure are not put in the alarm queue ir33 universale 030220801 rel 2 3 16 04 2012 52 CAR EL 8 6 Relationship between dependence parameter and alarm causes In specia CONDITION FOR ACTIVATING AN OUTPUT CONFIGURED AS AN ALARM operation the dependence parameter is used to bind the status of a relay output to an alarm condition as shown in the table below Alarm from digital input on Alarm from digital input Probe fault Alarm Alarm Signal only circuit 1 on circuit 2 thresholds thresholds alarm E
29. For the explanation of the dependence activation and differential logic parameters see the following paragraphs Before selecting c33 1 for starting modes other than c0 2 default his must be set before enabling special operation c33 1 the change to cO must be saved by pressing Prg A c33 1 changing c0 no longer affects the special parameters That is CO can be set however the special parameters from c34 to d49 and the typical functions remain frozen in the previous mode with c33 1 while the parameters can be set individually the typical functions cannot be activated In conclusion only after having set and saved the starting mode can the parameters be edited again and c33 set to 1 f the mode needs to be changed after c33 has been set to 1 first Pr return c33 0 press g to confirm set the required mode and save Pri P s the change se then return to special operation with c33 1 Setting c33 from 1 to 0 the controller cancels all changes to the special parameters which return to the values dictated by cO CAREL 5 6 Special operating modes When c33 1 44 other parameters become available the so called special parameters The special parameters are used to completely define the operation of each individual output available on the controller In normal operation that is choosing the operating mode using parameter co these parameters are automatically set by the controller When c3
30. High alarm threshold on probe 1 150 P5 E00 EER P29 0 P26 0 threshold disabled 302 800 P29 1 P26 800 threshold disabled P27 Alarm differential on probe 1 DI 0 0 199 9 C F 3 6 179 P28 Alarm delay time on probe 1 120 0 250 min s P29 Type of alarm threshold 1 0 1 0 relative absolute P30 Low temp alarm threshold probe 2 50 50 P31 C CF if P34 0 P30 0 threshold disabled 58 58 if P34 1 P30 50 threshold disabled P31 High temp alarm threshold probe 2 150 P30 11150 C F if P34 0 P31 0 threshold disabled 302 302 if P34 1 P31 150 threshold disabled P32 Alarm differential on probe 2 2 3 6 10 0 50 90 C F P30 Low alarm threshold on probe 2 50 199 P31 C CF if P34 0 P30 0 threshold disabled 58 199 if P34 1 P30 199 threshold disabled P31 High alarm threshold on probe 2 150 P30 800 FECE if P34 0 P31 0 threshold disabled _ 302 800 if P34 1 P31 800 threshold disabled P32 Alarm differential on probe 2 2 00 999 C F 3 6 179 P33 Alarm delay time on probe 2 120 0 250 min s P34 Type of alarm threshold on probe 2 1 0 1 0 relative 1 absolute Tab 5 e In the event of alarms from digital input the unit of measure is seconds s CAREL Mod V Mod W OUT1 HIGH LOW ALARM OUTI OUT2 HIGH LOW ALARM Sarnese ON 4 ON ON SEON OFF SESER OFF AIDA OFF gt gt p gt P
31. The type of power supply can also be identified O to 10V Max range 199 to 800 the seventh letter H corresponds to the 115 to 230 Vac power supply 0 to 5 V ratiometric Max range 199 to 800 e the seventh letter L indicates the 12 24 Vac or 12 30Vdc power supply 0 to 20 mA Max range 199 to 800 on models with temperature inputs only and M the 24 Vac 24Vdc 4 to 20 mA E Max range 199 to 800 power supply on models with universal inputs Tab 1 b 7 ir33 universale 030220801 rel 2 3 16 04 2012 1 2 Functionsand main characteristics The IR33 DN33 controllers feature two main types of operation direct and reverse based on the value measured In direct operation the output is activated if the value measured exceeds the set point plus a differential and thus aims to keep the value below a certain level typically used in refrigeration systems Vice versa in reverse operation the output is activated when the temperature falls below the set point plus a differential typically used in heating systems There are nine preset operating modes in which the installer can choose the set point and the activation differential In special operating mode the exact activation point and deactivation and the control logic direct or reverse can both be set guaranteeing significant flexibility Finally automatic cycles can be programmed called operating cycles used for example in
32. W amp Z only Tab 5 h 5 5 Selecting the special operating mode Par Description Def Min Max UoM Special operation 0 0 1 c33 0 Disabled 1 Enabled Tab 5 i Parameter c33 offers the possibility to create custom operating logic called special operation The logic created may be a simple adjustment or a complete overhaul of one of the nine modes In any case note that e Modes 1 2 9 do not consider the dead zone P3 nor the changeover in ogic from digital input e Modes 3 4 5 enable the dead zone differential P3 No changeover in ogic from digital input Mode 6 does not consider the differential P3 The changeover of digital input 1 means the outputs consider set point 2 rather than set point 1 The direct reverse logic will be inverted For outputs with dependence 2 only the changeover in logic is active that is the closing of the digital contact maintains dependence 2 St2 but inverts the logic exchanging the signs for activation and differential logic see the explanation below e Modes 7 8 do not consider the dead zone P3 For outputs with dependence 1 the digital input only shifts the reference from St1 P1 to St2 P2 maintaining the control logic activation differential logic do not change sign The digital input does not have any influence on the other control outputs that is with dependence 2 and alarms nu
33. and 4 do not rotate 1 and 2 5 Rotate outputs 1 and 2 do not rotate 3 and 4 6 Rotate separately pairs 1 2 between each other and 3 4 between each other 7 Rotate outputs 2 3 4 do not rotate output 1 Validity c0 1 2 3 6 7 8 9 and on off outputs 8 Rotate outputs 1 and 3 do not rotate 2 and 4 c12 PWM cycle time 20 0 2 999 S A 10 10 R W PP c13 Probe type 0 0 3 5 20 120 RAN 0 Standard NTC range 50T 90 C 1 NTC HT enhanced range 40T 150 C 2 Standard PTC range 50T 150 C 3 Standard PT1000 range 50T 150 C ir33 universale 030220801 rel 2 3 16 04 2012 44 CAREL Par Description Note Def Min Max UoM Type CAREL ModBus R W Icon SPV c13 Probe type 0 0 16 20 120 RAW A 0 Standard NTC range 50T 110 C 1 NTC HT enhanced range 10T 150 C 2 Standard PTC range 50T 150 C 3 Standard PT1000 range 50T 200 C 4 PT1000 enhanced range 199T 800 C 5 Pt100 standard range 50T 200 C 6 Pt100 enhanced range 199T 800 C 7 Standard J thermocouple range 50T 200 C 8 Enhanced J thermocouple range 100T 800 C 9 Standard K thermocouple range 50T 200 C 10 Enhanced K thermocouple range 1001T 800 C 11 0 to
34. and any alarm output remain active Control can start again only after a manual reset that is after pressing Prg mute and UP together for 5 seconds c29 3 External delayed alarm delay P28 with manual reset circuit 1 The alarm condition occurs when the contact remains open for a time greater than P28 Once alarm E03 is activated if the alarm condition ceases contact closes normal control does not resume automatically and the audible signal the alarm code E03 and any alarm output remain active Control can start again only after pressing Prg mute and UP together for 5 seconds c29 4 ON OFF The digital input establishes the status of the unit with the digital input closed the controller is ON when the digital input is open the controller is OFF The consequences ir33 universale 030220801 rel 2 3 16 04 2012 36 CAREL of switching OFF are e the display shows the message OFF alternating with the value of he probe and any alarm codes E01 E02 E06 E07 E08 active before switching off e the control outputs are deactivated OFF while observing any minimum on time c9 e the buzzer if active is muted e the alarm outputs if active are deactivated any new alarms that arise in this status are not signalled except for E01 E02 E06 E07 E08 hen a digital input is configured as ON OFF control status cannot be changed from the supervisor c29 5 Start operating cycle To start the operating cycle
35. and by products Use neutral detergents and water 55 ir33 universale 030220801 rel 2 3 16 04 2012 CAREL 9 3 Product codes IR33 DN33 UNIVERSAL CODE Description Flush mount DIN rail mounting n temp n universal n temp n universal R33V7HR20_ IR33V9HR20 DN33V7HR20 DN33V9HR20 2Al 2DI 1DO BUZ IR 115 to 230V R33V7HB20_ IR33V9HB20 DN33V7HB20 DN33V9HB20 2Al 2DI 1DO BUZ IR RTC 115 to 230 V R33V7LR20 _ IR33V9MR20 DN33V7LR20 DN33V9MR20 _ 2Al 2DI 1DO BUZ IR 12 to 24 Vac 12 to 30Vdc 24 Vac Vdc R33W7HR20_ IR33W9HR20__ DN33W7HR20 DN33W9HR20 __ 2Al 2DI 2DO BUZ IR 115 to 230V R33W7HB20_ IR33W9HB20 __ DN33W7HB20 DN33W9HB20 _ 2AI 2DI 2DO BUZ IR RTC 115 to 230V R33W7LR20_ IR33W9MR20 DN33W7LR20 DN33W9MR20 2Al 2DI 2DO BUZ IR 12 24 Vac 12 to 30 Vdc 24 Vac Vdc R33Z7HR20 __ IR33Z9HR20 DN33Z7HR20 DN33Z9HR20 2Al 2DI 4DO BUZ IR 115 to 230 V R33Z7HB20 _ IR33Z9HB20 DN33Z7HB20 DN33Z9HB20 2Al 2DI 4DO BUZ IR RTC 115 to 230 V R33Z7LR20 _ IR33Z9MR20 DN33Z7LR20 DN33Z9MR20 _ 2Al 2DI 4DO BUZ IR 12 to 24Vac 12 to 30Vdc 24 Vac Vdc R33A7HR20__ IR33A9HR20 DN33A7HR20 DN33A9HR20 __ 2Al 2DI 4SSR BUZ IR 115 to 230 V R33A7HB20__ IR33A9HB20
36. and deactivating the use of the remote control Button Immediate function used to enable the remote O control each instrument displays its own enabling code ends operation using the D remote control cancelling all changes made to the parameters Delayed function pressing and holding for 5s Pa ends the operation of the mute remote control saving the modified parameters used to select the instrument NUMS by entering the enabling code displayed ir33 universale 030220801 rel 2 3 16 04 2012 CAREL 3 5 4 Directdisplay editing of the most common i parameters Some parameters are directly accessible using specific buttons Stl set point 1 St2 set point 2 e P1 differential St1 P2 differential St2 e P3 dead zone differential and the following functions can also be accessed set the current time tc e display the value measured by the probes Probe1 Probe2 e display the alarm queue ALO AL4 reset any alarms with manual reset once the cause has been resolved set the on time band ton toF see the corresponding paragraph 5 EG remote control v i ba v RAKAR a fo PI prom pan merde MPTRUESACO Fig 3 r The buttons used are shown in the figure By pressing the button each instrument displays its own remote control enabling code parameter c51 The numeric keypad is used to enter the enablin
37. for a variable time calculated as a percentage the ON time is proportional to the value measured by B1 inside the differential P1 for reverse control and P2 for direct control For small deviations the output will be activated for a short time When exceeding the differential the output will be always on 100 ON PWM operation thus allows proportional control of actuators with typically ON OFF operation e g electric heaters so as to improve temperature control PWM operation can also be used to gave a modulating 0 to 10 Vdc or 4 to 20 mA control signal on IR33 DN33 Universal models A D with outputs for controlling solid state relays SSR In this case the accessory code CONVO 10A0 needs to be connected to convert the signal In PWM operation the direct reverse icon flashes Mod W B P12 P12 i P3 P3 P2 2 He i stl Fig 5 f ir33 universale 030220801 rel 2 3 16 04 2012 28 CAREL Key Stl Set point 1 P1 P2 Reverse direct differential P3 Dead zone differential OUT1 2 3 4 Output 1 2 3 4 BI Probe 1 When the controller only has 1 output it works in reverse mode with dead zone PWM mode should not be used with compressors or other actuators whose reliability may be affected by starting stopping too frequently For relay outputs parameter c12 should not be set too low so as to not compromise the life of the component
38. for operation up to 105 C Case plastic R33 panel frontal dimensions 76 2x34 2 mm mounting depth 75mm 93 mm DN33 DIN rail dimensions 70x110x60 Assembly IR33 on smooth and indeformable panel IR33 side fastening brackets to be pressed in fully DN33 DIN rail drilling template IR33 71x29 mm DN33 4 DIN modules Display digits 3 digit LED display 199 to 999 operating status indicated with graphic icons on the display Keypad 4 silicone rubber buttons Ball Pressure Test IR33x V W Z A B E 9x H M x B R 20 85 C for accessible parts 125 C for parts that carry live current Outputs 0 to 10 Vdc SSR probe power supply and inputs probes and digital are extra low voltage not SELV Models DN33A9x H M x B R 20 and IR33A9x H M x B R 20 are not compliant with IEC EN 55014 1 Tab 9 a In the table of technical specifications the highlighted values represent the difference between the models with universal inputs and the models with temperature inputs only Relay not suitable for fluorescent loads neon lights etc that use starters ballasts with phase shifting capacitors Fluorescent lamps with electronic controllers or without phase shifting capacitors can be used depending on the operating limits specified for each type of relay 9 2 Cleaning the controller When cleaning the controller do not use ethanol hydrocarbons petrol ammonia
39. input 1 set P70 2 and c29 5 For digital input 2 set P70 2 and c30 5 Connect the selected digital input to a button NOT a switch To activate the operating cycle briefly press the button this will be run and the clock icon will flash To stop an operating cycle before the end press the A button again for 5 seconds The message StP stop will be displayed 3 4 9 Automatic activation P70 3 The automatic activation of an operating cycle is only possible on the models fitted with RTC To activate an operating cycle automatically Set the parameters for the duration of the step and the set point P71 P80 e Program the controller automatic on off times parameters ton and toF e Set parameter P70 3 The operating cycle will start automatically when the controller switches on To terminate an operating cycle in advance press A for 5 seconds Termination of the operating cycle is indicated by the message StP stop 3 4 10 Auto Tuning activation See the chapter on Control Auto Tuning is incompatible with independent operation c19 7 CAREL 3 4 11 Displaying the inputs e Press W the current input will be displayed alternating with the value b1 probe 1 b2 probe 2 dil digital input 1 di2 digital input 2 St1 set point 1 St2 set point 2 Bir33 L I E f IC L clear 4 jl Set g
40. model as shown in the table below OUTPUT ASSIGNMENT model circuit 1 St1 P1 circuit 2 St2 P2 1 relay ir33 universale 030220801 rel 2 3 16 04 2012 42 CAREL 2 relays OUTI OUT2 4 relays OUT1 OUT2 OUT3 OUT4 4 SSRs OUT1 OUT2 OUT3 OUT4 1 relay 1 Oto 10Vdc OUTI1 OUT2 2 relays 2 0 to 10Vdc OUT1 OUT2 OUT3 OUT4 Tab 6 h Note that in general output 1 is always assigned to circuit 1 while output 2 can be assigned to circuit 1 or circuit 2 To assign any other output to circuits 1 or 2 go to special operation dependence 1 to assign the outputs to circuit 1 and dependence 2 to assign the outputs to circuit 2 Example 1 configure outputs 1 2 to operate with direct logic using set point and differential 5 and outputs 3 4 to operate with reverse logic with setpoint 5 and differential 5 Solution set CO 1 c19 7 in this way St1 and P1 depend on probe B1 and St2 P2 depend on probe B2 In addition St1 5 P1 5 and St2 5 P2 5 Then activate special operation c33 1 and set the activation and differential logic for outputs 3 and 4 as follows OUT 3 OUT 4 Activation c44 50 c48 100 Differential logic c45 50 c49 50 Tab 6 i ON OUTI OUT2 OFF gt BI St1 5 7 5 10 OUT4 OUT3 ohi gt B2 10 75 St2 5 Fig 6 p 6 5 8 Control on higher lower probe value parameter c19 8 9 Setting c19 8 the probe us
41. not enabled 1 Control output St1 P1 2 Control output St2 P2 3 Generic alarm circuit 1 relay OFF 4 Generic alarm circuit 1 relay ON 5 Serious alarm circuit 1 and E04 relay OFF 6 Serious alarm circuit 1 and E04 relay ON 7 Serious alarm circuit 1 and E05 relay OFF 8 Serious alarm circuit 1 and E05 relay ON 9 Alarm E05 relay OFF 0 Alarm E05 relay ON 1 Alarm E04 relay OFF 2 Alarm E04 relay ON 3 Serious alarm circuit 1 2 relay OFF 4 Serious alarm circuit 1 2 relay ON 5 Timer 6 Control output with change set point and reverse operating logic from digital input 1 7 Control output with change set point and maintain operating logic from digital input 1 8 ON OFF status signal 9 Generic alarm circuit 2 relay OFF 20 Generic alarm circuit 2 relay ON 21 Serious alarm circuit 2 and E15 relay OFF 22 Serious alarm circuit 2 and E15 relay ON 23 Serious alarm circuit 2 and E16 relay OFF 24 Serious alarm circuit 2 and E16 relay ON 25 Alarm E16 relay OFF 26 Alarm E16 relay ON 27 Alarm E15 relay OFF 28 Alarm E15 relay ON 29 Alarm E17 relay OFF c35 Type of output 1 0 m 0 1 i D 29 29 RW 1 ir33 universale 030220801 rel 2 3 16 04 2012 46 gt gt ebe PP CAREL
42. operation is deactivated For further information see the description of the parameters type of output activation Dependence 16 the output is the control output the association St1 P1 and St2 P2 depends on the status of digital input 1 If the input is 31 open reference will be to St1 P1 if the input is closed reference will be to St2 P2 Changing the set point also reverses the operating logic Dependence 17 the output is the control output the association St1 P1 and St2 P2 depends on the status of digital input 1 If the input is open reference will be to St1 P1 if the input is closed reference will be to St2 P2 Changing the set point maintains the operating logic Dependence 18 a digital output can be selected to signal controller ON OFF status controller ON OFF in relation to the status of the digital input c29 c30 4 If the controller is OFF the relay is NC if the controller is ON the relay is NO The alarm outputs are also deactivated when OFF DEPENDENCE OUTPUT ALARM RELAY VALUE IN NORMAL CONDITIONS 0 not active 1 relative to St1 2 relative to St2 3 Generic alarm circuit 1 OFF 4 Generic alarm circuit 1 O 5 Serious circuit 1 alarm and High alarm E04 OFF 6 Serious circuit 1 alarm and High alarm E04 O 7 Serious circuit 1 alarm and Low alarm E0
43. see the chapter on Functions The effect of the outputs on the alarms in special operation depends on the dependence parameter see the chapter on Functions The controller also indicates alarms due to faults on the controller itself on the probes or in the Auto Tuning procedure An alarm can also be activated via an external contact The display shows Exy alternating with the standard display At the same time an icon flashes spanner triangle or clock and the buzzer may be activated see the table below If more than one error occurs these are shown in sequence on the display On models featuring the clock a maximum of 4 alarms are saved in a FIFO list ALO AL1 AL2 AL3 The last alarm saved can be read from parameter ALO see the list of parameters Gir33 1 CI E La Ov mute the buzzer press Prg ute 8 2 Alarms with manual reset To cancel the signal of an alarm with manual reset once the causes have ceased press Prg and A for5 seconds 8 3 Display alarm queue Access the list of Parameters as described in paragraph 3 3 3 e Press A W until reaching parameter ALO last error saved e Press Set this accesses a submenu where the A and W buttons can be used to scroll between the year month day hours minutes and type of alarm activated If the controller is not fitted with the RTC only the type is saved e From any of
