USER'S GUIDE N11 TYPE
Contents
1. gt AS Two wire Three wire transducer transducer e Connection of input signals in the 115 meter 213145 f Connection of input signals a Z in the N11H meter 5 8 Fig 2 Connection ways of input signals to the N11 meter 5 HANDLING After switching the meter on its type and next the program version are displayed After ca 10 sec the meter transits automatically into the measuring mode and the input signal value is displayed The meter blanks automatically insignificant zeros The exceeding of the alarm threshold is signalled by means of alarm diodes 1 and 2 The basic unit of the measured value is automatically highlighted by the meter a J DA Unit I E IE wit Cv Resignation m Go up Acceptation key key key key b Resignation down Go up Acceptation key key key key Fig 3 Description of the meter faceplate a 5 digit execution 4 digit execution 1 No exists in the 4 digit 20mm execution 10 Key functions acceptance key entry into the programming mode hold down during ca 3 seconds the programming matrix is protected by the safety code e moving through the menu choice of the level e entry into the change mode of the parameter value e acceptation of t2. Supply voltage 230 V a c d c 1 24 V a c d c and 20 50 V d c 2 Kind of terminals Socket plug with screw connections 0 Socket plug with self locking connections 1 Execution standard 00 custom made XX Acceptance tests without a quality acceptance test with a quality inspection certificate acc customer s agreement Unit field introduce the unit symbol XXX gt lt 33 Order example N11 S 4 1 1 0 00 8 mA means a meter with standard signals with 4 displays in green colour voltage supply 230 V a c d c kind of terminal socket plug with screw connection standard execution without a quality acceptance test with the highlighted mA unit e In case of a custom made execution or need of more detailed technical information please contact our Export Department e In case of any meter failure one must contact the nearest authorized service workshop 11 MAINTENANCE AND GUARANTEE The N11 meter does not require any periodical maintenance In case of some incorrect unit operations 1 From the shipping date during the period given in the annexed guarantee card One should take the meter down from the installation and return it to the Manufacturer s Quality Control Dept If the unit has been used in compliance with the instructions the Manu facturer guarantees to repair it free of charge 2 After the guarantee period One should turn over the meter to repair in a cer
3. one can set up 0000 0 or 00000 e In case of 60 mV and 10 V voltage and 20 mA current measurements to two digits after the decimal point one can set up 000 00 0000 0 or 00000 in 4 digit execution 0000 000 0 00 00 0 000 in 5 digit execution 00000 0000 0 000 00 00 000 0 0000 table 1 continuation e In case 1 1 measurements to three digits after the decimal point one can then set up 00 000 000 00 0000 0 00000 e In case of rEZH resistance measurement lack of decimal point In a 4 digit meter e In case of temperature meas urement lack of decimal point e Other inputs as above Other possibilities are ignored and the meter automatically sets up the decimal point Cnt Number of averaged In 4 digit execution measurements 0 9999 In 5 digit execution 0 19999 The 0 writing causes the measurement switching off and the display blanking Ind Switching off or on the individual On switched on charac linear characteristic of the user teristic OFF switched off char acteristic H1 Y1 Parameters of the individual In 4 digit execution H2 2 characteristic On the base of 1999 9999 given coordinates of two points by the user the meter assigns coefficients of the individual characteristic a and b Y aH b At the same time H1 and H2 measured value Y1 and Y2 expected value on the display In 5 digit execution 19999
4. gt 1 range Ri lt 50 Long lasting exceeding of the upper range 1096 Basic error 0 1 i v 0 2 Additional error from changes of the ambient temperature 0 1 m v 10 K PARAMETERS OF THE N11T METER Thermocouples Sensor Measuring range Basic error J Fe CuNi 100 1200 0 196 i v 0 2 m v K NiCr NiAl 100 1370 0 196 i v 0 2 N NiCrSi NiSi 100 1300 C 0 1 i v 0 2 m v 50 1760 C 0 1 i v 0 2 50 1760 C 0 1 i v 0 2 10 70 mV 0 1 i v 0 1 PtRh13 Pt S PtRh10 Pt Voltage measurements Characteristics acc EN 60584 1 E NiCr CuNi 100 1000 C 0 1 i v 0 2 m v 26 Resistance thermometers RTD resistance thermometers current intensity flowing through the resistance thermometer resistance of leads connecting the resistance thermometer to the meter Sensor Pt100 Pt500 Pt1000 Cu100 Ni100 Resistance measurement Resistance measurement Measuring range 199 850 199 850 199 850 50 180 C 60 180 C 0 400 Q 0 4000 Q Characteristics acc EN 60751 A2 lt 0 17 mA lt 20 Q per lead Basic error 0 1 i v 0 2 m v 0 1 i v 0 2 m v 0 1 i v 0 2 m v 0 1 i v 0 3 0 1 i v 0 3 0 196i v 0 1 0 1 i v 0 2