44. see the chapter User interface Connect the actuators the actuators should only be connected after having programmed the controller Carefully check the maximum relay capacities indicated in technical specifications Serial network connection if connection to the supervisor network is available using the relevant serial cards IROPZ485 0 for IR33 and IROPZSER30 for DN33 make sure the system is earthed On controllers with 0 to 10 Vdc analogue outputs models B and E make sure there is only one earth connection Specifically the secondary of the transformers that supply the controllers must not be earthed temperature only models If connection to a transformer with earthed secondary winding is required an insulating transformer must be installed in between A series of controllers can be connected to the same insulating transformer nevertheless it is recommended to use a separate insulating transformer for each controller Case 1 a series of controllers connected in a network powered by the Same ransformer GO not earthed Typical application for multiple controllers connected inside the same electrical panel m 230Vac raoo ee keno iena EIEN FA HI Goa ela dal batt ela Fig 2 d Case 2 a series of controllers connected in a network powered by 230 Vac differe
45. the operation was completed correctly Other signals or the flashing of the LED indicates that problems have occurred refer to the table 4 at the end of the operation release the button after a few seconds the LED goes OFF 5 remove the key from the controller ir33 universale 030220801 rel 2 3 16 04 2012 18 CAREL 3 USER INTERFACE The front panel contains the display and the keypad made up of 4 buttons that when pressed alone or combined with other buttons are used to program the controller IR33 Universal front panel DN33 Universale lt Cu O Pri di lal II II ot EI in EN E E E E Er LEN II m di f SII sn Fig 3 a Fig 3 b 3 1 Display The display shows the temperature in the range 50 C to 150 C in the models with temperature inputs only and in the range 199 to 800 C in the models with universal inputs The temperature is displayed with resolution to tenths between 19 9 C amp 99 9 C Alternatively it can show the value of one of the analogue or digital inputs or the set point see parameter c52 During programming it shows the codes and values of the parameters Normal operation Icon Function ON OFF p BLINK Start up Notes Output 1 Output 1 active Output 1 not active Output 1 request Flashes when activation is delayed or 1 inhibited by protection times external disabling or ot
46. water circuit mode 2 heating set point St1 70 and differential P1 4 In addition probe B2 must be installed outside and compensation enabled in heating c19 3 with St2 15 so that the function is only activated when he outside temperature is less than 15 C To calculate the authority consider that in response to a variation in B2 of 15 C from 15 to 0 C St1 must change by 15 C from 70 C to 85 C so c4 1 Finally set the maximum limit for St1 selecting c22 85 C The following graph shows how St1 varies as the outside temperature measured by B2 decreases St1_comp c22 85 St2 15 B2 0 Fig 6 m Key St2 Activation set point 2 Stl_comp Effective set point 1 B2 Outside probe c4 Authority c22 Maximum value of set point 1 6 5 5 Continuous compensation parameter c19 4 The compensation of St1 is active for values of B2 other than St2 with his value of c19 parameter P2 can be used to define a dead zone around St2 in which compensation is not active that is when the value read by B2 is between St2 P2 and St2 P2 compensation is disabled and St1 is not changed if B2 is greater than St2 P2 effective St1 St1 B2 St2 P2 c4 if B2 is between St2 P2 and St2 P2 effective St1 St1 if B2 is less than St2 P2 effective St1 St1 B2 St2 P2 c4 Compensation using c19 4 is the combined action of compensation in cooling and compensation in heating as described above T
47. 0 127 227 R Output 2 percentage 0 0 100 128 228 R Output 3 percentage 0 0 100 129 229 R Output 4 percentage 0 0 100 130 230 R Password 77 0 200 11 111 R W Output 1 status 0 0 D 1 1 R Output 2 status 0 0 D 2 2 R Output 3 status 0 0 D 3 3 R Output 4 status 0 0 D 4 4 R Digital input 1 status 0 0 D 6 6 R Digital input 2 status 0 0 D 7 R Probe 1 fault alarm 0 0 D 9 9 R Probe 2 fault alarm 0 0 D 0 0 R mmediate external alarm circuit 1 0 0 D 1 1 R High temperature alarm probe 1 0 0 D 2 2 R Low temperature alarm probe 1 0 0 D 3 3 R Delayed external alarm circuit 1 0 0 D 4 4 R mmediate external alarm with manual reset circuit 1 0 0 D 5 5 R RTC fault alarm 0 0 D 6 6 R EEPROM unit parameters alarm 0 0 D 7 7 R EEPROM operating parameters alarm 0 0 D 8 8 R aximum time in calculation of PID parameters 0 0 D 9 9 R PID gain null 0 0 D 20 20 R PID gain negative 0 0 D 21 21 R ntegral amp derivative time negative 0 0 D 22 22 R aximum time in calculation of continuous gain 0 0 D 23 23 R Starting situation not suitable 0 0 D 24 24 R mmediate alarm from digital 1 circuit 1 0 0 D 42 42 R mmediate alarm from digital 1 with manual reset circuit 1 0 0 D 43 43 R Delayed alarm from digital 1 circuit 1 0 0 D 44 44 R mmediate alarm from digital 2 circuit 1 0 0 D 45 45 R mmediate alarm from digital 2 with manual reset circuit 1 0 0 D 46 46 R Delayed alarm from digital 2 circuit
48. 0 Tab 6 9 Reverse control with enable logic Looking at the example of a controller with two outputs one of which ON OFF and the other 0 to 10 Vdc When the temperature read by probe B2 if c19 5 or the difference B2 B1 if c19 6 is within the interval c66 c67 reverse control is enabled on St1 and P1 outside of this temperature range control is disabled A OUT OUT2 OUT1 100 0 BI ABILITAZIONE 4 ENABLE C19 5 l ON LV OFF A A gt i 1 B2 c66 c66 c65 c67 c65 c67 ABILITAZIONE 4 ENABLE C19 6 ON OFF gt i B2 B1 iu Lr c66 c66 c65 c67 c65 c67 Fig 6 0 Direct control with enable logic In this case too a controller with two outputs one of which a ON OFF and the other 0 to 10 Vdc When the temperature read by probe B2 if c19 5 or the difference B2 B1 if c19 6 is within the interval c66 c67 direct control is enabled on St1 and P1 outside of this temperature range control is disabled 6 5 7 Independent operation circuit 1 circuit 2 parameter c19 7 Setting c19 7 control is split on two independent circuits called circuit 1 and circuit 2 each with its own set point St1 St2 differential P1 P2 and PID parameters ti_PID td_PID This operation can only be set when c0 1 and 2 and is incompatible with the activation of the operating cycle If c33 0 when setting c19 7 the control outputs are assigned to circuit 1 or circuit 2 depending on the
49. 0 0 200 min 75 75 RAW Q P80 Working cycle step 5 temperature set poin 0 32 50 58 50 302 C F A 28 28 R W C P80_ Working cycle step 5 temperature set poin 0 32 199 199 800 800 C F JA 28 28 RW _ PO Firmware revision 20 0 999 131 231 R ALO Alarm 0 date time press Set R O y year M month d day h hours n minutes y ALO_y alarm 0 year 0 0 99 year 76 76 R Q M ALO_M alarm 0 month 0 1 12 month JF 77 R O d ALO_d alarm 0 day 0 1 31 day 78 78 R Q h ALO_h alarm 0 hours 0 0 23 hour 79 79 R C n ALO_n alarm 0 minutes 0 0 59 minute 80 80 R O E ALO_t type of alarm 0 0 0 99 81 81 R AL1 Alarm 1 date time press Set R O y year M month d day h hours n minutes y AL1_y alarm 1 year 0 0 99 year 82 82 R O M AL1_M alarm 1 month 0 1 12 month 83 83 R O d AL1_d alarm 1 day 0 1 31 day 84 84 R O h AL1_h alarm 1 hours 0 0 23 hour 85 85 R C n AL1_n alarm 1 minutes 0 0 59 minute 86 86 R E AL1_t type of alarm 0 0 99 87 87 R O AL2 Alarm 2 date time press Set R O y year M month d day h hours n minutes y AL2_y alarm 2 year 0 0 99 year 88 88 R O M AL2_M alarm 2 month 0 1 12 month 89 89 R C d AL2_d alarm 2 day 0 1 31 day 90 90 R O h AL2_h alarm 2 hours 0 0 23 hour 91 91 R O n AL2_n alarm 2 minutes 0 0 59 minute 92 92 R O E AL2_t type of alarm 2 0 0 99 93 93 R O AL3 Alarm 3 date time pressSet
50. 0 3 so that with variations in B2 from 24 to 34 C St1 changes from 24 to 27 C Finally select c22 27 to set the maximum value for the effective St1 The graph shows how St1 changes according to the temperature B2 St1_comp c22 27 24 St2 24 34 B2 Fig 6 j Key St2 Activation set point 2 Stl_comp Effective set point 1 B2 Outside probe c4 Authority c22 Maximum value of set point 1 Example 2 This example involves compensation in cooling with a negative c4 The air conditioning system consists of a water chiller and some fan coil units When the outside temperature is below 28 C the chiller inlet temperature can be fixed at St1 13 C If the outside temperature increases to compensate for the greater thermal load the inlet temperature can be lowered down to a minimum limit of 10 C reached when the temperature is greater than or equal to 34 C Solution the parameters to be set on the controller with one or more outputs in relation to the characteristics of the chiller will be as follows c0 1 main probe BI on the chiller inlet with a main control set point CAREL St1 13 C and differential P1 2 0 C For compensation in cooling c19 2 enabled for outside temperatures measured by B2 greater than 28 C therefore St2 28 The authority considering that St1 must be lowered by 3 C in response to a variation in B2 of 6 C 34 28 will be c4 0 5 Finally to prevent the in
51. 0T150 C PT1000 1097 O at 25 C measurement error 2 C in the range 199T800 C PT100 IEOS 2S measurement error 2 C in the range 199T800 C To isolated 52 uV C measurement error 4 C in the range 100T800 C TcK isolated 41 uV C measurement error 4 C in the range 100T800 C 0 5 Vrat mpedance measurement of 50 kQ 0 3 Full scale 0 1 Vde mpedance measurement of 50 kQ 0 3 Full scale 0 10 Vdc mpedance measurement of 50 kQ 0 3 Full scale 0 5 1 3 Vdc mpedance measurement of 50 kQ 0 3 Full scale 0 20 mA mpedance measurement of 500 0 3 Full scale 4 20 mA mpedance measurement of 50 Q 0 3 Full scale Probe power supply 12 Vdc rated maximum current supplied 60 mA 5 Vdc rated maximum current supplied 20 mA Relay outputs EN60730 1 UL models relay 230 V oper cycles 250 V oper cycles R33x V W Z B E x 7 9 x L M R20 D01 D02 8 4 A su N O 100000 8A res 8A res 30000 DN33x V W Z B E x 7 9 x L M R20 D03 D04 6 4 A su N C 1 2Hp 2FLA R33x V W Z B E x 7 9 Hx R B 20 2 2 A su N O e NC 12 LRA DN33x V W Z B E x 7 9 Hx R B 20 C300 inductive load cos 0 6 Maximum load on DN33x V W Z B E x H M x B R 20 8A individual relay R33x V B x H M x B R 20 R33x W E x H M x B R 20 4A R33Zx H M x B R 20 2A ir33 universale 030220801 rel 2 3 16 04 2012 54 CAREL SSR outputs model Max output volta
52. 1 CONVO 10A0 Tab 9 c 9 4 2 DIN rail mounting Models Temperature inputs Universal inputs Description ir33 ir32 ir33 ir32 1 Relay DN33V7HR20 IRDRV00000 DN33V9HR20 IRDRV 0000 2Al 2DI 1DO BUZ IR 115 to 230 Vac DN33V7HB20 DN33V9HB20 2Al 2DI 1DO BUZ IR RTC 115 to 230 Vac DN33V7LR20 DN33V9MR20 e 2AI 2DI 1DO BUZ IR 12 to 24 Vac 12 to 30 Vdc 24 Vac do 2 Relays DN33W7HR20 IRDRW00000 DN33W9HR20 IRDRW 0000 __ 2Al 2DI 2DO BUZ IR 115 to 230 Vac DN33W7HB20 DN33W9HB20 2Al 2DI 2DO BUZ IR RTC 115 to 230 Vac DN33W7LR20 DN33W9MR20 2AI 2DI 2DO BUZ IR 12 to 24Vac 12 to 30Vdc 24Vac dc 4 Relays DN33Z7HR20 DN33Z9HR20 2Al 2DI 4DO BUZ IR 115 to 230 Vac DN33Z7HB20 DN33Z9HB20 2Al 2DI 4DO BUZ IR RTC 115 to 230 Vac DN33Z7LR20_ IRDRZ00000 DN33Z9MR20 e IRDRZ 0000 2AI 2DI 4DO BUZ IR 12 to 24 Vac 12 to 30 Vdc 24 Vac dc 4 SSR DN33A7HR20 DN33A9HR20 2Al 2DI 4SSR BUZ IR 115 to 230 Vac DN33A7HB20 DN33A9HB20 2Al 2DI 4SSR BUZ IR RTC 115 to 230 Vac DN33A7LR20_ IRDRA00000 DN33A9MR20 IRDRA 0000 2AI 2DI 4SSR BUZ IR 12 to 24 Vac 12 to 30 Vdc 24 Vac dc 1 Relay DN33B7HR20 DN33B9HR20 2Al 2DI 1DO 1A0 BUZ IR 115 to 230 Vac 10 10V DN33B7HB20 DN33B9HB20 2Al 2DI 1DO 1A0 BUZ IR RTC 115 to 230 Vac DN33B7LR20 IRDRAOOOOO DN33B9MR20 IRDRA 0000 2Al 2DI 1DO 1A0 BUZ IR 12 to 24 Vac 12 to 30 Vdc 1 CONVO 10A0 1 CONVO 10A0 24 Vac dc Tab 9 d 0 1 2 3 4 indicating the ty
53. 17 for B1 for B2 ir eS ti Y du S Y a z l H z al a n 5 g sg e 2 lp amp 2 ee 5 lt a 5 lt wa we ise e lx 33 i Ze jas Z lo lw z jo Ge RE S B n BE ES He lg a E ZE SE SZ ZEH SE SA o gt 15 gt s IA 2c 3 a s 3 jac E Q Q DEPENDENCE par c34 c38 c42 c46 c29 1 13 c29 2 14 c29 3 15 c29 9 c29 10 c29 11 c30 1 13 c30 2 14 c30 3 15 c30 9 c30 10 c30 11 Value Description 3 4 generic alarm circuit 1 relay OFF x x x x x x x generic alarm circuit 1 relay ON 19 20 generic alarm circuit 2 relay OFF x xX x x x x x generic alarm circuit 2 relay ON 5 6 serious alarm circuit 1 and E04 relay OFF x x x x x x serious alarm circuit 1 and E04 relay ON 21 22 serious alarm circuit 2 and E15 relay OFF x x x xX x x serious alarm circuit 2 and E15 relay ON 7 8 serious alarm circuit 1 and E05 relay OFF x x x x x xX serious alarm circuit 1 and E05 relay ON 23 24 serious alarm circuit 2 and E16 relay OFF x x x x x x serious alarm circuit 2 and E16 relay ON 9 10 alarm E05 relay OFF x alarm E05 relay ON 25 26 alarm E16 relay OFF x alarm E16 relay ON 11 12 alarm E04 relay OFF x alarm E04 relay ON 27 28 alarm E15 relay OFF xX alarm E15 relay ON 13 14 serious alarm circuits 1 amp 2 relay OFF x x x x x x x x serious alarm circuits 1 amp 2 relay ON 29 alarm E17 relay OFF x x Tab 8 e 53 ir33 universale 030220801 rel 2 3 16 04 2012 CAREL
54. 2 6 1 Type of control parameter c32 Par Description Def Min Max UM c5 Type control o jo f 0 ON OFF proportional 1 Proportional Integral Derivative PID ab 6 a This parameter is used to set the most suitable type of control for the process in question With PID effective control means the controlled value coincides with the set point or falls within the dead zone in these conditions a series of outputs may be active even if not envisaged in the original control diagram This is the most evident effect of the integral factor Ae control before being applied requires proportional control only without swings and with good stability in the differentials only when there is stable P control can PID guarantee maximum effectiveness 6 2 ti_PID td_PID parameters c62 c63 d62 d63 These are the PID parameters to be set for the application Par Description Def Min Max UoM c62 ti_PID1 600 0 999 S c63 td_PID1 0 0 999 s d62 ti_PID2 600 0 999 s d63 td_PID2 0 0 999 S Tab 6 b The table below shows the probe used by PID1 and PID2 based on the setting of c19 To resolve such overshoots due to the use of the integral time the derivative factor can be introduced which acts as a damper to the swings Nonetheless needlessly increasing the derivative factor increasing the time td increases the time taken for the control
55. 2 c37 c41 Differential logic for output 1 2 OUT1 2 Output 1 2 P1 Set point differential 1 P2 Set point differential 2 B1 Probe 1 As an example reversing the values of differential logic the new deactivation points are as follows Output 1 differential logic c37 50 A Output 2 differential logic c41 100 B A 1 B 30 5 OUT1 ON A A PO RENE SS O S 37 50 l l l H TET B1 f c36 100 i 140 475 i ea i i i i i i i P1 6 P1 6 i 1 P2 61P2 6 di VEBER St1 10 St2 20 Fig 5 p 5 6 5 Activation restriction par d34 d38 d42 d46 In normal operating conditions the activation sequence should be as follows 1 2 3 4 However due to minimum on off times or times between successive activations the sequence may not be observed By setting this restriction the correct sequence is observed even when timers have been set The output with the activation restriction set to x 1 2 3 will CAREL only be activated after the activation of output x The output with the activation restriction set to 0 will be activated irrespective of the other outputs 5 6 6 Deactivation restriction par d35 d39 d43 d47 In normal operating conditions the deactivation sequence should be as follows 4 3 2 1 However due to minimum on off times or times between successive activations the sequence may not be observed By setting this restriction the correct sequence is observed even when timers
56. 21 22 23 24 19 20 21 22 23 24 19 20 21 22 23 24 19 20 21 22 23 24 19 20 21 22 23 24 J 7 B1 B1 BI PA x i B1 B1 DI GhD N DII GND Zi Di1 G B1 D pi GND _ LA DI GND Lar L PTC NTC NTC HT PT100 PT1000 0 1 0 10 0 5 1 3 Vdc 0 20 4 20 mA 2 wires TC J TC K 0 5Vra 0 20 4 20 MA 3 wires DN33 Pa a mE a V E i pay N bay expo B2 DI a ie DI y 82 D 60 rA mar B2 B2 DI 4 cyp C 31 32 33 34 35 36 31 32 33 34 35 36 31 32 33 34 35 36 31 32 33 34 35 36 31 32 33 34 35 36 31 32 33 34 35 36 25 26 27 28 29 30 25 26 27 28 29 30 25 26 27 28 29 30 25 26 27 28 29 30 25 26 27 28 29 30 25 2627 28 29 30 J 7 B1 B1 B1 7 7 zi a fat 81 i DI GND gg TSI Dio E Dia Uni ia LD di do ft Dit GND a PTC NTC NTC HT PT100 PT1000 0 1 0 10 0 5 1 3 Vdc 0 20 4 20 mA 2 wires TCJ TCK 0 5Vra 0 20 4 20 MA 3 wires make sure the wire is stripped for 8 10 mm use a flat head screwdriver to press the orange locking device insert the wire in the hole underneath release the orange locking device 15 ir33 universale 030220801 rel 2 3 16 04 2012 2 6 Connection diagrams CAREL 2 6 1 Connection to the CONV0 10VA0 and CONVONOFFO modules accessories The CONVO 10AVAO and CONVONOFFO modules convert a PWM output for SSR to a 0 to 10 Vdc analogue output and ON OFF r
57. 27 i B1 i P1 i P3 BI i P27 i B1 k te gt ie te gt i P25 P26 P25 P26 St1 Mod Z OUT3 LOW ALARM OUTI OUT2 OUT4 HIGH ALARM i i gt i P27 tot PI i P3 P3 i P2 el P27 i B1 ke gt i ke zie vic gt i le gt P25 P26 St1 Fig 5 9 Mod E OUT3 LOW ALARM OUT4 OUT2 OUT1 HIGH ALARM Fig 5 h Key St Set point 1 P Reverse differential P2 Direct differential P3 Dead zone differential P27 Alarm differential 0UT1 2 3 4 Output 1 2 3 4 B Probe 1 Parameter P28 represents the alarm activation delay in minutes with reference to probe 1 the low temperature alarm E05 is activated only if the temperature remains lower than the value of P25 for a time greater than P28 The alarm may be relative or absolute depending on the value of parameter P29 In the former case P29 0 the value of P25 indicates the deviation from the set point and thus the activation point for the low temperature alarm is set point P25 If the set point changes the activation point also changes automatically In the latter case P29 1 the value of P25 indicates the low temperature alarm threshold The low temperature alarm active is signalled by the buzzer and code E05 on the display The same applies to the high temperature alarm E04 with P26 instead of P25 Likewise parameters P30 to P34 refer to probe 2 Alarm set point relative to working set point P29 0
58. 3 1 the user can adjust these settings using the 8 parameters that define each individual output dependence type of output activation differential logic activation restriction e deactivation restriction maximum minimum modulating output value PWM or 0 10Vdc cut off speed up time type of forcing Special parameters and correspondence with the various outputs OUTI OUT2 OUT3 _ OUT4 Dependence c34 c38 c42 c46 Type of output c35 c39 c43 c47 Activation c36 c40 c44 c48 Differential logic c37 c4 c45 c49 Activation restriction d34 d38 d42 d46 Deactivation restriction d35 d39 d43 d47 Minimum modulating output value d36 d40 d44 d48 Maximum modulating output value d37 d4 d45 d49 Cut off F34 F38 F42 F46 Speed up time F35 F39 F43 F47 Type of forcing F36 F40 F44 F48 Tab 5 j The default and minimum and maximum values of the special parameters depend on the number and type of outputs on the model Before setting parameter c33 make sure the required starting mode param c0 has been set When c33 1 the special parameters are not visible and cannot be set to achieve the required operation A setting a special parameter always check the coherence of the other 43 special parameters with regards to the type of operation set 5 6 1 Dependence parameters c34 c38 c42 c46 This is the parameter that determines the specific function of each
59. 44 F48 These parameters determine how the relay or modulating control output is overridden activated by digital input c29 6 c30 6 The effect on the output depends on whether the output is a relay or modulating Override output action so Ma y pi TYPE OF OVERRIDE RELAY OUTPUT MODULATING OUTPUT St1 0 z Fig 5 1 1 OFF respecting c6 c7__ 0 0 Vdc Key 2 ON 100 10 Vdc St Set point 1 3 minimum set d36 d40 PI Reverse differential d44 d48 d37 Maximum value of modulating output 1 4 maximum set d37 d41 OUTI Output 1 d45 d49 BI Probe 1 5 OFF respecting c6 c7 d1 c8 c9 Tab 5 1 33 ir33 universale 030220801 rel 2 3 16 04 2012 5 7 Additional remarks on special operation Dead zone P3 In modes 3 4 and 5 there is a dead zone defined by P3 The activation or deactivation points cannot be positioned inside the dead zone if these are identified in the zone before and after the set point the instrument automatically increases the hysteresis of the output involved by double the value of P3 Fig 5 u The PWM or analogue outputs will follow the operation indicated in the figure In practice in the dead zone the output maintains the level of activation unchanged 100 Fig 5 v Mode 6 sees the outputs linked to St1 with direct logic activation positive and differential logic negative when
60. 45 r ion d vi i lt gt i gt i gt lt gt Fig 6 a CAREL Example 2 Heating cycle with intermediate pauses At the end of Step5 the operating cycle ends automatically and control resumes based on Setl automatically exit the operating cycle SetC SetB SetA Set1 STEP4 P77 40 P78 SetB P73 40 P74 SetA Example 3 Low pasteurisation cycle At the end of Step5 the operating cycle ends automatically and control resumes based on Set TA SetA pag Set1 l i i i STEPI STEP2 STEP3 STEPS P71 30 P73 45 P75 30 1 P77 1 1 P79 1 P72 Set2 P74 Set2 P76 Set1 P78 Set1 P80 Setl t i i i i STEP4 pp o_o i E 30 45 30 r gt lt gt gt lt P lt gt i Fig 6 c Example 4 High pasteurisation cycle In this example having set the time for the last step to 0 the operating cycle does not end until the operator intervenes and temperature control continues infinitely As the temperature for infinite temperature control is equal to the temperature set for Set1 the system will behave as if it were in normal control however the display will show CLS to indicate that the operating cycle is still in progress i i Set1 i i H i i STEPI i STEP2 STEP3 ISTEP4 i STEPS P71 60 1 P73 30 P75 1 1P77 1 P79 0 P72 SetA 1 P74 Set1 P76 Set1 P78 Setl P80 Set1 i i i i t 60 301 vot a lt gt i pie gt gt Fig 6 d Key T tempe
61. 5 OFF 8 Serious circuit 1 alarm and Low alarm E05 O 9 Low alarm E05 OFF 0 Low alarm E05 O 1 High alarm E04 OFF 2 High alarm E04 O 3 Serious alarm circuit 1 and 2 OFF 4 Serious alarm circuit 1 and 2 O 5 TIMER operation 6 operation of output dependent on status of digital input 1 with reversal of operating logic 7 operation of output dependent on statusof digital input 1 with operating logic maintained 8 ON OFF status signal 9 Generic alarm circuit 2 relay OFF OFF 20 Generic alarm circuit 2 relay ON O 21 Serious alarm circuit 2 and E15 relay OFF OFF 22 Serious alarm circuit 2 and E15 relay ON O 23 Serious alarm circuit 2 and E16 relay OFF OFF 24 Serious alarm circuit 2 and E16 relay ON O 25 Alarm E16 relay OFF OFF 26 Alarm E16 relay ON O 27 Alarm E15 relay OFF OFF 28 Alarm E15 relay ON O 29 Alarm E17 relay OFF OFF Tab 5 k Warning operating modes c0 3 4 and 5 are exceptions in these cases when dependence 1 P1 is used for control to the left of St1 while control to the right of St1 uses P2 orn relay OFF output normally deactivated energised with alarm Alarm relay ON output normally activated de energised with alarm A ON the relay is normally active it is deactivated with an alarm This is an intrinsic safety feature as the contact switches and thus the alarm is signalled even if there is a power failure serious faults on the con
62. 7 6 3 AUto TUNING parameter COA ii 37 64 Operating cycle 6 5 Operation with probe 2 TABLE OF PARAMETERS 44 7 1 Variables only accessible via serial CONNECTION 49 ALARMS 50 8 1 Types of alarms 8 2 Alarms with manual reset 8 3 Display alarm queue 84 Alarm parameters 8 5 Table of alarms 8 6 Relationship between dependence parameter and alarm causes 53 9 TECHNICAL SPECIFICATIONS AND PRODUCT CODES 54 9 1 Technical specifications 9 2 Cleaning the controller 9 3 Product COdES 9 4 Conversion tables from IR32 univers 9 5 Software revisions CAREL 1 INTRODUCTION R33 DN33 Universale is a series of controllers designed for controlling the main physical values temperature pressure humidity conditioning refrigeration and heating units There are two product lines the first or two temperature probes only NTC NTC HT PTC PT1000 and the The range includes models for panel installation IR33 with IP65 index of protection and for DIN rail mounting DN33 To simplify wiring all the models are fitted with plug in terminals The controllers can be connected via a network to supervisory and telemaintenance systems second for two temperature probes with a wider range NTC NTC HT The accessories available include PTC PT100 PT1000 J K thermocouples with insulated bulb for pressure computer based programming too
63. 79 CCF 0 1 0 1 0 P1 Set point 1 differential 2 3 6 10 1 0 2 199 9 179 C F 0 1 0 gt gt gt gt gt gt gt a0 NI a oo No 0 00 NI 00 NI ao P3 Dead zone differential I 266 99 9 179 PC F c4 Authority 0 5 2 2 Validity mode 1 or 2 2 gt PRESE iv N Cal N Cal c5 Type of control 0 0 1 0 ON OFF Proportional 1 Proportional Integral Derivative PID P c6 Delay between activation of 2 different relay outputs 5 0 255 s 3 13 R W Validity c0 4 A c7 inimum time between activation of the same relay output 0 0 15 min 4 4 RAN Validity cO 4 d1 inimum time between deactivation of 2 different relay 0 0 255 s 5 15 RW 3 outputs Validity cO 4 c8 inimum relay output off time 0 0 15 min 6 6 RW A Validity cO 4 c9 inimum relay output on time 0 0 15 min 7 17 RAN alidity cO 4 V c10 Status of control outputs on circuit 1 in the event of probe 1 0 0 3 8 18 RW A alarm 0 All outputs OFF 1 All outputs ON 2 Direct outputs on reverse outputs off 3 Direct outputs off reverse outputs on d10 Status of control outputs on circuit 2 in the event of probe 2 0 0 3 112 212 R W amp alarm see c10 c11 Output rotation 0 0 8 5 19 119 RW amp 0 Rotation not active 1 Standard rotation on 2 or 4 relays 2 2 2 rotation 3 2 2 rotation COPELAND 4 Rotate outputs 3
64. DN33A7HB20 DN33A9HB20 __ 2Al 2DI 4SSR BUZ IR RTC 115 to 230 V R33A7LR20 _ IR33A9MR20 DN33A7LR20 DN33A9MR20 _ 2Al 2DI 4SSR BUZ IR 12 to 24Vac 12 to 30Vdc 24Vac Vdc R33B7HR20_ IR33B9HR20 DN33B7HR20 DN33B9HR20 2Al 2DI 1DO 1A0 BUZ IR 115 to 230 V R33B7HB20__ IR33B9HB20 DN33B7HB20 DN33B9HB20 2Al 2DI 1DO 1A0 BUZ IR RTC 115 to 230 V R33B7LR20 __ IR33B9MR20 DN33B7LR20 DN33B9MR20 _ 2Al 2DI 1DO 1A0 BUZ IR 12 to 24 Vac 12 to 30 Vdc 24 Vac Vdo R33E7HR20 __ IR33E9HR20 DN33E7HR20 DN33E9HR20 2Al 2DI 2D0 2A0 BUZ IR 115 to 230V R33E7HB20 __ IR33E9HB20 DN33E7HB20 DN33E9HB20 2Al 2DI 2D0 2A0 BUZ IR RTC 115 to 230 V R33E7LR20 _ IR33E9MR20 DN33E7LR20 DN33E9MR20 _ 2Al 2DI 2D0 2A0 BUZ IR 12 to 24 Vac 12 to 30Vdc 24 Vac Vdc IROPZKEYOO Programming key IROPZKEYAO Programming key with power supply IROPZ48500 RS485 serial interface IROPZ485S0 RS485 serial interface with automatic recognition of TxRx amp TxRx IROPZSER30 RS485 serial card for DN33 CONVO 10A0 Analogue output module CONVONOFFO ON OFF output module Tab 9 b AAl analogue input AO analogue output DI digital input DO digital output relay BUZ buzzer IR infrared receiver RTC Real Time Clock 9 4 Conversion tables from IR32 universale 9 4 1 Panel mounting
65. DN33A9MR20 e 2Al 2DI 4SSR BUZ IR 12 to 24 Vac 12 to 30 Vdc 24 Vac Vdc relay 1 R33B7HR20 IR33B9HR20 DN33B7HR20 _ DN33B9HR20 2Al 2DI 1DO 1 AO BUZ IR 115 to 230V R33B7HB20 IR33B9HB20 DN33B7HB20 _ DN33B9HB20 2Al 2DI 1DO 1A0 BUZ IR RTC 115 to 230 V Oto 10Vdc IR33B7LR20 _ IR33B9MR20 e DN3387LR20 _ DN33B9MR20 _ 2Al 2DI IDO 1A0 BUZ IR 12 to 24Vac 12 to 30 Vdc 24 Vac Vde 2 relays 2 R33E7HR20 IR33E9HR20 DN33E7HR20 DN33E9HR20 2Al 2DI 2DO 2A0 BUZ IR 115 to 230V R33E7HB20 IR33E9HB20 DN33E7HB20 DN33E9HB20 2Al 2DI 2D0 2A0 BUZ IR RTC 115 to 230 V Oto 10 Vdc IR33E7LR20 IR33E9MR20 e DN33E7LR20 DN33E9MR20 _ 22Al 2DI 2DO 2A0 BUZ IR 12 to 24Vac 12 to 30 Vdc 24 Vac Vdc Tab 1 a Al analogue input AO analogue output DI digital input DO digital output relay BUZ buzzer IR infrared receiver RTC Real Time Clock 0 TYPES OF PROBES INPUTS AVAILABLE Temperature inputs Universal inputs NTC 50T90 C 50T110 C Note that the type of outputs can be identified from the code NICHT OTIS 10T150 C the fifth letter V W Z corresponds to 1 2 4 relay outputs respectively sh sol a SUORE the fifth letter A corresponds to 4 SSR outputs al Doo oe the fifth letter B E corresponds to 1 or 2 relays and 1 or 2 x 0 to 10 Vdc TC J K F 1001800 C analogue outputs respectively Oto 1V 2 Max range 199 to 800 0 5 to 1 3V Max range 199 to 800
66. For the explanation of the types of control based on parameter c19 see the chapter on Control 5 3 Standard operating modes parameters St1 St2 c0 P1 P2 P3 The controller can operate in 9 different modes selected by parameter c0 The basic modes are direct and reverse In direct mode the output is activated if the value measured is greater than the set point plus a differential In reverse mode the output is activated if the temperature is lessthan the set point plus a differential The other modes are a combination of these with possibility of 2 set points St1 amp St2 and 2 differentials P1 amp P2 based on the mode direct or reverse or the status of digital input 1 Other modes include dead zone P3 PWM and alarm The number of outputs activated depends on the model VAN Z 1 2 4 relay outputs A 4 SSR outputs B E 1 2 analogue outputs and 1 2 relay outputs Selecting the correct operating mode is the first action to be performed when the default configuration ie reverse operation is not suitable for the application in question For the description of timer operation see paragraph 5 6 1 dependence parameter 15 Par Description Def Min Max UoM St1_ Set point 1 20 c21 c22 C F St2 Set point 2 40 c23 c24 SCF c0 1 direc 2 1 9 2 reverse 3 dead zon
67. P29 0 P26 0 threshold disabled if P29 1 P26 150 threshold disabled P27 Alarm differential on probe 1 2 3 6 0 0 50 90 C F P25 Low temperature alarm thresholdon 50 199 P26 C F probe 1 58 199 if P29 0 P25 0 threshold disabled if P29 1 P25 199 threshold disabled P26 High temperature alarm threshold on 150 P25 800 C F probe 1 302 800 if P29 0 P26 0 threshold disabled if P29 1 P26 800 threshold disabled P27 Alarm differential on probe 1 2 3 6 O 0 99 9 C RF 179 P28 Alarm delay time on probe 1 120 0 250 min s P29 Type of alarm threshold on probe 1 1 0 1 O relative 1 absolute CAREL P30 Low temperature alarm thresholdon l 50 50 P31 CCF Key probe 2 58 58 E04 E15 High alarm probe B1 B2 if P34 0 P30 0 threshold disabled E05 E16 Low alarm probe B1 82 if P34 1 P30 50 threshold disabled B1 B2 Probe 1 2 de ela aa i i Pr bia 8 4 3 Status of the control outputs with alarm from if P34 0 P31 0 threshold disabled digital input parameter c31 if P34 1 P31 150 threshold disabled Parameter c31 determines the action on the control outputs if an alarm P32 Alarm differential on probe 2 260 0 50 90 CCF from digital input E03 is active see c29 and c30 When OFF is selected P30 Low temperature alarm thresholdon 50 1 199 P31 F th
68. PTC range 50T 150 C 3 Standard PT1000 range 50T 150 C ir33 universale 030220801 rel 2 3 16 04 2012 26 P14 Probe 1 calibration P15 Probe 2 calibration c17 Probe disturbance filter 15 Tab 5 b A a probe with current voltage signal is selected the unit of measure must be left at C C18 0 Parameter c13 defines the type of probe 1 B1 and any probe 2 B2 For controllers with universal inputs the corresponding selections are highlighted in the table Parameters P14 and P15 for probe 1 and probe 2 respectively are used to correct the temperature measured by he probes indicated on the display using an offset the value assigned o these parameters is in fact added to positive value or subtracted from negative value the temperature measured by the probes When pressing Set after having entered the value the display does not show he parameter but rather immediately shows the new value of the probe reading being calibrated This means the result of the setting can be checked immediately and any adjustments made as a consequence Press Set again to access the parameter code and save the value For probes with current voltage signals parameters c15 c16 for probe 1 and d15 d16 for probe 2 are used to scale the probe output signal The value of parameters P14 P15 is added after this operation Example 0 to 10 Vdc input on B1 c15 30 c16 90 P14 0 Display Visuali
69. R W 2 See F36 c42 Output 3 dependence 1 0 29 42 42 RAW 3 c43_ Type of output 3 O m 0 D 3 3 RW 3 c44 Output 3 activation 75 m 100 00 43 43 RAW 3 c45_ Output 3 differential logic 25 m 100 00 44 44 RAW 3 d42 Output 3 activation restriction 0 0 4 45 45 RAW 3 d43 Output 3 deactivation restriction 0 0 4 j 46 46 RAW 3 d44 Minimum value for modulating output 3 0 0 00 47 47 RAW 3 d45_ Maximum value for modulating output 3 100 0 00 48 48 RAW 3 F42 Output 3 cut off 0 0 D 40 40 R W 3 See F34 F43 Output 3 speed up duration 0 0 20 s 19 219 R W 3 0 speed up disabled F44 Type of override for output 3 0 0 5 20 220 RAW 3 See F36 c46 Output 4 dependence 1 0 29 5 49 149 R W A c47_ Type of output 4 0 0 D 32 32 R W 4 c48 Output 4 activation 100 100 00 50 150 R W 4 c49 Output 4 differential logic 25 100 00 51 151 R W 4 d46 Output 4 activation restriction 0 0 4 n 52 152 R W 4 d47 Output 4 deactivation restriction 0 0 5 53 153 R W A d48_ Minimum value for modulating output 4 0 0 00 54 154 RAW _ 4 d49 Maximum value for modulating output 4 100 0 00 55 155 R W 4 F46 Output 4 cut off 0 0 D 41 41 R W 4 See F34 F47 Output 4 speed up duration 0 0 20 s 121 221 R W 4 0 speed up disabled F48 Type of override for output 4 0 0 5 122 222 R W 4 See F36 c50 Lock keypad and remote control 1 0 2 i 56 156 RW A c51 Remote control enabling code 1 0 255 57 157 RW A 0 Programming from remot
70. T T T T T T Go G DI1 GND B1 B1 B1 5V N L DI1 GND B1 B1 B1 5V 115 V 90 mA 24V 50 60 Hz 230 V 45 mA 50 60Hz 24V 450 mA max DN33B9HR20 DN33B9HB20 DN33B9MR20 DN33E9HR20 DN33E9HB20 DN33E9MR20 EN60730 1 8 4 A 5 mA MAX EN60730 1_339y8 MA AO2 4 pc SMAMAX DO183 ovina A02 4 DST toy DO1 3 230 172 HP DE q 10V KA tei a T r Y EA NOI NCI C1 N03 NG3 C3 va Go YA Go 13 14 15 16 17 18 19 20 21 22 23 24 L LL l J 13 14 15 16 17 18 19 20 21 22 23 24 ea yee Relays i ca DOT DO3 j i cz A02 AO4 EFF SERIAL DO1 D03 Ao2 A04 fer POWER KEY Pees ic et a a hY 0 10 Vdc Di2 GND B2 482 82 2V RE SUPRLY 31 32 33 34 35 36 SUPPLY SR 31 32 33 34 35 36 1 ed 25 26 27 28 29 30 T T T T T T T T dI 2 25 26 27 28 29 30 GO G DIT GND B1 B1 B1 5V T T T T T T T T N 1 DI1 GND B1 B1 B1 5V pat St 24V 50 60 Hz 230 V 45 mA 50 60Hz 2 5 24V 450 mA max IR33 DN33 Universale with universal inputs probe connections IR33 82 B2 12V ge NN Nt be y GND NS bp P cala oz GND wee mA max Da GND Hola Da GND 82 25 26 27 28 29 30 25 26 27 28 29 30 25 26 27 28 29 30 25 26 27 28 29 30 25 26 27 28 29 30 19 20
71. age humidity lt 90 U R non condensing Front panel index of protection R33 assembly on smooth and indeformable panel with IP65 gasket DN33 front panel IP40 complete controller IP10 Construction of control device ntegrated electronic control device Environmental pollution 2 normal PTI of the insulating materials Printed circuits 250 plastic and insulating materials 175 Period of stress across the insulating parts Long Class of protection against voltage surges Category 2 Type of action and disconnection 1 C relay contacts microswitching Classification according to protection against electric shock Class 2 when appropriately integrated Device designed to be hand held or integrated in hand held devices o Software class and structure Class A Front panel cleaning Only use neutral detergents and water Carel serial network interface External available on all models Programming key Available on all models Connections model temperature inputs only Plug in for 0 5 o 2 5 mm2 cables max current 12 A universal inputs Plug in power supply and outputs for 0 5 to 2 5 mm cables Digital and analogue inputs for 0 2 to 1 5 mm cables Correct sizing of the power and conn ection cables between the controller and the loads is the responsibility of the installer In the max load and max operating temp conditions the cables used must be suitable
72. al reset circuit 1 As for c29 3 but the delay is P33 and the display shows Ed2 For the following settings to take effect independent operation must be active c19 7 c29 9 Immediate external alarm automatic reset circuit 2 Same as c29 1 for circuit 2 c29 10 Immediate external alarm manual reset circuit 2 Same as c29 2 for circuit 2 c29 11 Delayed external alarm P33 manual reset circuit 2 Same as c29 3 for circuit 2 c29 12 Override outputs circuit 2 Same as c29 6 for circuit 2 Parameter c29 is not operative when c0 6 7 8 or in special operation c33 1 when dependence 16 and 17 These operating modes in fact exploit digital input 1 to switch the set point and or the operating logic therefore any change to the value of this parameter has no affect CAREL 6 CONTROL ON OFF and PID control The controller can operate with two types of control ON OFF proportional in which the actuator either operates at full power or is off This is a simple control mode that in certain cases can achieve satisfying results PID useful for systems in which the response of the controlled value compared to the changeable value does allow to eliminate the error in steady operation and improve the regulation The changeable value becomes an analogue value that continuously varies between 0 and 100 In PID control the proportional band coincides with the differential parameters P1 P
73. ala DC 12 30 V 300 mA MAX GND GND AC 115 230V 50 mA MAX DN33B7HR20 DN33B7HB20 DN33B7LR20 DN33E7HR20 DN33E7HB20 DN33E7LR20 EN60730 1 8 4 A 5 mA MAX DO1 3 TO avi MA AO2 4 p MaMa DONS Gre aama AOZIA ocg Tov 12004 a 12LRA NOT NCI CI NO3 NG G y2 GO va GO NO1 di q NO3 NC3 F Ni i Y4 G0 13 a 15116 T 3 19 20 21 22 23 24 13 14 15 16 17 18 19 20 21 22 23 24 Do1 D03 Fe pr DO1 D03 CO PA A02 A04 A02 AO4 s KEY a POWER KEY ewes rower SERIAL iiss Relays SUPPLY SERIAL 2 1 2 6 7 8 9 10 11 0 10 Vdc 4 5 e6 7 8 9 10 11 TT L N i AC 115 230 V 50 mA MAX 81f 82 on ov 81 82 on ov AC 12 24V GND DC 12 30V 300 mA MAX GND DN33 models with 1DO 2DO 1DO 1A0 show the complete screen printing including the outputs that are not available Key POWER SUPPLY Power supply DO1 D02 D03 D04 Digital output 1 2 3 4 relays 1 2 3 4 AOQ1 A02 A03 A04 PWM output for controlling external solid state relays SSR or 0 to 10 Vdc analogue output GO PWM or 0 to 10 Vdc analogue output reference VIN2N3NA4 PWM or 0 to 10 Vdc analogue output signal C NC NO Common Normally closed Normally open relay output B1 B2 Probe 1 Probe 2 DI1 DI2 Digital input 1 Digital input 2 13 ir33 universale 030220801 rel 2 3 16 04 2012 CAREL 2 4 1R33 DN33 Universale with univ
74. ame for IR33 and DN33 models with universal inputs Only the numbering of the terminals changes To connect two wire PT1000 probes jumper B1 and B1 for probe 1 and B2 and B2 for probe 2 Key POWER SUPPLY Power supply DO1 D02 D03 D04 Digital output 1 2 3 4 relays 1 2 3 4 AO1 A02 A03 A04 PWM output for controlling external solid state relays SSR or 0 to 10 Vdc analogue output GO PWM or 0 to 10 Vdc analogue output reference Y1 Y2 Y3 Y4 PWM or 0 to 10 Vdc analogue output signal C NC NO Common Normally closed Normally open relay output B1 B1 B1 B2 B2 B2 Probe 1 Probe 2 DI1 DI2 Digital input 1 Digital input 2 ir33 universale 030220801 rel 2 3 16 04 2012 14 CAREL