5. m v H oH HB Ho HH Additional errors in rated working conditions compensation of cold junction temperature changes 0 2 m v compensation of lead resistance changes from ambient temperature changes Time of preliminary heating Weight Time of measurement 0 2 m v 0 1 m v 10 K 15 minutes 0 2 kg programmable min 125 ms 1 in case of a temperature meter with a switched ACJC on one must add the time of compensation duration which is 0 5 sec It is the time which we add to the averaged measurement That means if we introduce the parameter value Cnt 8 then the measurement time without switched ACJC on will be 1 sec and with the switched on compensation 1 5 sec 27 8 BEFORE A FAILURE WILL BE DECLARED SYMPTOMS PROCEDURE 1 The meter does not operate 2 Only the diodes are lighting Check the connection of the feeder cable Number of measurements 0 has been introduced The meter operates in the SLEEP mode The display is blanked 3 Only the horizontal dashes are displayed Check the correctness of the input signal connection 4 Only the inscription ErrC is displayed The automatic function of temperature compensation has been chosen however the meter is working in a two wire system Connect the third lead or switch the automatic compensation off The inscription can also be displayed if the automatic compensatio
6. of the lower and upper alarm threshold signalling of alarm action by means of diodes programmable delay of the alarm operation two relay outputs voltageless make contacts maximal load capacity voltage 250 V a c 150 V d c current 30 V d c 250 V a c resistance load 1250 VA 150 W Two wire supply of object transducers 24 V d c max 25 mA only in the 115 galvanically insulated 24 Electromagnetic compatibility immunity acc EN 61000 6 2 emission acc EN 61000 6 4 Safety requirements according IEC 1010 1 standard installation category Hi level of pollution 2 maximal voltage in relation to the earth supply 300 V input 600 V N11H input 50 V N11T input 50 V N11S relay outputs 300 V supply of 2 wire object transducers 50 V PARAMETERS OF THE N11H METER Indication range 199 9 600 0 V N 1 000 1 000 A 1 999 5 000 A Input resistance for ranges voltage Ri gt 2 7 MQ current 1A Ri 50 mQ 10 current 5A Ri 10 10 Long lasting exceeding of the upper range 1096 Basic error 0 196 i v 0 2 m v Additional error from ambient temperature change 0 196 i v 10K i v indication value m v upper limit of the measuring subrange PARAMETERS OF THE N11S METER Indication range 1 000 1 000 V 10 00 10 00 V 19 99 20 00 mA 199 9 200 0 mA Input resistance for the range voltage Ri
7. point in the case when the individual character istic is switched off are unlisted See the d_P parameter description in table 1 11 H1 Y1 H2 Y2 parameter symbols are not displayed in the programming mode In case of switched individual char acteristic off mentioned symbols are omitted 12 Despite of the alarm threshold exceeding neither the alarm relay nor the signalling diode is switched on Check the introduced delay in the alarm operations into the meter If need be correct the dLY parameter 13 Despite of the relay Switching off the alarm diode does not go out Check if the alarm signalling support is not switched on LED parameter In case of need switch it off 14 Lack of possibility to erase The alarm still lasts The erased the signalling diode by diode is immediately re lighted means of key combination fig 4 when the parameter of alarm signalling support is switched on 15 Despite the fact that the Check if a delay of the alarm opera alarm still remains the tion has not been introduced signalling diod does not light dLY parameter up 16 Instead to display the The meter works in the reviewing or measurement result the programming mode After a laps of meter displays the parameter time it will issue itself from this mode symbol alternately with its value despite we were not entered into the programming mode 17 A delay of the alarm The lasting al