75. and any further tuning operations performed During commissioning the system is in a stationary state that is it is not powered and is in thermal balance at room temperature this state must be maintained when programming the controller before starting he Auto Tuning procedure The controller must be programmed by setting the parameters specified previously making sure to avoid starting o control the loads and thus altering the state of the system that is increasing or decreasing the temperature This can be achieved by not connecting the control outputs to the loads or keeping the loads off not powered Once programmed the controller must be switched off if necessary the connections of the outputs to the loads must be restored and finally power connected to the entire system controller and unit The controller will then start the Auto Tuning procedure identified by the c19 PIDI PID2 dependence 1 dependence 2 1 B1 B2 B1 7 B1 circuit 1 B2 circuit 2 8 max B1 B2 BI 9 min B1 B2 BI 0 2 3 4 5 6 10 11 BI BI Tab 6 c based on the setting of Or the explanation of operation of contro c19 see par 6 5 To eliminate the effect of the integral and derivative factors set the respective parameters ti and td 0 Setting td 0 and ti 0 achieves P l operation widely used for controlling environments in which the temperature does not have considerable variations jlo eliminate the error in steady oper
76. ation PI control can be implemented as the integral factor reduces the average value of the error Nonetheless a high impact of this factor remember that it contributes in an inversely proportional way to the time ti may increase temperature swings overshoots and the time taken for the controlled variable to increase and decrease bringing instability 37 UNING icon flashing on the display performing a preliminary check on the starting conditions and assessing their suitability that is for a system in direct mode the starting temperature measured by the control probe must be higher than the set point more than 5 C from the set point for a system in reverse mode the starting temperature measured by the control probe must be lower than the set point more than 5 C from the set point If the starting conditions are not suitable the procedure will be not be started and the controller will show the corresponding alarm E14 the controller will remain in this status without perform any operation awaiting a reset or until switched off and on again The procedure can be repeated to check whether the starting conditions have changed and Auto Tuning can start If on the other hand the starting conditions are suitable the controller will start a series of operations that modify the ir33 universale 030220801 rel 2 3 16 04 2012 current state of the system introducing alterations that when
77. cannot be changed however the values can be displayed The type c parameters on the other hand being protected by password can be set on from keypad following the standard procedure With the remote control disabled the values of the parameters can be displayed but not set See the paragraph on using the remote control A c50 is set 2 from the remote control this is instantly disabled To re enable the remote control set c50 0 or c50 1 on the keypad 4 1 3 Show standard display disable buzzer parameters c52 c53 Description Def Min Max UoM Display 0 0 3 0 Probe 1 1 Probe 2 2 Digital input 1 3 Digital input 2 4 Set point 1 5 Set point 2 6 Probe 1 Probe 2 alternating Buzzer 0 0 1 0 Enabled 1 Disabled Par c52 c53 Tab 4 d 4 1 4 Delay at start up parameter c56 Used to delay the start of control when the device is powered up This is useful in the event of power failures so that the controllers in the network don t all start at the same time avoiding potential problems of electrical overload Par Description Def Min Max UoM c56 Delay at start up 0 0 255 S Tab 4 e 4 1 5 Soft start parameter c57 d57 This function is used to gradually increase or decrease the set point according to the value of the parameter The function is useful if the controller is used in cold rooms or seasoning rooms or in similar situations when starting at f
78. corresponds to B1 B2 i e T1 T2 and must be equa o 5 C St1 5 The operating mode will be reverse c0 2 given tha he controller activates the outputs as the value of T1 T2 decreases and tends towards 0 Choosing a differential equal to 2 C P1 2 a high emperature threshold equal to 40 C P26 40 and a delay of 30 minutes P28 30 the operation will be as described in the following figure B1 T1 B2 T2 CHILLER Mod W ON OFF Fig 6 e Solution 1b if on the other hand priority is attributed to T2 e g Low temperature threshold 6 C with a one minute delay the main probe B1 must be set as the outlet temperature With these new conditions the set point St1 equal to B1 B2 i e T2 T1 must now be set to 5 C The operating mode will be direct c0 1 given that the controller must activate the outputs as the value of T2 T1 increases and from 5 tends towards 0 P25 6 and P28 1 min activate the Low temperature alarm as shown in the new control logic diagram B2 T1 B1 T2 CHILLER Mod W OUTI OUT2 ON OFF gt Pi i Bre ui sl St1 5 Fig 6 f Example 1 continued Example 1 can be resolved using special operation c33 1 Starting from solution 1b T2 must be 5 C less than T1 The main probe is located at the outlet T2 B1 These requirements also need to be satisfied the outlet temperature T2 must rema
79. differential 1 0UT1 2 3 4 Output 1 2 3 4 BI Probe 1 ir33 universale 030220801 rel 2 3 16 04 2012 Mode 3 Dead zone c0 3 The aim of this control mode is to bring the measured value within an interval around the set point St1 called the dead zone The extent of the dead zone depends on the value of parameter P3 Inside the dead zone the controller does not activate any outputs while outside it works in direct mode when the temperature is increasing and in reverse mode when it is decreasing According to the model used there may be one or more outputs in direct and reverse modes These are activated or deactivated one at a time as already described for modes 1 amp 2 according to the value measured and the settings of St1 P1 for reverse control and P2 for direct control 5 3 3 Mod V A Mod W gt PI P3 BI BC Lia i PB i P2 BI sti sti Mod Z A OUT2 OUTI OUT3 OUT4 i l 2 P1 g P P3 Oi P2 x BI sti Fig 5 e Key Stl Set point 1 P1 P2 Reverse direct differential P3 Dead zone differential OUT1 2 3 4 Output 1 2 3 4 BI Probe 1 When the controller only has 1 output it works in reverse mode with dead zone 5 3 4 Mode 4 PWM c0 4 The control logic in PWM mode uses the dead zone with the outputs activated based on pulse width modulation PWM The output is activated in a period equal to the value of parameter c12
80. digital input 1 is open The closing of digital input 1 forces the outputs to depend on St2 and P2 and the logic becomes reverse by inverting of sign of the activation and differential logic parameters reading the values of the parameters does not depend on the status of the digital input these only change as regards the algorithm When c33 1 The outputs with dependence 16 will have the effect shown in the figure when ID1 switches DEPENDENCE 16 INPUT DI1 OPEN INPUT DIT CLOSED ON ON OFF OFF Fig 5 w ir33 universale 030220801 rel 2 3 16 04 2012 34 CAREL Modes 7 and 8 The outputs with dependence 17 will have the effect shown in the figure when ID1 switches These modes in fact do not allow changes to the logic The alarm outputs dependence 3 to 14 19 to 29 do not depend on digital input 1 DEPENDENCE 17 INPUT DIT OPEN INPUT DI1 CLOSED ON ON OFF OFF Fig 5 x Modes 1 amp 2 in differential operation c19 1 Similarly to the previous case when c33 1 the outputs with dependence 2 no longer have the compensation function Modes 1 and 2 with compensation operation c19 2 3 4 Like the previous case when c33 1 the compensation function is no longer active on outputs with dependence setting 2 5 8 Outputs and inputs 5 8 1 Outputs set as ON OFF par c6 c7 d1 c8 c9 c11 The parameters in question concern the minimum on or off time
81. e 4 PW 5 alarm 6 direct reverse from DI1 7 direct direct from DI1 8 reverse reverse from DI1 9 direct reverse with separate set poin P1 Set point differential 1 2 0 1 50 CAF P2_ Set point differential 2 2 0 1 50 C F P3_ Dead zone differential 2 0 20 C CE P1 _ Set point differential 1 2 3 6 _ 0 1 0 2 99 9 179 C F P2_ Set point differential 2 2 3 6 _ 0 1 0 2 199 9 179 C F P3_ Dead zone differential 2 3 6 _ O 0 _ 99 9 179 C F c21 Minimum value of set point 1 50 50 c22 C CF c22 Maximum value of set point 1 60 c21 150 C F c21 Minimum value of set point 1 50 A eA ED 58 199 c22 Maximum value of set point 1 110 c21 800 800 C F 230 c23 Minimum value of set point 2 50 50 c24 C F c24 Maximum value of set point 2 60 c23 150 C F c23 Minimum value of set point 2 50 199 c24 s E 58 199 c24 Maximum value of set point 2 110 c23 800 800 C F 230 Tab 5 d A be able to set c0 the value of c33 must be 0 If c33 1 changing cO 27 has no effect A the mode set to become immediately operational the controller needs to be switched off an on again Otherwise correct operation is not guaranteed The meaning of parameters P1 amp P2 changes according to the operating mode selected Fore example in modes 1 amp 2 the differential is always P1 P2 on the other hand is the reverse differential in mode 6 and the direct
82. e outputs OFF others unchanged 3 Direct outputs OFF others unchanged f a relative alarm is set on probe 1 P29 0 thresholds P25 and P26 d31 Status of control outputs in circuit 2 inthe 0 0 3 E can only have values in the range 0 to 800 without the restriction event of an alarm from digital input P25 lt P26 The same applies to the parameters for probe 2 P30 P31 See c31 when P34 0 ab 8 c P28 sets the minimum time required to generate a high low temperature alarm E04 E05 or delayed alarm from external contact E03 In the first case E04 E05 the unit of measure is minutes in the second case E03 it is seconds Alarms E04 and E05 have automatic reset P27 represents the hysteresis between the alarm activation value and deactivation value If Prg mute is pressed when the value measured is above one of the thresholds the buzzer is immediately muted while the alarm code and the alarm output if set remain active until the value measured is outside of the activation threshold P28 sets the minimum time required to generate a high low temperature alarm E04 E05 or delayed alarm from external contact E03 To generate an alarm the value measured by probe B1 must remain below the value of P25 or above the value of P26 for a time greater than P28 For an alarm from digital input c29 c30 3 the contact must remain open for a time greater than P28 In the case of an alarm event a counter starts and g
83. e control without code c52 Display 0 0 10 58 158 RW amp 0 Probe 1 7 Output 1 percentage 1 Probe 2 8 Output 2 percentage 2 Digital input 1 9 Output 3 percentage 3 Digital input 2 10 Output 4 percentage 4 Set point 1 5 Set point 2 6 Probe 1 alternating with Probe 2 c53 Buzzer 0 0 1 D 33 33 RW A 0 Enabled 1 Disabled c56 Delay on power up 0 0 255 S 59 159 RW A c57_ Soft start circuit 1 0 0 99 min C 60 160 RAV A d57 Soft start circuit 2 0 0 99 min C 123 223 RW c62 ti_PIDI 600 0 999 S 61 161 R W TUNING c63 td_PIDI 0 0 999 S 62 162 RAW TUNING d62_ ti_PID2 600 0 999 Ss 124 224 RAW TUNING d63 td_PID2 0 0 999 5 125 225 RAW TUNING c64 Auto Tuning 0 0 1 D 34 34 R W TUNING 0 Disabled _1 Enabled Validity c19 7 c65 Logical enabling hysteresis 1 5 2 7 0 0 99 9 179 C CF A 34 34 R W A c66 Start enabling interval Validity c0 1 2 50 58 l 50 58 1150 302 C CF A 22 22 R W A 47 ir33 universale 030220801 rel 2 3 16 04 2012 Par Description Note Def Min Max UoM Type CAREL ModBus R W Icon SPV c67 End enablin
84. e controller shuts down immediately and the timers are ignored When probe 2 58 199 ON is selected on the other hand the Delay between activations of if P34 0 P30 0 threshold disabled two different relay outputs parameter c6 is observed If the alarm from if P34 1 P30 199 threshold disabled digital input has automatic reset c29 1 and or c30 1 when normal P31 High temperature alarm thresholdon 150 P30 SOON REGGE conditions return external contact closed the alarm output if set see probe 2 302 800 c0 5 is reset and normal control resumes if P34 0 P31 0 threshold disabled c31 0 all control outputs OFF if P34 1 P31 800 threshold disabled c31 1 all control outputs ON oe Samm ciiereniiel enrole 2 2 3 6 0 0 LE c31 2 only the outputs with reverse operation OFF the others are P33 Alarm delay time on probe 2 120 0 250 min s not affected citati P34 Type of alarm threshold on probe 2 1 0 1 E c31 3 only the outputs with direct operation OFF the others are O relative 1 absolute not affected Tab 8 b Par Description Def Min Max UoM f a relative alarm is set on probe 1 P29 0 thresholds P25 and P26 c31 Status of control outputs in circuit 1inthe O O 3 can only have values in the range 0 to 150 without the restriction event of an alarm from digital input P25 lt P26 The same applies to the parameters for probe 2 P30 P31 0 All outputs OFF when P34 0 1 All outputs ON 2 Revers
85. ed by the controller to activate control and consequently the outputs is whichever probe measures the higher value A Control by BI Control by OFF B2 1 i 1 1 1 I L 1 i 1 I 1 i 1 i 1 i A c0 2 OUT2 OUTI chi c19 8 Mod W OFF i i gt P1 max B1 B2 te i Stl Fig 6 q Key T temperature t time CAREL Setting c19 9 the probe used by the controller to activate control and consequently the outputs is whichever probe measures the lower value Controlby Control by i Control by T B2 BI i B2 i B1 i i i OFF i B2 gt t A c0 2 OuT2 OUTI c19 9 min B1 B2 Fig 6 r Key T temperature t time 6 5 9 Control set point set from probe 2 parameter c19 10 The control set point is no longer fixed but rather varies based on the value of probe B2 For current or voltage inputs St1 will not be the voltage or current value but rather the value shown on the display depending on parameters d15 and d16 A Stl B2 c0 2 OUT2 OUTI c19 10 ON Mod W gt Di PI si BI St1 B2 Fig 6 5 Key T temperature t time 6 5 10 Heat cool changeover from probe B2 parameter c19 11 When c19 11 if the value of probe B2 within the interval defined by c66 and c67 the controller remains in standby When the value of probe B2 is less than C66 control is performed based on the parameters set by the user while when the value of probe B2 is high
86. ed off and on again simply set parameter c64 to 1 press the A button for 5 seconds after which the unit will display the message tun and Auto Tuning will start The controller then proceeds with Auto Tuning as already described above In both modes described if the procedure ends positively the controller will automatically set parameter c64 to zero and will activate PID control with the new parameters saved Ore Auto Tuning procedure should not be considered essential in achieving optimum control of the system experienced users can also achieve excellent results by setting the parameters manually Or users experienced in operating the IR32 Universal family controllers in P l mode simply set c5 1 that is PID control enabled and use the default values of the parameters thus replicating the behaviour of the previous model of controller 6 4 Operating cycle The operating cycle function is incompatible with independent operation c19 7 The operating cycle is an automatic program that can have a maximum of 5 set points to be reached in the 5 respective time intervals This may be useful for automating processes in which the temperature must follow a set profile for a certain time e g milk pasteurisation Are duration and temperature must be set for all 5 steps The operating cycle is started from the keypad digital input or automatically by RTC See the chapter on the User interface If the du
87. ee compressors rotation mode 7 can be set reserving outputs 2 3 amp 4 for the compressors while output 1 can be unconnected or used as an auxiliary output or alarm output 5 8 5 SSR solid state relay digital outputs When control is required using on one or more PWM outputs the solution with relays becomes impractical if the changeover times are not quite high at least 20 seconds otherwise the life of the relays will be reduced In these cases solid state relays SSR can be used managed according to the specific application 5 8 6 PWM cycle time parameter c12 This represents the total time of the PWM cycle in fact the sum of the on time tON and the off time tOFF is constant and equal to c12 The ratio between ton and toff is established by the control error that is the deviation from the set point referred as a percentage to the differential linked to the output For further details see mode 4 Par Description Def Min Max UM c12 PWM cycle time 20 0 2 999 s Validity c0 4 In special operation c12 is active in any mode if type of output 1 Tab 5 p ON OFF Key t Time O the action of PWM operation is modulating PID control can be fully exploited so that the value coincided with the set point or falls inside the dead zone O minimum on time ton calculable and the maximum definition achievable for ton is 1 100 of c12 1 5 8 7 Oto 10Vdcanalogue output
88. elay output respectively Below is an example of an application that uses model DN33A7LR20 Note that the same controller can thus have 3 different types of outputs If only the 0 to 10 Vdc analogue output and the elay output are required models DN33E7LR20 or DN33E9MR20 can be used the wiring diagram is shown below 20 mA MAX AOT 4 SSR DST MAX CONVO 10A0 7 8 OO GO 4 20mA Signal output GO 0 10Vdc Signal output Output 230 Vac Fig 2 a Key CONVO 10A0 amp CONVONOFF modules CONVO 10A0 module CONVONOFF module Terminal Description Terminal Description Terminal Description 1 24 Vac power supply 5 0 to 10 Vdc output reference 5 Normally open 2 Power supply reference 6 0 to 10 Vdc output 6 Common 3 PWM control signal 7 4 to 20 mA output reference 7 Normally closed 4 PWM control signal 8 4 to 20 MA output 8 Not connected The control signal to terminals 3 amp 4 on the CONVO 10VA0 and CONVONOFF modules is optically isolated This means that the power supply G GO can be in common with the power supply to the controller ATTUATORE 1 ACTUATOR 1 ATTUATORE 2 ACTUATOR 2 NO1 NC1 C1 NO3 NC3 C3 Loe A04 SERIAL I 115 230 Vac ATTUATORE 2 ACTUATOR 2 ATTUATORE 1 ACTUATOR 1 NO3 NC3 C3 NO1 NC1 C1 24Vac EE SERIAL GNI
89. enerates an alarm when reaching the minimum time P28 If during the count the value measured returns within the threshold or the contact closes the alarm is not signalled and the count is reset When a new alarm condition occurs the count starts from 0 again ON 51 ir33 universale 030220801 rel 2 3 16 04 2012 CAREL 8 5 Table of alarms Message Cause of the alarm Saved to Icon on Buzzer Reset Control action Checks solutions on display alarm queue display E01 Probe B1 fault x A OFF automatic Depends on parameter c10 Check probe connections E02 Probe B2 fault x OFF automatic fc19 1 amp c0 1 2 as for Check probe connections A E01 otherwise control does not stop E03 Digital contact open immediate alarm x O automatic Based on parameter c31 Check parameters c29 c30 c31 delayed with manually automatic reset A Check the external contact cicuit 1 E04 The temperature measured by the probe x O automatic o effect on control Check parameters P26 P27 P28 P29 has exceeded the threshold P26 for a time A greater than P28 E05 The temperature measured by the probe x O automatic o effect on control Check parameters P25 P27 P28 P29 has fallen below threshold P25 for a time A greater than P28 E06 Real time clock fault OFF jautomatic Reset the clock time O manua If the alarm persists contact service E07 EEPROM error unit parameters 2 JOFF automatic Total shutdown Co
90. er than c67 the set point band and control logic are changed automatically One typical example is the changeover in operation of the fan coil based on the supply water temperature 43 c19 11 A c0 1 ON Cooling Standby Heating St1 P1 St2 P2 ensenedseceded i 1 OFF ii ii gt i 65 i c65 B2 c66 c67 Fig 6 t not use this function in combination with dependency settings 16 and 17 6 5 11 Differential operation with pre alarm parameter c19 12 When c19 12 differential operation Mod W A c19 12 OUTI OUT2 on c0 1 Fig 6 u is accompanied by two thresholds c66 and c67 to override the outputs as shown in the following diagram A c19 12 ON Forcing reverse outputs Forcing direct outputs OFF c65 66 c67 Fig 6 v On process chillers this limits possible excursions of probe B1 B1 6 5 12 Using the CONV0 10A0 module accessory This module converts a 0 to 12 Vdc PWM signal for solid state relays to a linear 0 to 10Vdc and 4 to 20 mA analogue signal Programming to get the modulating output signal the PWM control mode is used see the explanation for parameter c12 The PWM signal is reproduced exactly as an analogue signal the percentage ON time corresponds to the percentage of the maximum output signal The optional CONVO 10A0 module integrates the signal provided by the controller the cycle time c12 must be reduced to the min
91. erent outputs set as ON OFF Delaying activation avoids overloading the line due to consecutive or simultaneous peaks e d1 sets the minimum time that must elapse between the deactivation of two different outputs set as ON OFF outi ON f OFF ON OUT2 OFF Key t time Aco c7 c8 c9 and d1 do not apply to PWM outputs analogue outputs and outputs set as timer 5 8 4 Rotation parameter c11 This allows the control outputs to change activation and deactivation priority based on the requests dictated by the controller the output that has been active longest is deactivated or the output that has been off longest is activated Par Description Def _ Min Max UM c11 Output rotation 0 0 7 0 Rotation not active 1 Standard rotation on 2 or 4 relays 2 Rotation 2 2 3 Rotation 2 2 COPELAND 4 Rotation of outputs 3 amp 4 not 1 amp 2 5 Rotation of outputs 1 amp 2 not 3 amp 4 6 Separate rotation of pairs 1 2 between each other and 3 4 7 Rotation of outputs 2 3 4 not 1 Validity c0 1 2 3 6 7 8 9 and on off outputs 8 Rotation of outputs 1 and 3 not 2 and 4 ab 5 0 Rotation 2 2 on 4 outputs c11 2 has been designed to manage capacity controlled compressors Outputs 1 and 3 activate the compressors outputs 2 and 4 the capacity control valves Rotation occurs between outputs 1 and 3 while the valves are energised relays ON to allow the operation of the comp
92. ers or the like Reduce the length of the sensor cables as much as possible and avoid spirals around power devices avoid supplying the controller directly from the main panel power supply if also supplying power to other devices such as contactors solenoid valves etc which require another transformer he dh IR33 is not a device that guarantees electrical safety but rather suitable operation to prevent short circuits or overloads from causing hazards the customer must install appropriate electromechanical protection devices on the lines in question fuses or the like ir33 universale 030220801 rel 2 3 16 04 2012 CAREL 2 8 Programming key The keys must be connected to the connector 4 pin AMP fitted on the LED signal Error Meaning and solution i Red LED flashing Batteries The batteries are discharged the controllers All the operations can be performed with the controller off Thef Aviso he pai psnich db discharged at copy operation cannot be performed e functions are selected using the 2 dipswitches accessed by removing start copy Replace the batteries the battery cover Green LED Batteries During the copy operation or at the end flashing discharged of the operation the battery level is low during copyor Replace the batteries and repeat the at end of copy _ operation Red green LED Instrument not The parameter set up cannot be copied ashing compatible a
93. ersal inputs wiring diagrams 2 4 1 IR33 The models with 115 230 Vac and 24 Vac power supply have the same wiring diagram In the 230 Vac models the line L is connected to terminal 7 and the neutral N to terminal 6 On the 24 Vac Vdc models make sure the polarity is correct G GO POWER SUPPLY 24 Vac Vde Go G IR33V9HR20 IR33V9HB20 IR33V9MR20 IR33W9HR20 IR33W9HB20 IR33W9MR20 DOll2 DOT gt EN60730 1 8 4 A EN60730 1 8 4 A amp iL 230 gata AP u 30V ga 1 2HP_ 3 No2 C2 NC2 2 S L CH a 13 14 15 x 7 x D2 GND B2 82 82 12v Do2 oe ae dn du s a Loi E a a por n sl 25 26 27 28129 30 oy 25 26 27 28 29 30 1 2 3 6 7 19 20 21 22 23 24 Relays f 2 6 7 19 20 2i 2a 23 4 p T T T T T T T T T T ci NO1 POWER DIT GND B1 B1 B1 5V a Not POWER DIT GND B1 B1 B1 5V NCI SUPPLY t NCI SUPPLY IR33Z9HR20 IR33Z9HB20 IR33Z9MR20
94. eter to 80 80 will mean the output is only activated when the temperature measured deviates more than 80 of the set point that is with values less than 19 2 C After this value the output will emain constant as shown in the figure 100 gi d37 80 5 6 9 Modulating output cut off parameters F34 F38 F42 F46 These parameters are useful when needing to apply a minimum voltage value for operation of an actuator They enable operation with a minimum limit for the PWM ramp and 0 to 0 Vdc analogue output Example control with two outputs the first OUT1 ON OFF and the second OUT2 0 to 10 Vdc minimum value of the modulating output for output 2 50 50 of the output d40 50 CASE 1 F38 0 Cut off operation 100 d40 50 0 i 7 i Pa i Pa BI i PI i i sti Fig 5 s CASE 2 F38 1 Minimum speed operation 100 c0 2 d40 50 4 gt 0 E E P1 2 P1 2 B1 P1 ne ae Fig 5 t When modulating output cut off is enabled the on d34 d38 d42 d46 and off limits d35 d39 d43 d47 must be set correctly 5 6 10 Modulating output speed up time parameters F35 F39 F43 F47 These parameters are used to activate the modulating output to the maximum value allowed parameters d37 d41 d45 d49 for a set time starting from the instant the output is activated Setting it to 0 disables the speed up function 5 6 11 Override outputs parameters F36 F40 F
95. eters as described in the corresponding Fig 3 i 3 Press Set parameter y is displayed followed by two digits that indicate the current year 4 Press Set and set the value of the current year e g 8 2008 press Set again to confirm 5 Press A to select the next parameter month and repeat steps 3 amp 4 for the following parameters M month d day of the month u day of the week h hours n minutes 6 To return to the list of main parameters press da and then access parameters ton and toF see the following paragraph or 7 To save the settings press Prg for 5 seconds and exit the parameter setting procedure 3 4 2 Setting the on off times 1 Access the type c parameters as described in the corresponding paragraph 2 Pressthe A W buttons and select the parent parameter ton on time amp ir33 l NETET Cd a L clear 4 i Fig 3 j 3 Press Set parameter d is displayed followed by one or two digits that represent the on day as follows 0 timed start disabled to 7 Monday to Sunday 8 Monday to Friday 9 Monday to Saturday 0 Saturday amp Sunday 1 every day 4 Press Set to confirm and go to the on time parameters h m hours minutes S Prg 5 To return to the list of main parameters press T 6 Select and modify parameter toF together with the corresponding hour and minutes repeating the sequence fr
96. from the button P70 must be 2 and P29 5 for digital input 1 and P70 3 and c30 5 for digital input 2 c29 6 Override outputs circuit 1 The override condition is active when the contact is open The outputs relating to circuit 1 see par Independent operation are overridden based on the settings of the Type of override parameters see par 5 6 11 c29 7 Delayed signal only alarm E17 P33 measured in seconds The alarm condition occurs when the contact is open The signal only alarm E17 shows the spanner icon flashing on the display and has no effect on control The dependence parameter c34 c38 c42 c46 29 can be used to select an output that in normal conditions does not perform any control functions while in the event of alarms switches ON 100 10Vdc c29 8 Immediate signal only alarm E17 Same as c29 7 without a delay c29 13 Immediate external alarm with automatic reset circuit 1 As for c29 1 but the display shows Ed1 c29 14 Immediate external alarm with manual reset circuit 1 As for c29 2 but the display shows Ed1 c29 15 Delayed external alarm P28 with manual reset circuit 1 As for c29 3 but the display shows Ed1 c30 13 Immediate external alarm with automatic reset circuit 1 As for c30 1 but the display shows Ed2 c30 14 Immediate external alarm with manual reset circuit 1 As for c30 2 but the display shows Ed2 c30 15 Delayed external alarm P33 with manu
97. g code 1 n of the instrument in question At the end of this operation only the D D instrument with the selected enabling code will be programmed from TE SE he remote control all the others will resume normal operation Assigning D i different enabling codes to the instruments allows in this phase only the desired instrument to be programmed using the remote control without 7 8 he risk of interference The instrument enabled for programming from D de he remote control will display the reading and the message rCt This status is called Level 0 Press D to exit the programming of the remote control without saving the modifications product part number IRTRUESOOO Fig 3 t 3 5 3 Remote simulation of the controller keypad 3 The buttons used are shown in the figure In Level 0 display the reading and message rCt the following functions are active Button Immediate function Mute the buzzer if ON a In this level the Set and Prg buttons are also active used to activate the set point Level 1 and the configuration parameters Level 2 Button Immediate function Delayed function Pressing and holding for 5s saves Co the modified parameters and ends the operation of the remote control A Set the set point In Levels 1 and Level 2 the Prg Set A and W buttons repeat the corresponding functions on ff controller keypad In this way all the controller parameters can be displayed and set even those withou
98. g interval 150 302 50 58 150 302 PC F A 23 23 R W A Validity c0 1 2 c66 Start enabling interval 50 58 199 199 1800 800 C F JA 22 22 RWI amp Validity cO 1 2 c67 End enabling interval 150 302 199 199 800 800 C F JA 23 23 RW A Validity c0 1 2 P70 Enable working cycle 0 0 3 70 70 RW 0 Disabled 2 Digital inpu 1 Keypad 3 RTC P71_ Working cycle step 1 duration 0 0 200 min 71 71 R W Q P72 Working cycle step 1 temperature set poin 0 32 50 58 50 302 C F A 24 24 R W O P72_ Working cycle step 1 temperature set point 0 32 199 199 800 800 C F JA 24 24 RW P73 _ Working cycle step 2 duration 0 0 200 min 72 72 RAW P74 Working cycle step 2 temperature set poin 0 32 50 58 50 C F A 25 25 R W O P74_ Working cycle step 2 temperature set point 0 32 199 199 800 800 C F JA 25 25 RW _Q P75_ Working cycle step 3 duration 0 0 200 min 73 73 RW P76 Working cycle step 3 temperature set poin 0 32 50 58 50 302 C F A 26 26 R W P76_ Working cycle step 3 temperature set point 0 32 199 199 800 800 C F JA 26 26 RW P77 _ Working cycle step 4 duration 0 0 200 min 74 74 R W Q P78_ Working cycle step 4 temperature set poin 0 32 50 58 50 302 C F A 27 27 R W O P78_ Working cycle step 4 temperature set poin 0 32 199 199 800 800 C F JA 27 27 RW P79 Working cycle step 5 duration
99. ge 12 Vdc IR33Ax 7 9 x L M R20 DN33Ax 7 9 x L M R20 A 4 SSR outputs Output resistance 600 Q IR33Ax 7 9 Hx R B 20 DN33Ax 7 9 Hx R B 20 Output current max 20 mA maximum length of cables less than 10 m 0 to 10 Vdc outputs IR33Bx 7 9 x L M R20 B 1 Relay 1 0 to 10 Vdc Typical ramp time 10 to 90 1 s DN33Bx 7 9 x L M R20 Max output ripple 100 mV IR33Ex 7 9 Hx R B 20 E 2 Relays 20 to 10 Vdc Max output current 5 mA DN33Ex 7 9 Hx R B 20 maximum length of cables less than 10m Insulation guaranteed insulation from extra low voltage parts insulation between relay outputs D01 D03 and Oto 10Vdc reinforced by the outputs outputs relay outputs A02 A04 6 mm clearance 8 mm creepage 3750 V insulation insulation between outputs basic 3 mm clearance 4 mm creepage 1250 V insulation IR receiver On all models Clock with backup IR33x V W Z A B E x 7 9 HB20 DN33x V W Z A B E x 7 9 HB20 battery Buzzer available on all models Clock error at 25 C 10 ppm 5 3 min year Error in range 10T60 C 50 ppm 27 min year Ageing lt 5 ppm 2 7 min year Discharge time 6 months typical 8 months maximum Recharge time 5 hours typical lt 8 hours maximum Operating temperature 10T60 C FOSSE DN33x V W Z A B E 9x H M x B R 20 Operating temperature IR33x V W Z A B E 9MR20 FIOISORE 1R33x V W Z A B E 9Hx B R 20 Operating humidity lt 90 U R non condensing Storage temperature 20T70 C Stor
100. hat normally is used for programming via key and allow connection to the PlantVisor supervisory system These options have been designed to remain outside of the controller and consequently the connection to the PlantVisor supervisory system can be installed at any time even subsequently if the system requires Model IROPZ485S0 features a microprocessor and can automatically recognise the TxRx and TxRx signals possibility to reverse the connection Fig 1 d CAREL USB RS485 converter CVSTDUMORO The USB RS485 converter is an electronic device used to interface a RS485 network to a personal computer via the USB port Fig 1 e RS485 card code IROPZSER30 Used to connect the DN33 via the RS485 serial network to the PlantVisor supervisory system Fig 1 f Analogue output module code CONVO 10A0 Converts the PWM signal for solid state relays SSR to a standard 0 to 10 Vdc or 4 to 20 mA signal For models IR DN33A7 and IR33D7 only r Fig 1 g ON OFF module code CONVONOFFO This module converts a PWM signal for solid state relays to an ON OFF relay output Useful when the IR DN33A7 or IR33D7 controller needs to be used with one or more outputs to control solid state relays and at the same time one or more ON OFF outputs are required for the control functions or alarms ir33 universale 030220801 rel 2 3 16 04 2012 CAREL 2 INSTALLATION 2 1 IR33 panel mounti
101. have been set The output with the deactivation restriction set to x 1 2 3 will only be deactivated after the deactivation of output x The output with the deactivation restriction set to 0 will be deactivated irrespective of the other outputs 5 6 7 Minimum modulating output value parameters d36 d40 d44 d48 Valid if the output is the control output and the type of output 1 that is the output is PWM or in case of 0 to 10Vdc output The modulating output can be limited to a relative minimum value Example of proportional control reverse mode with St1 20 C and P1 1 C If only one modulating output is used with a differential of 1 C setting this parameter to 20 20 will mean the output is only activated when the temperature measured deviates more than 20 of the set point that is with values less than 19 8 C as shown in the figure 100 Fig 5 q Key St Set point 1 PI Reverse differential OUTI Output 1 d36 _ Min value of modulating output 1 BI Probe 1 5 6 8 Maximum modulating output value parameters d37 d41 d45 d49 Valid if the output is the control output and the type of output 1 that is the output is PWM or in case of 0 to 10Vdc output The modulating output can be limited to a relative maximum value Example of proportional control reverse mode with Stl 20 C and P1 1 C If only one modulating output is used with a differential of 1 C setting this param
102. he following diagrams show continuous compensation for positive and negative values of c4 Neglecting the effect of P2 if c4 is positive St1 increases when B2 gt St2 and decreases when B2 lt St2 Vice versa if c4 is negative St1 decreases when B2 gt St2 and increases when B2 is below St2 c4 gt 0 A St1_comp C22 snnnnranancnanzae n e sta A c4 lt 0 sta Fig 6 n Key St2 Activation set point 2 Stl_comp Effective set point 1 B2 Outside probe c4 Authority c22 Maximum value of set point 1 c21 Minimum value of set point 1 ir33 universale 030220801 rel 2 3 16 04 2012 6 5 6 Enable logic on absolute set point amp differential set point parameter c19 5 6 When c19 5 the value read by probe B2 is used to enable control logic in both direct and reverse mode If c19 6 the value considered is B2 B1 Par Description Def Min_ Max UoM c19 Operation of probe 2 0 0 6 5 enable logic on set absolute 6 enable logic on set differential Validity CO 1 or 2 c66 Enabling threshold in direct mode 50 50 150 C F Validity CO 1 or 2 58 58 302 c67 Enabling threshold in reverse mode 150 50 150 C F Validity CO 1 or 2 302 58 302 c66 Start enabling interval 50 199 800 C F Validity c0 1 or 2 58 _ 199 800 c67 End enabling interval I0 FISSI SOOM SERE Validity c0 1 or 2 302 199 80
103. he second probe digital inputs and set point Pressing the button alone Set e Pressing together with other buttons If pressed for more than 1 second displays and or sets the set point If pressed for more than 5 seconds together with Prg mute accesses the menu for setting the type C parameters configuration 3 3 Programming The operating parameters can be modified using the front keypad Access differs depending on the type set point frequently used parameters P and configuration parameters c Access to the configuration parameters is protected by a password that prevents unwanted modifications or access by unauthorised persons The password can be used to access and set all the control parameters 3 3 1 Setting set point 1 St1 To change set point 1 default 20 C press Set the display shows St1 and then the current value of St1 press A or W toreach the desired value press Set to confirm the new value of St1 e the display returns to the standard view Fig 3 c 3 3 2 Setting set point 2 St2 In operating modes 6 7 8 and 9 see the chapter on Functions and when c19 2 3 4 and 7 see the chapter on Control the controller works with two set points To change set point 2 default 40 C e press Set twice slowly the display shows St2 and then the current value of St2 e press A or W until reaching the required value press Set to confirm
104. hen digital input 1 is open and based on St2 when it is closed INPUT DI1 OPEN INPUT DI1 CLOSED i Mod V n Mod V OUTI OUT1 ON ON OFF OFF i M f BI PR BI stl St2 Fig 5 j Key St1 St2 Set point 1 2 P1 Direct differential St1 P2 Direct differential St2 OUTI Output 1 BI Probe 1 For models W amp Z the activations of the outputs are equally distributed across the differential P1 P2 Parameter c29 is not active in mode 7 ir33 universale 030220801 rel 2 3 16 04 2012 5 3 8 Mode 8 Reverse with set point amp differential changeover from DI1 c0 8 The controller always operates in reverse mode based on St1 when digital input 1 is open and based on St2 when it is closed INPUT DI1 OPEN INPUT DI1 CLOSED Mod V x Mod V Fi OUTI OUTI gt i i gt i PIO oi B1 po P2 B1 Stl St2 Fig 5 k Key St1 St2 Set point 1 2 OUTI Output 1 P1 Reverse differential B1 Probe 1 P2 Reverse differential For models W amp Z the activations of the outputs are equally distributed across the differential P1 P2 bp Parameter c29 is not active in mode 8 5 3 9 Mode 9 Direct reverse with two set points c0 9 In this mode available only on the models with 2 or 4 outputs half of the outputs are active in direct mode and half in reverse The unique aspect is that there are no rest
105. her procedures in progress 2 Output 2 Output 2 active Output 2 not active Output 2 request See note for output 1 3 Output 3 Output 3 active Output 3 not active Output 3 request See note for output 1 4 Output 4 Output 4 active Output 4 not active Output 4 request See note for output 1 ALARM No alarm present Alarms in progress Flashes when alarms are active during nor A mal operation or when an alarm is active from external digital input immediate or delayed O CLOCK Clock alarm ON if Real Time Operating cycle active Clock present REVERSE Reverse operation Reverse operation not PWM 0 to 10 Vdc outputs Signals operation of the unit in reverse tR active active mode when at least one relay with rever se operation is active Flashes if PWM 0 to 10 Vdc outputs SERVICE No malfunction Malfunction e g E2PROM UN error or probes faulty Con tact service TUNING AUTO Tuning function AUTO Tuning function On if the AUTO Tuning function is active TUNING not enabled enabled DIRECT Direct operation Direct operation not PWM 0 to 10 Vdc outputs Signals operation of the unit in direct Jot active active mode when at least one relay with direct operation is active Flashes if PWM 0 to 10 Vdc outputs Tab 3 a The user can select the standard display by suitably setting parameter c52 or by pressing v DOWN to select one of the possible options b1 b2 di1 di2 St1 St2 and confirming by pressing Set See paragraph 3 4 11
106. imum value available that is c12 0 2 s As concerns the control logic direct cooling reverse heating the same observations seen for PWM operation apply see mode 4 the PWM activation logic is faithfully reproduced as an analogue signal If on the other hand a custom configuration is required refer to the paragraphs on special operation type of output activation differential logic parameters ir33 universale 030220801 rel 2 3 16 04 2012 CAREL 7 TABLE OF PARAMETERS In the parameter tables repeated parameters highlight different settings on the models with universal inputs compared to the models with temperature inputs only Par Description Note Def Min Max UoM Type CAREL ModBus R W Icon SPV Stl Setpoint1 20 68 21 c22 C F A 4 4 RW amp St2_ Set point 2 40 104 c23 c24 C F A 5 5 RAV A cO Operating mode 2 1 9 12 112 R W A 1 direc 2 reverse 3 dead zone 4 PW 5 alarm 6 direct reverse from digital input 1 7 direct set point and differential from digital input 1 8 reverse set point and differential from digital input 1 9 direct and reverse with distinct set points P1 Set point 1 differential 1 0 2 50 90 C F 0 2 2 P2 Set point 2 differential 21 1 0 2 150 90 C F P3 Deadzone differential 2 0 20 36 C CF P2 Set point 2 differential 12 3 6 0 1 0 2 99 9 1
107. in above 8 C ifT2 remains below 6 C for more than one minute a Low temperature alarm must be signalled Solution use a controller with 4 outputs IR33Z two outputs are used for control OUT3 and OUT4 and one for the remote alarm signal OUT1 OUT2 will be used to deactivate outputs OUT3 and OUT4 when T2 lt 8 C To do this simply connect OUT2 in series with OUT3 and OUT4 then make OUT2 active only when B1 T2 is greater than 8 C ir33 universale 030220801 rel 2 3 16 04 2012 Set c33 1 the changes to be made to the special parameters are OUT2 OUT3 o OUT4 0 Fig 6 g Output 1 must be programmed as an alarm output that is active only for the Low temperature alarm Set dependence c34 which changes from 1 to 9 or 10 to use normally ON relays The other parameters for output 1 are not relevant and remain unchanged Output 2 this becomes detached from differential operation changing the dependence from 1 to 2 dependence c38 2 The logic is direct and includes all of P2 therefore activation c40 becomes 100 and differential logic c41 becomes 100 St2 will obviously be set to 8 and P2 represents the minimum variation required to restart control once it has stopped due to Low temperature e g P2 4 Output 3 and Output 4 in the controllers with 4 outputs mode 1 assigns each output an hysteresis of 25 of the differential P1 In the example co
108. ir33 Universale CAREL electronic control User manual sN READ AND SAVE THESE INSTRUCTIONS Integrated Control Solutions amp Energy Savings WARNINGS CAREL bases the development of its products on decades of experience in HVAC on the continuous investments in technological innovations to products procedures and strict quality processes with in circuit and functional testing on 100 of its products and on the most innovative production technology available on the market CAREL and its subsidiaries nonetheless cannot guarantee that all the aspects of the product and the software included with the product respond to the requirements of the fina application despite the product being developed according to start of the art techniques The customer manufacturer developer or installer of the fina equipment accepts all liability and risk relating to the configuration of the product in order to reach the expected results in relation to the specific fina installation and or equipment CAREL may based on specific agreements acts as a consultant for the positive commissioning of the final unit application however in no case does it accept liability for the correct operation of the fina equipment system The CAREL product is a state of the art product whose operation is specified in the technical documentation supplied with the product or can be downloaded even prior to purchase from the website www carel com Each CAREL product in re
109. is 199T800 F Due to the conversion using the formula T F TCC x1 8 32 the settable temperature range in degrees Celsius is wider than in degrees Fahrenheit E E D Sica a 199 a gt soo TCO a 199 soo TCP Fig 5 a A If the display is showing the reading of probe 1 or 2 in the range between 199 C and 128 C or between 426 C and 800 C and the unit is set to degrees Fahrenheit the error E01 or E02 will be shown If the controller is working in degrees Celsius and the temperature set point is set over 426 C or below 128 C if then switching to degrees Fahrenheit the set point will be limited to 800 F and 199 F respectively 5 2 Probes analogue inputs The probe parameters are used to e set the type of probe set the offset to correct the probe reading calibration set the maximum minimum current voltage value activate a filter to stabilise the reading e set the unit of measure shown on the display enable the second probe and the compensation function IR33 Universale models with universal inputs have wider ranges for NTC and PT1000 temperature probes than the IR33 Universale models with temperature only In addition these can use thermocouples active probes and voltage and current inputs as shown in the table Par Description Def _ Min Max __ UoM c13 Probe type 0 0 3 0 Standard NTC range 50T 90 C 1 NTC HT enhanced range 40T 150 C 2 Standard
110. isms may be irreparably damaged do not use corrosive chemicals solvents or aggressive detergents to clean the device do not use the product for applications other than those specified in the technical manual All of the above suggestions likewise apply to the controllers serial boards programming keys or any other accessory in the CAREL product portfolio CAREL adopts a policy of continual development Consequently CAREL reserves the right to make changes and improvements to any produc described in this document without prior warning The technical specifications shown in the manual may be changed withou prior warning The liability of CAREL in relation to its products is specified in the CAREL genera contract conditions available on the website www carelcom and or by specific agreements with customers specifically to the extent where allowed by applicable legislation in no case will CAREL its employees or subsidiaries be liable for any lost earnings or sales losses of data and information costs o replacement goods or services damage to things or people downtime or any direct indirect incidental actual punitive exemplary special or consequentia damage of any kind whatsoever whether contractual extra contractual or due to negligence or any other liabilities deriving from the installation use or impossibility to use the product even if CAREL or its subsidiaries are warned of the possibility of such damage
111. itted with RTC clock set the current time and the on and off times e Set the standard display e Set the probe type parameter based on the probe available and the type of control NTC NTC HT PTC PT1000 J K thermocouple voltage current input Set the type of control ON OFF proportional or proportional integral derivative PID If used as a thermostat set the unit of measure for the probes C or F see paragraph 5 1 e Any operating cycles are programmed correctly e The protection functions delay at start up rotation minimum on and off times for the outputs are active The remote control enabling code is set if a series of controllers are installed in the same system If the CONVO 10A0 module is connected the cycle time is set to the minimum c12 0 2 s The special mode is set in the correct sequence i e first parameter cO is set and then parameter c33 see the chapter on Functions 4 3 Switching the controller On Off The device can be switched ON OFF from several sources supervisor digital input parameters c29 c30 parameter Pon and remote control The digital input has highest priority in switching ON OFF Staring from revision 2 0 an output can be selected for ON OFF status see dependence A more than one digital input is selected as On Off the ON status will be activated when all the digital inputs are closed If just one contact is open the uni
112. l and humidity transducers or for general signal transmitters 0 to 1 V 0 remote control for operation and programming to 10 V 0 5 to 1 3V voltage inputs 0 to 5 V ratiometric inputs or 0 to 20 programming key with battery mA 4 to 20 mA current inputs See the table below The models also programming key with 230 Vac power supply differ according to the type of power supply 115 to 230 Vac or 12 to 24 RS485 serial card Vac 12 to 30 Vdc for controllers with temperature inputs only and 115 RS485 serial card with possibility of reversing the Rx Tx terminals to 230 Vac or 24 Vac Vdc for controllers with universal inputs and which e module for converting the PWM signal to a 0 to 10 Vdc or 4 to 20 mA based on the model may be one two or four relays four PWM outputs analogue signal for controlling external solid state relays SSR one or two relays plus e module for converting the PWM signal to an ON OFF relay signal one or two 0 to 10 Vdc analogue outputs AO respectively The type of control can be set as ON OFF proportional or proportional integral and derivative PID A second probe can be connected for differential control or freecooling freeheating or for compensation based on the outside temperature Alternatively a second control cycle can be activated with independent set point differential and dedicated outputs
113. lation to its advanced level of technology requires setup configuration programming commissioning to be able to operate in the best possible way for the specific application The failure to complete such operations which are required indicated in the user manual may cause the final product to malfunction CAREL accepts no liability in such cases Only qualified personnel may install or carry out technical service on the product The customer must only use the product in the manner described in the documentation relating to the product In addition to observing any further warnings described in this manual the following warnings must be heeded for all CAREL products prevent the electronic circuits from getting wet Rain humidity and all ypes of liquids or condensate contain corrosive minerals that may damage he electronic circuits In any case the product should be used or stored in environments that comply with the temperature and humidity limits specified in the manual do not install the device in particularly hot environments Too high emperatures may reduce the life of electronic devices damage them and deform or melt the plastic parts In any case the product should be used or stored in environments that comply with the temperature and humidity imits specified in the manual do not attempt to open the device in any way other than described in the manual donot drop hit or shake the device as the internal circuits and mechan
114. led variable to increase and decrease and can also cause system instability The derivative factor however has no affect whatsoever on the error in steady operation 6 3 Auto Tuning parameter c64 The Auto Tuning function is incompatible with independent operation c19 7 The controller leaves the factory with default settings of the PID parameters these allow standard PID control but are not optimised for the system that IR33 controls Consequently the Auto Tuning procedure can be used to fine tune the 3 parameters involved so as to ensure control that is optimised for the system where it is installed different systems with different dynamics will generate parameters that differ greatly Auto Tuning includes two operating procedures Tuning the controller when commissioning the system Fine tuning the controller with parameters that have already been tuned during normal operation In both modes the control first needs to be programmed setting the following parameters c0 1 or 2 that is direct or reverse control c5 1 that is PID control enabled c64 1 that is Auto Tuning enabled St1 working set point Tuning the controller when commissioning the system This procedure is performed when commissioning the system and involves an initial tuning of the PID control parameters to analyse he dynamics of the overall installation the information acquired is indispensable for both this procedure
115. let temperature from falling below 10 C a minimum limit must be set for St1 with c21 10 The graph below shows the trend in St1 A St1_comp 13 c21 10 Key St2 Activation set point 2 Stl_comp Effective set point 1 B2 Outside probe c4 Authority c21 Minimum value of set point 1 6 5 4 Compensation in heating parameter c19 3 Compensation in heating can increase or decrease the value of St1 depending on whether c4 is negative or positive respectively St1 only varied if the temperature B2 is less than St2 e if B2 is lower than St2 then effective St1 St1 B2 St2 c4 if B2 is greater than St2 effective St1 St1 St1_comp C22 c4 0 5 E Stl c4 0 5 21 ___ Fig 6 1 Key St2 Activation set point 2e Stl_comp Effective set point 1 B2 Outside probe c4 Authority C21 Minimum value of set point 1 c22 Maximum value of set point 1 Example 4 The design specifications are as follows in order to optimise the efficiency of a boiler in a home heating system the operating temperature St1 can be set at 70 C for outside temperatures above 15 C When the outside emperature drops the operating temperature of the boiler must increase proportionally until reaching ad a maximum temperature of 85 C when he outside temperature is less than or equal to 0 C Solution use a controller with the main probe B1 on the
116. matic reset circuit 1 2 Immediate external alarm Manual reset circuit 1 3 Delayed external alarm P28 Manual reset circuit 1 4 ON OFF control in relation to status of digital input 5 Activation deactivation working cycle from button 6 Override outputs circuit 1 7 Signal only alarm E17 delayed P33 8 Signal only alarm E17 immediate 9 Immediate external alarm automatic reset circuit 2 0 Immediate external alarm manual reset circuit 2 1 Delayed external alarm P33 Manual reset circuit 2 2 Override outputs circuit 2 3 Immediate external alarm with automatic reset circuit 1 Ed1 4 Immediate external alarm with manual reset circuit 1 Ed1 5 Delayed external alarm P28 with manual reset circuit 1 Ed1 Validity cO other than 6 7 and if c33 1 with dependence 16 and 17 In the event of alarms the status of the relay depends on c31 or d31 c30 Digital input 2 o Jo 5 J See c29 ab 5 q c29 0 Input not active c29 1 Immediate external alarm with automatic reset circuit 1 The alarm condition relates to the contact being open When the alarm condition ceases contact closes normal control resumes and any alarm output is deactivated c29 2 Immediate external alarm with manual reset circuit 1 The alarm condition relates to the contact being open When the alarm condition ceases contact closes normal control does not resume automatically and the audible signal the alarm code E03
117. measured are used to calculate the most suitable PID parameters for the system in question In this phase the temperature reached by the unit may differ considerably from the set point and may also return to the starting value At the end of the process maximum duration of 8 hours ifthe outcome is positive the values calculated for the control parameters will be saved and will replace the default value otherwise nothing will be saved and the controller will signal an alarm see the table of alarms and exit the procedure In these cases the signal remains until manually reset or the controller is switched off and on again while the Auto Tuning procedure will in any case be terminated and the parameters will not be modified Fine tuning the controller with parameters that have already been tuned during normal operation If the controller has already been tuned a first time the Auto Tuning procedure can be repeated to further tune the values This is useful when the loads have changed since the first procedure was performed or to allow finer tuning The controller in this case can manage the system using the PID parameters and further Auto Tuning will have the effect of improving control This time the procedure can be started during normal control of the system with c0 1 or 2 that is control in direct or reverse mode and c5 1 that is PID control enabled the controller in this case does not need to be switch
118. meters and activation P25 P26 is used to determine the activation threshold for the low high temperature alarm E05 E04 The value set for P25 P26 is continuously compared against the value measured by probe B1 Parameter P28 represents the alarm activation delay in minutes the low temperature alarm E05 is activated only if the temperature remains below the value of P25 for a time greater than P28 The alarm may relative or absolute depending on the value of parameter P29 In the former case P29 0 the value of P25 indicates the deviation from the set point and thus the activation point for the low temperature alarm is set point P25 If the set point changes the activation point also changes automatically In the latter case P29 1 the value of P25 indicates the low temperature alarm threshold The low temperature alarm active is signalled by the buzzer and code E05 on the display The same applies to the high temperature alarm E04 with P26 instead of P25 Similar observations apply to the parameters corresponding to probe 2 with the following relationships P25 P30 P26 P31 P27 P32 P28 P33 P29 P34 E04 E05 E15 E16 Par Description Def _ Min Max _ UoM P25 Low temperature alarm threshold on 50 50 58 P26 C F probe 1 58 if P29 0 P25 0 threshold disabled if P29 1 P25 50 threshold disabled P26 High temperature alarm threshold on 150 P25 150 COF probe 1 302 302 if
119. min P76 Working cycle step 3 temperature set 0 32 50 150 CEE poin 58 _ 302 P76 Working cycle step 3 temperature set 0 32 199 800 800 C F poin 199 P77 Working cycle step 4 duration 0 0 200 min P78 Working cycle step 4 temperature set 0 32 50 1150 QEF poin 58 _ 302 P78 Working cycle step 4 temperature set 0 32 199 800 800 C F poin 199 P79 Working cycle step 5 duration 0 0 200 min P80 Working cycle step 5 temperature set 0 32 50 150 CEE poin 58 _ 302 P80 Working cycle step 5 temperature set 0 32 199 800 800 C F poin 199 ab 6 d Example 1 Heating cycle with infinite temperature control In this example Step1 is used to bring the system to the temperature SetA while the next step ensures infinite temperature control In this case only 2 steps would be needed however the cycle requires the Temperature and Time parameters to be set for all of the steps For this reason Steps 2 3 and 4 are set to the control temperature SetA for a time of 1 this could in any case be set to the maximum value available being infinite temperature control while for the fifth and final step the time is set to 0 This means the operating cycle will not stop unless the operator intervenes TA SetA l l STEP STEP2 STEP3 STEP4 STEP5 P71 45 P73 1 P75 1 P77 1 P79 0 P72 SetA P74 SetA P76 SetA P78 SetA P80 SetA gt
120. ng and dimensions 2 1 1 IR33 temperature inputs lt 76 2 38 6 i oo l UO 80 6 2 1 2 1R33 uni versal inputs 76 2 38 6 75 83 Co OO JA dima di foratura drilling template 71x29 mm I dima di foratura drilling template 71x29 mm 2 1 3 1R33 optional connections Temperature inputs IROPZ48500 IROPZKEY Interfaccia scheda seriale RS485 Chiave di programmazione Serial board interface RS485 Programming key ir33 universale 030220801 rel 2 3 16 04 2012 Universal inputs IROPZ48500 IROPZKEY Interfaccia scheda seriale RS485 Chiave di programmazione Serial board interface RS485 Programming key CAREL 2 2 DIN rail mounting and dimensions 2 2 1 DN33 Temperature inputs 70 000 002 d220 002 UUUUU UUUUU 136 Ano _NN0NN DO 222299 2 2 2 DN33 Universal inputs 70 LOLODL DAADA Bir330 Z 110 144 ANNAN NANNAN QQ EEE 2 2 3 DN33 optional connections n IROPZSER30 Interfaccia seriale RS485 Serial board RS485 cela _tLAN gt
121. nsidering that 2 outputs are used for control the hysteresis for each output must be 50 of P1 The activation and differential logic parameters for the outputs must be changed to suit the new situation In practice this means setting Output 3 activation c44 changes from 75 to 50 differential logic c45 changes from 25 to 50 Output 4 activation c48 remains at 100 differential logic c49 changes from 25 to 50 The diagram summarises the controller operating logic Mod Z OUT2 OUT1 LOW ALARM ON OFF gt B1 T2 ou l St2 8 uoo P25 6 Mod W OUT3 OUT4 ON OFF gt B1 B2 St1 5 Fig 6 h 6 5 2 Compensation The compensation function is used to modify the control set point St1 according to the reading of the second probe B2 and the reference set point St2 Compensation has a weight equal to c4 called the authority Arre compensation function can only be activated when c0 1 2 When compensation is in progress parameter St1 remains at the set value on the other hand the operating value of St1 changes known as the effective St1 that is the value used by the control algorithm The effective St1 is also restricted by the limits c21 and c22 minimum and maximum value of St1 these two parameters guarantee that St1 does not reach undesired values ir33 universale 030220801 rel 2 3 16 04 2012 40 CAREL
122. nt transformers GO not earthed Typical application for multiple controllers in different electrical panels m D E 230Vac 230 Vac 24 Vac 24Vac 24Vac ag afer ac Bird D gt Girg3 dir fe dar Fig 2 e 17 Aro installing the controller in environments with the following characteristics relative humidity over 90 non condensing heavy vibrations or knocks exposure to continuous jets of water exposure to aggressive and polluting atmospheric agents e g sulphur and ammonia gases saline mist smoke which may cause corrosion and or oxidation high magnetic and or radio frequency interference e g do not install near transmitting antennas exposure to direct sunlight and atmospheric agents in general The following warnings must be observed when connecting the controllers incorrect connection of the power supply may seriously damage system use cable ends that are suitable for the terminals Loosen every screw and fit the cable end next tighten the screws and gently pull the cables to check their tightness separate as much as possible at least 3 cm the probe and digital input cables from inductive loads and power cables to avoid any electromagnetic disturbance Never lay power and probe cables in the same cable conduits including those for the electrical panels do not install the probe cables in the immediate vicinity of power devices contactors circuit break
123. ntact service E08 EEPROM error operating parameters OFF automatic Total shutdown Reset default values using the procedure described If the alarm A persists contact service E09 Acquisition error O manua Auto Tuning stopped Reached max time in calculation of PID A parameters E10 Calculation error A O manua Auto Tuning stopped PID gain null E11 Calcula ion error A O manua Auto Tuning stopped Reset the alarm manually or switch ID gain negative E12 Calculation error A O manua Auto Tuning stopped the controller off and on again ntegral amp deriv time negative E13 Acquisition error O manua Auto Tuning stopped Reached max continuous time in calculation DN of gain E14 Error when starting O manua Auto Tuning stopped Situation not suitable E15 The reading of B2 has exceeded the thre x O automatic No effect on control Check parameters P30 P31 P32 P33 shold value P31 for a time greater than P33 A E16 The reading of B2 has fallen below the thre x O automatic No effect on control Check parameters P30 P31 P32 P33 shold value P30 for a time greater than P33 A E17 Digital contact open immediate or delayed x OFF automatic No effect on control Check parameters c29 c30 Check alarm signal only the external contact E18 Digital contact open immediate alarm x O automatic Effect on control only if
124. ol output dependence 1 2 16 17 Like the activation parameter it is expressed as a percentage and is used to define the hysteresis of the output that is for ON OFF operation the deactivation point of the output or for PWM operation the point where the output has the minimum value ON time 0 If the output refers to St1 dependence 1 differential ogic is relative to the percentage value of P1 if the output refers to St2 dependence 2 differential logic is relative to the percentage value of P2 If the value of differential logic is positive the deactivation point is greater than the activation point and reverse logic is created f the value of differential logic is negative the deactivation point is less han the activation point and direct logic is created Together with the previous activation parameter this identifies the proportional control band Example 3 Example 3 completes example 1 adding the deactivation points For the first output reverse operation is required and the differential P1 for the second direct logic and the differential equal to half of P2 The parameters are Output 1 differential logic c37 100 A Output 2 differential logic c41 50 B A 10 B 21 5 OUT1 Fig 5 0 Key St1 2 Set point 1 2 c36 c40 Activation of output 1
125. om 5 to 8 to set other parameters 10 To permanently save the new values of the parameters press respectively Prg for 5 s thus exiting the parameter setting procedure Ani procedure can be used to access all the control parameters The password 77 can only be changed from the supervisor or using the configuration tool e g Comtool range 0 to 200 PARAMETER CATEGORIES Category Icon Category Icon Programming A Output 2 2 Alarm A Output 3 3 PID TUNING Output 4 4 Output 1 1 RTC AM the modifications made to the parameters temporarily stored in the RAM can be cancelled returning to the standard display by not pressing any button for 60 seconds The values of the clock parameters however are saved when entered A the controller is powered down before pressing a all the modifications made to the parameters will be lost In the two parameter setting procedures P and C the new values are only saved after having pressed Prg for 5 seconds When setting the set point the new value is saved after confirming with Set 21 3 4 Setting the current date time and the on off times Applies to models fitted with RTC 3 4 1 1 2 Setting the current date time Gir33 iip L clear 4 Fig 3 h Access the paragraph Press the A W buttons and select the parent parameter tc mi a SCIE CI A E ype C param
126. om point 2 to 5 ir33 universale 030220801 rel 2 3 16 04 2012 mute Gir33 a I IO L clear 4 Fig 3 k 7 To save the settings press DI for 5 seconds and exit the parameter setting procedure thus saving the settings permanently 3 4 3 Setting the default parameters To set the parameters to the default values e Power down the controller Prg 1 mute e Power up the controller holding the Std is shown on the display e Press Prg button until the message mute A will cancel any changes made and restore the original values set by the manufacturer that is the defaults shown in the table of parameters except for the password which if changed from ComTool or the supervisor retains the value set previously 3 4 4 Test display and keypad at start up Step Display Keypad Note One Display comple Press PRG for 5 seconds to tely off for 5 s set the defaults Two Display comple No effect tely on for 2 s Three 3 segments When pressing each but This step indica on ona dedicated segment tes whether the RTC ights up is installed Four Normal opera ormal operation tion Tab 3 c ED csi a mute L clear 4 Set v Bir33 we GEIE T
127. on point is to the right of the set point while if negative it is to the left If dependence 15 amp type of output 1 the activation parameter defines the ON time as a percentage of the period c12 in this case activation must only have positive values 1 to 100 Example 1 The figure below shows the activation points on a controller with 2 outputs with the following parameters St1 10 St2 20 P1 P2 6 OUTI point A dependence c34 1 activation c36 100 OUT point B dependence c38 2 activation c40 75 A 4 B 24 5 OUT1 Fig 5 m Key St1 2 Set point 1 2 PI Differential for output 1 P2 Differential for output 2 OUT1 2 Output 1 2 Bl Probe 1 Example 2 A timer output is selected with dependence 15 type of output 1 and activation ON percentage between 1 and 100 with a cycle time set by c12 Below OUT1 and OUT2 are proposed as timer outputs with c36 greater than c40 example OUT1 c34 15 c35 1 c36 50 OUT2 c38 15 c39 1 c40 25 ON OUT1 OFF ON OUT2 OFF Fig 5 n Key t time c12 cycle time OUT1 2 Output 1 2 TON_1 c36 c12 100 TON_2 c40 c12 100 ir33 universale 030220801 rel 2 3 16 04 2012 32 CAREL 5 6 4 Differential logic parameters c37 c41 c45 c49 The differential logic parameter is only active if the output is the contr
128. output It links an output to a set point control output or a specific alarm alarm output Parameter c34 c38 c42 c46 correspond to outputs 1 2 3 4 respectively and the field of selection is from 0 to 29 Circuit 1 isthe control circuit when independent operation is not activated in which case control operates on circuits 1 and 2 If independent operation is not activated but one of the settings relating to the alarm on circuit 2 is selected the alarm is signalled on the display but has no effect Dependence 0 the output is not enabled This is the value set on versions V and W for the outputs that are not available that is 2 3 amp 4 for version V 3 amp 4 for version W Dependence 1 amp 2 the output is the control output and refers to St1 P1 PID1 and St2 P2 PID2 respectively In the subsequent special parameters type of output activation and differential logic the operation of the output can be defined completely Dependence 3 to 14 and 19 to 29 the output is associated with one or more alarms See the chapter on Alarms for the complete list Dependence 15 timer operation The output becomes independent of the measurement set points differentials etc and continues to switch periodically at a period c12 cycle time The ON time T_ON is defined by the activation parameter as a percentage of the set cycle time If an alarm occurs or the controller is switched OFF timer
129. pes of input in the ir32 range 9 5 Software revisions REVISION Description ir33 universale 030220801 rel 2 3 16 04 2012 56 CAREL 1 0 Functions active starting from software version higher than 1 0 FUNCTION Parameter Soft start G57 Logical enabling c19 5 6 c66 c67 0 to 10 V outputs d36 d40 d44 d48 d37 d41 d45 d49 11 Improved operation of the remote control Fixes compensation logical enabling NTC HT probe reading operating cycle activation by RTC transmission of parameter c12 LED out on display in event of rotation ew functions FUNCTION PARAMETER Soft start c57 Logical enabling c19 5 6 c66 c67 0 to 10 V outputs d36 d40 d44 d48 d37 d41 d45 d49 Cut off c68 1 2 Varied temperature range and IP for DIN rail versions Standardised behaviour and display of the 0 to 10 Vdc outputs and the PWM outputs Fixes operation with probe 2 in special mode rotation for units with 2 relays model W display the new value read by the probe during calibration parameters P14 P15 direct access to the setting of set point 2 when c19 2 3 and 4 changes made to the parameters in the clock area in the event of direct access from the remote control 14 Fixes operation in differential mode c19 1 when the unit works in F c18 1 management from the supe
130. processes where the temperature must remain above a certain value for a minimum time pasteurisation An operating cycle is defined by five time intervals in which the temperature must reach a certain set point The operating cycle is activated on the keypad via digital input or automatically on the models with RTC On all models it runs for the set time thanks to the internal timer The remote control an accessory available for all the controllers has the same buttons as the controller interface and in addition can directly display the most frequently used parameters Based on the model of controller the output activated may be a relay a PWM signal for solid state relays SSR or a voltage that increases linearly from 0 to 10 Vac The PWM output can also be converted using the following modules CONVO0 10A0 conversion from PWM output for SSR to a linear 0 to 10 Vdc or 4 to 20 mA analogue signal CONONOFFO conversion from PWM output for SSR to an ON OFF relay output Starting firmware revision 2 0 IR33 Universale can manage two circuits with independent PID control New software functions have also been introduced such as speed up cut off and forcing the output from digital input which can be selected for each output See the paragraph Software revisions and the chapter Functions Below is a description of the accessories for the IR33 DN33 Universal ComTool programming tool downloadable from http k
131. ration of step x P73 P75 P77 P79 is set a zero it means that the controller only manages the temperature The controller will try to reach the set temperature in the shortest possible time after which it will go to the next step On the contrary P71 must be set 0 With duration of the step 0 the controller will try to reach the set temperature in the established time and then anyway it will go on to the next step If during a operating cycle the unit is switched OFF control stops however the step continues to be counted Once the unit is started again ON control resumes nN The operating cycle is stopped automatically in the event of a probe fault or error from digital input ir33 universale 030220801 rel 2 3 16 04 2012 CAREL Par Description Def _ Min__ Max UoM P70 Enable working cycle 0 0 3 0 Disabled 1 Keypad 2 Digital input 3 RTC P71 Working cycle step 1 duration 0 0 200 min P72 Working cycle step 1 temperature set 0 32 50 150 CCE poin 58 _ 302 P72 Working cycle step 1 temperature set 0 32 199 800 800 C F poin 199 P73_ Working cycle step 2 duration 0 0 200 min P74 Working cycle step 2 temperature set 0 32 50 150 CER poin 58 _ 302 P74 Working cycle step 2 temperature set O 32 199 800 800 C F poin 199 P75 Working cycle step 3 duration 0 0 200
132. rature t time 6 5 Operation with probe 2 Installing probe 2 allows various types of operation to be enabled selected using parameter c19 6 5 1 Differential operation parameter c19 1 The second probe B2 must be installed Control is performed by comparing the set point St1 against the difference between the two probes B1 B2 In practice the controller acts so that the difference B1 B2 is equal to Stl As mentioned the management of the second probe is only available in modes c0 1 amp 2 Direct operation c0 1 is suitable for applications in which the controller needs to stop the difference B1 B2 from increasing Reverse operation c0 2 on the other hand stops the difference B1 B2 39 from decreasing Below are some examples of applications Example 1 A refrigeration unit with 2 compressors must lower the temperature of he water by 5 C ntroduction having selected a controller with 2 outputs to manage the 2 compressors the first problem to be faced relates to the positioning of probes B1 and B2 Remember that any temperature alarms can only efer to the value read by probe B1 The example indicates the inle emperature as T1 and the outlet temperature as T2 Solution 1a install B1 on the water inlet if it is more important to contro he inlet temperature T1 that will allow alarm signals where necessary delayed relating to a High inlet temperature T1 For example when B1 T1 the set point
133. ressors at maximum capacity Valve 2 is linked to output 1 and valve 4 to output 3 The rotation 2 2 DWM Copeland on 4 outputs c11 3 is similar to the previous rotation with the opposite logic for managing the valves The valves are in fact normally energised capacity controlled compressor and are de energised relays OFF when the compressor needs to operate at full power A normal activation sequence is 1 off 2 off 3 off 4 off 1 on 2 on 3 off 4 off 1 on 2 off 3 off 4 0 1 on 2 off 3 on 40n 1 on 2 off 3 on 4 off As before in this case too outputs 1 and 3 control the compressors outputs 2 and 4 the corresponding solenoid valves On parameter has no effect on controllers with 1 output n the models with two outputs W rotation is standard even when c11 2 or 3 The connection in the 2 2 configuration is as follows OUT1 Comp 1 OUT2 Valve 1 OUT3 Comp 2 OUT4 Valve 2 Pay careful attention when programming the parameters as the controller rotates the outputs according to the logic described above regardless of whether these are control outputs PWM or alarm outputs If there is at least one PWM or 0 to 10 Vdc output rotation is never active except for on DN IR33 model E with c11 8 Example a if there are two alarm and two control outputs rotation must be set so as to only rotate the control outputs Example b to control a chiller with thr
134. rictions in the setting of the set point for the two actions therefore it is like having two independent controllers that work with the same probe Mod W A OUTI OUT2 ON OFF t gt PI i i P2 i B1 le gt i le gt i St1 St2 Mod Z A OUT2 OUTI OUT3 OUT4 ON i 7 OFF i gt i P1 i i P2 i B1 Sti St2 Fig 5 1 Key St1 St2 Set point 1 2 P1 Reverse differential St1 P2 Direct differential St2 OUT1 2 3 4 Output 1 2 3 4 BI Probe 1 Parameter P29 is not active in mode 9 the alarm is only based on an absolute threshold ir33 universale 030220801 rel 2 3 16 04 2012 30 CAREL 5 4 Validity of control parameters parameters St1 St2 P1 P2 P3 The parameters that define the operating mode have the validity defined in the table below Parameter Validity Note Stl All modes St2 c0 6 7 8 9 or any value In special operation c33 1 of c0 if c33 1 special St2 is set on the keypad in all operation If c19 2 modes but is only active for 3 or 4 St2 is used in outputs with dependence compensation equal to 2 f c19 2 3 4 7 11 St2 is used for control If c19 7 St2 is the set point for circuit 2 PI All modes P2 c0 3 4 5 6 7 8 9 note that in modes 3 4 and Active also in other modes 5 P2 is the differential of the if c33 1 special operation direct action and refers to St1 or c19 4 P3 c0 3 4 amp 5 When c0 5 models
135. rvisor and from user interface of parameter c4 when working in F c18 1 2 0 Addition of Multi Input models FW 2 0 and extra functions in temperature only models FW 2 0 New parameters and functions c15 c16 select range of measurement for probe B1 with voltage and current signal d15 d16 select range of measurement for probe B2 with voltage and current signal independent operation circuit 1 circuit 2 c19 7 control on higher probe value c19 8 control on lower probe value c19 9 control set point selected by probe B2 c19 10 auto heat cool switching from probe B2 c19 11 speed up F35 F39 F43 F47 cut off F34 F38 F42 F46 type of override F36 F38 F42 F46 additional functions of digital inputs c29 c30 6 12 new rotation c11 8 new display show c52 4 5 6 signal controller ON OFF status c34 c38 c42 c46 18 hysteresis for enable logic c65 introduction of high temperature low temperature threshold differential delay time type of alarm threshold for probe 2 parameters P30 P31 P32 P33 P34 four supervisor variables 1127 1128 1129 1130 introduced to indicate the percentage of modulation for each output 2 1 ON OFF control made available from user interface using parameter Pon procedure added for showing the firmware revision on the display operation of the second probe fixed on temperature only models when c19 2 3 4 5 6 11 enable logic c19 5
136. s When the application requires one or more 0 to 10 Vdc analogue outputs the following controllers should be used IR33B7 1 relay 1 x Oto 10Vdc IR33E7 2 relays 2 x 0 to 10Vdc DN33B7 1 relay 1 x 0 to 10Vdc DN33E7 2 relays 2 x 0 to 10Vdc In this case too the system operates with a voltage that ramps from 0 to 10 Vdc 5 8 8 Analogue inputs See the start of the chapter under the paragraph on Probes ir33 universale 030220801 rel 2 3 16 04 2012 5 8 9 Digital inputs Parameter c29 establishes the function of digital input 1 if not already used in modes 6 7 and 8 or in special operation c33 1 with dependence 16 and 17 When set as an alarm input that is c29 1 2 3 one or more alarm outputs are activated based on the mode used see mode 5 while the action on the control outputs is defined by c31 see the chapter on Alarms Parameter c30 has a similar meaning to c29 and refers to digital input 2 Circuit 1 is the control circuit when independent operation is not activated in which case the controller works on both circuits 1 and 2 If independent operation is not activated but one of the alarms relating to circuit 2 has been selected the alarm has no effect on control and only the code is shown on the display Par Description Def Min_ Max UM c29 Digital input 1 o Jo 5 J 0 Input not active 1 Immediate external alarm Auto
137. s of the same output or different outputs so as to protect the loads and avoid swings in control For the times set to become immediately operational the controller needs to be switched off and on again Otherwise the timers will become operational when the controller is next used when the internal timer is set 5 8 2 Protectors for outputs set as ON OFF parameters c7 c8 c9 Par _ Description Def Min c7 Minimum time between the activations 0 0 15 of the same output set as ON OFF Validity cO 4 c8 Minimum off time of output set as 0 0 15 ON OFF Validity c0 4 c9 Minimum on time of output set as 0 0 15 ON OFF Validity cO 4 UoM min min min Tab 5 m c9 sets the minimum activation time for the output set as ON OFF regardless of request c8 defines the minimum time the output is deactivated regardless of the request e c7 establishes the minimum time between two successive activations of the same output set as ON OFF 5 8 3 Protectors for different outputs set as ON OFF parameters c6 d1 Par Description Def Min Max_ UoM 6 Delay between the activation of 5 0 255 S 2 relays on different outputs set as ON OFF Validity c0 4 d1 Minimum time between the de J0 0 255 s activation of 2 relays on different outputs set as ON OFFValidity cO 4 Tab 5 n c6establishes the minimum time that must elapse between successive activations on 2diff
138. s the connected controller model is orange signal not compatible This error only occurs or the DOWNLOAD function check the code of the controller and run the copy only for compatible codes Red and green Error in data Error in the data being copied The data LED on being copied saved on the key are partly completely corrupted Reprogram the key Red LED on Data transfer The copy operation was not comple steady error ed due to a serious error when tran sferring or copying the data Repeat he operation if the problem persists check the key connections Fig 2 f Fig 2 g LEDs off Batteries discon Check the batteries nected UPLOAD DOWNLOAD OFF OFF 1 2 Fig 2 h Fig 2 i e load the parameters for a controller onto the key UPLOAD Fig 2 h copy from the key to a controller DOWNLOAD Fig 2 i i The parameters can only be copied between controllers with the same code The UPLOAD operation can however always be performed 2 8 1 Copying and downloading the parameters The following operations are used for the UPLOAD and or DOWNLOAD functions simply by changing the settings of the dipswitches on the key 1 open the rear cover on the key and position the 2 dipswitches according to the desired operation 2 close the rear cover on the key and plug the key into the connector on the controller 3 press the button and check the LED red for a few seconds then green indicates that
139. sa carel com With this useful tool the controller can be programmed from any PC saving the different configurations to files that can be loaded during the final programming stage creating custom sets of parameters for faster programming and setting different user profiles with access protected by password The PC must be fitted with the USB RS485 converter CVSTDUMORO and the RS485 serial interface IROPZ48500 Fig 1 a ir33 universale 030220801 rel 2 3 16 04 2012 CAREL Remote control cod IRTRUES000 Used to directly access the main functions the main configuration parameters and to program the controller from a distance using a group of buttons that exactly replicate the keypad on the controller a remote control de el 9 39939 Set point1 Set point 2 Clock 799 Diff 1 Diff 2 Dead zone 33399 Time ON Time OFF product part number RTRUES000 Fig 1 b Programming key code IROPZKEY00 and programming key with power supply code IROPZKEYAO The keys can be used to quickly program the controllers even when not connected to the powered supply reducing the risk of errors These accessories also allow fast and effective technical service and can be used for programming the controllers in just a few seconds also during the testing phase 2m Fig 1 c RS485 serial interface code IROPZ48500 amp IROPZ485S0 These fit directly into the connector t
140. t circuit 1 4 ON OFF control in relation to status of digital input 5 Activation deactivation working cycle from button 6 Override outputs circuit 1 7 Signal only alarm E17 delayed P33 8 Signal only alarm E17 immediate 9 Immediate external alarm Automatic reset circuit 2 10 Immediate external alarm Manual reset circuit 2 11 Delayed external alarm P33 Manual reset circuit 2 12 Override outputs circuit 2 13 Immediate external alarm with automatic reset circuit 1 14 Immediate external alarm with manual reset circuit 1 15 Delayed external alarm P28 with manual reset circuit 1 Validity cO other than 6 7 and if c33 1 with dependence 16 and 17 In the event of alarms the status of the relay depends on c31 or d31 c30 Digital input 2 0 0 15 hi 25 125 RAV amp See c29 c31 Status of control outputs in circuit 1 in the event of an 0 0 3 26 126 RWI A alarm from digital input 0 All outputs OFF 1 All outputs ON 2 Reverse outputs OFF others unchanged 3 Direct outputs OFF others unchanged d31 Status of control outputs in circuit 2 in the event of an 0 0 3 114 214 RWI A alarm from digital input See c31 c32 Serial connection address 1 0 207 27 127 R W c33 Special operation 0 0 1 i D 28 28 RAN 0 Disabled 1 Enabled Before modifying make sure the required start mode has been selected and programmed c0 c34 Output 1 dependence 1 0 29 7 28 128 RW 1 0 Output
141. t shortcut buttons ED a remote control 9 Fig 3 s ir33 universale 030220801 rel 2 3 16 04 2012 24 CAREL 4 COMMISSIONING 4 1 Configuration The configuration parameters should be set when commissioning the controller and involve e serial address for the network connection e enabling the keypad buzzer and the remote control accessory e setting a delay for starting control after the device is powered up delay at start up gradual increase or reduction in the set point soft start 4 1 1 Serial address parameter c32 c32 assigns the controller an address for the serial connection to a supervisory and or telemaintenance system Par Description Def Min Max UoM c32__ Serial connection address 1 0 207 ab 4 a 4 1 2 Disable keypad remote control parameter c50 Some functions relating to the use of the keypad can be disabled for example the setting of the parameters and the set point if the controller is exposed to the public Par Description Def Min Max UoM c50 Disable keypad and remote control 1 0 2 ab 4 b Below is a summary of the modes that can be disabled Par c50 Edit P Change Settings from parameters set point remote control 0 NO NO YES 1 YES YES YES 2 NO NO NO Tab 4 c With the change set point and edit P parameters functions disabled the set point and the type P parameters
142. t is switched OFF In OFF status set from digital input the outputs and switching ON OFF from remote control or the supervisor are disabled while the following functions are enabled e editing and display of the frequent and configuration parameters and the set point e selection of the probe to be displayed probe 1 error E01 probe 2 error E02 clock alarm E06 EEPROM alarm E07 and E08 When switching ON and OFF the control output protection times are taken into consideration ir33 universale 030220801 rel 2 3 16 04 2012 In the tables the parameters that are repeated highlight the differences in settings between the models with universal inputs and the models with temperature inputs only 5 1 Temperature unit of measure On IR33 Universale the temperature unit of measure can be changed from degrees Celsius to degrees Fahrenheit using parameter c18 Par Description Def _ Min Max__ UOM c18 Temperature unit of measure 0 0 1 0 C 1 F Tab 5 a The models with universal inputs can be connected to PT100 or PT1000 probes and thermocouples and operate with temperatures from 199 C to 800 C consequently the parameters corresponding to the minimum and maximum limits of the set point are different See the table below The function works as follows 1 in degrees Celsius the settable temperature range is 199T800 C 2 in degrees Fahrenheit the settable temperature range
143. t point 2 P1 differential St1 e P2 differential St2 e P3 dead zone differential and the following functions can also be accessed set the time e display the value measured by the probes e display the alarm queue and reset any alarms with manual reset once the cause has been resolved set the on time band see the corresponding paragraph The remote control features the four buttons a Set A and V which access almost all the functions provided by the instrument keypad The buttons can be divided into three groups based on their functions e Enabling disabling the use of the remote control Fig 1 Remote simulation of the controller keypad Fig 2 Direct display editing of the most common parameters Fig 3 ka remote control 9 9 06 amp 2 DA J Wa gi a 2 3 2 A B 2 3 n fe 9 g ES 2a g N A Br g F oa o E S 8 wo So 3 99 Time ON Time OFF product part number RTRUES000 Fig 3 q 3 5 1 Remote control enable code parameter c51 Parameter c51 attributes a code for accessing the controller This means that the remote control can be used when there are a series of controllers on the same panel without the risk of interference Par Description Def Min Max UM Code for enabling the remote control 1 0 255 c51 0 Programming by remote control without code Tab 3 d 3 5 2 Activating
144. the new value of St2 e the display returns to the standard view Gir33 INTEL ILA Fig 3 d ir33 universale 030220801 rel 2 3 16 04 2012 20 Tab 3 b 3 3 3 Setting type P parameters Type P parameters frequents are indicated by a code beginning with the letter P followed by one or two numbers 1 Hold the da button after 3 seconds the displays shows the firmware revision code e g 12 1 is shown after 5 seconds in the event of alarms first the buzzer is muted the code of the first type P modifiable parameter P1 2 Press 4 or W until reaching the desired parameter When scrolling an icon on the display shows the category the parameter belongs to see the table below and the table of parameters 3 Press Set to display the associated value 4 Increase or decrease the value using A or W respectively until reaching the desired value 5 Press Set to temporarily save the new value and return to the display of the parameter code Repeat operations from 2 to 5 to set other parameters Prg 7 To permanently save the new values of the parameters press Tute for 5 s thus exiting the parameter setting procedure Dione If no button is pressed for 10s the display starts flashing and after 1 minute automatically returns to the standard display without saving the changes e To increase the scrolling speed press and hold the A W but
145. the parameters pressing Set returns to the parent parameter ALx Example y07 gt M06 gt d13 gt h17 gt m29 gt E03 indicates that alarm E03 alarm from digital input occurred on 13 June 2007 at 17 29 ir33 universale 030220801 rel 2 3 16 04 2012 CAREL 8 ALARMS 8 4 Alarm parameters The following parameters determine the behaviour of the outputs when an alarm is active 8 4 1 Status of the control outputs with probe alarm parameter c10 This determines the action on the control outputs when there is a control probe alarm E01 which may be one of the four responses envisaged When OFF is selected the controller shuts down immediately and the timers are ignored When ON is selected on the other hand the Delay between activations of two different relay outputs parameter c6 is observed When alarm E01 is resolved the controller restarts normally and the alarm output if set terminates the signal see mode 5 On the other hand both the signal on display and the buzzer remain active until Prg is pressed mute Par Description Def Min Max UoM c10 Status of circuit 1 control outputs 0 0 3 with probe 1 alarm 0 All outputs OFF 1 All outputs ON 2 Direct outputs on reverse off 3 Reverse outputs on direct off d10 Status of circuit 2 control outputs 0 0 3 with probe 2 alarm see c10 Tab 8 a 8 4 2 Alarm para
146. ton for at least 5 seconds before accessing type P parameters the firmware revision is displayed for 2 seconds according to the procedure described at the start of paragraph 3 3 3 Gigi Fa ien a L clear A a Set Fig 3 e CAREL 3 3 4 Setting type c d F parameters Type C d or F configuration parameters are indicated by a code beginning with letters c d F respectively followed by one or two numbers 1 Press Prg e Set together for more than 5 seconds the display shows the number 0 E amp P Gir33 sete TI 2 Press A or W until displaying the password 77 amp Bir33 Ego lI L clear 4 Bl Fig 3 9 g9 Confirm by pressing Set 4 Ifthe value entered is correct the first modifiable parameter cO will be shown otherwise the standard display will resume 5 Press 4 or W until reaching the parameter to be modified When scrolling an icon appears on the display representing the category the parameter belongs to see the table below and the able of parameters 6 Press Set to display the associated value 7 Increase or decrease the value using A or W until reaching the desired value 8 Press Set to temporarily save the new value and return to the display of the parameter code 9 Repeat operations fr
147. troller or a data memory alarm E07 E08 In the models B and E for the outputs 2 and 4 the dependence may be only 0 1 2 5 6 2 Type of output parameters c35 c39 c43 c47 The parameter is active only if the output is the control output dependence 1 2 16 17 or TIMER dependence 15 Type of output 0 the output is on off Type of output 1 PWM analogue or timer output Timer operation is combined with dependence 15 In the models B and E the output type will always be 0 to 10 Vdc independently from the value of this parameter 5 6 3 Activation parameters c36 c40 c44 c48 The parameter is active only if the output is the control output dependence 1 2 16 17 or TIMER dependence 15 If dependence 1 2 16 and 17 it represents for ON OFF operation the activation point of the output while for PWM operation and 0 to 10 V it indicates the point where the output has the maximum value ir33 universale 030220801 rel 2 3 16 04 2012 The activation parameter is expressed as a percentage from 100 to 100 and refers to the operating differential and the set point that the output refers to If the output refers to St1 dependence 1 activation is relative to the percentage value of P1 if the output refers to St2 dependence 2 activation is relative to the percentage value of P2 If the value of activation is positive the activati
148. ull load may not be compatible with the required process Soft start if active is used on power up or within an operating cycle The unit of measure is expressed in minutes C Parameter d57 acts on circuit 2 if independent operation is active Par Description Def Min Max UoM c57 Soft start 0 0 99 min C d57 Soft start circuit 2 0 0 99 min C 25 Tab 4 f C sali set point process value output status Fig 4 a Example when c57 5 assuming the set point is 30 C and the differential 2 C and that the ambient temperature is 20 C on power up the virtual set point will be the same as the temperature measured and will remain at this value for 5 minutes After 5 minutes the virtual set point will be 21 degrees no outputs will be activated while after another 5 minutes the virtual set point will be 22 C thus entering the control band as the differential is 2 C and heating will start Once the temperature reaches the virtual set point the function stops and the process continues 4 2 Preparing for operation Once having completed the installation configuration and programming operations before starting the controller check that The wiring is performed correctly The programming logic is suitable for controlling the unit and the system being managed Starting from revision FW 2 0 two PID control cycles can be set on two independent circuits If the controller is f
149. zation 90 P14 0 60 gt A 30 Fig 5 b Consequently 0 V will be as displayed 30 and 10V will be displayed as 90 These are also the values used for control Parameter c17 defines the coefficient used to stabilise the temperature reading Low values assigned to this parameter allow a prompt response of the sensor to temperature variations but the reading becomes more sensitive to disturbance High values slow down the response but guarantee greater immunity to disturbance that is a more stable and more precise reading CAREL 5 2 1 Par c19 Second probe parameter c19 Description Def Min Max UoM Operation of probe 2 0 0 12 f 0 not enabled 1 differential operation 2 compensation in cooling 3 compensation in heating 4 compensation always active 5 enable logic on absolute set point 6 enable logic on diff set point 7 independent op cir 1 cir 2 8 control on higher probe value 9 control on lower probe value 10 control set point from B2 11 auto heat cool change from B2 12 Differential operation with pre alarm Validity cO 1 2 3 4 Tab 5 c The second probe must be the same type as the first as set by parameter c13 Nonetheless control can be performed on two different physical values for example temperature humidity using independent operation c19 7 with combined active probe e g CAREL DPWC with two 4 to 20 mA outputs

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