8. 19999 18 table 1 continuation PrL1 Alarm lower threshold In 4 digit execution PrL2 1999 9999 In 5 digit execution 19999 19999 PrH1 Alarm upper threshold In 4 digit execution PrH2 1999 9999 In 5 digit execution 19999 19999 tYP1 Alarm type The fig 6 nor normal tYP2 shows the graphical illus On switched on tration of alarm types OFF switched off H On manually switched on till the time of changing the alarm type the alarm output is switched on for good H_OF manually switched off till the time of changing the alarm type the alarm output is switched off for good dLY1 Delay of alarm operation In 4 digit execution dLY2 The parameter is defined 0 9999 by the number of measure In 5 digit execution ments one must give after 0 19999 how many measurements the alarm operation follows The introduction of 0 The alarm switching off causes the operation at follows without delay The the moment of alarm ap parameter takes in account pearance the number of averaged measurements Cnt and treats the whole cycle of averaging as a single measurement LEd1 Support of the alarm signal On support switched on LEd2 ling In the situation when OFF support switched off the function of support is switched on after the withdrawal of the alarm state the signalling diode is not blanked 19 table 1 continuation The function signals the alarm state till the mom
9. PROGRAMMABLE DIGITAL PANEL METER N11 TYPE USER S GUIDE CE PROGRAMMABLE DIGITAL PANEL METER N11 TYPE CONTENTS 1 APPLICATIQN peut yd eet ta 5 2 BASIC REQUIREMENTS OPERATIONAL SAFETY 6 3 inuicem 7 4 CONNEGTIQN 2 eve i raster eder t tene e dac 8 5 2 2 2 00 00 000000000000000 nnne nnne 10 6 7 TECHNICAL DATA 8 BEFORE A FAILURE WILL BE DECLARED 28 9 PROGRAMMING EXAMPLES OF N11 METERS 30 10 EXECUTION 33 11 MAINTENANCE AND 34 December 2006 KZ 1299 06 1 APPLICATION N11 programmable digital panel meters are destined to measure d c voltages and d c currents temperature resistance and other non electrical quantities converted into electrical signals A 5 or 4 digit display field 14 or 20mm heigh digits in red or green colour ensures a good readability at a long distance They realized other additional functions as e signalling the set alarm value exceeding e signalling the measuring range exceeding programmable indication resolution programmable measurement repetition rate e storage maximal and minimal values e monitoring set parameters values e blocking the parameter introduction by means of a password e con
10. ange Fax 48 68 3295 101 http www lumel com pl Export Department Tel 48 68 3295 302 or 304 Fax 48 68 3254 091 e mail export lumel com pl
11. antity PrH lt PrL c OFF contact state Relay Switched on Switched on Relay Switched off t t M di PrL PrH easured quantity d On Contact Relay Relay switched off switched on PrL PrH Rela switched off gt Measured quantity Fig 6 Alarm type a b normal c switched off d switched on 21 CAUTION e case of On and OFF alarm types the writing down of PrL gt PrH will cause an automatic transcription of the value from the threshold PrL into PrH and from PrH into PrL The alarm type will not change e n case of a measuring range exceeding the relay reaction is concordant with written down PrL PrH and tYP parameters In spite of displaying the exceeding the meter will carry out the measurement as before e n case of meter operation with a resistance thermometer in a two wire system the choice of the automatic compensation of lead resistance changes will cause a defective meter work e The automatic compensation is switched off when Pt10 Pt5 and rEZH sensors are chosen e In case of an individual characteristic switching on Ind On the measurement result is transformed linearly in accordance with introduced H1 Y1 H2 Y2 parameters The meter currently checks up the value of the actually introduced parameter In case when the introduced value exceeds the upper range of changes given in the table 1 the meter will automatically carry out the
12. arm state was shorter operation has been than the programmed e g during the introduced e g 30 lasting time of the alarm the state of measurements however alarm withdrawal occurs after this time the alarm has In that case the meter begins count not been operated ing the measurements from the beginning 9 PROGRAMMING EXAMPLES OF N11 METERS Example 1 Programming of an individual characteristic If we want to programme so that the value 4 00 mA will correspond to the value 0 on the display whereas the value 20 00 mA will cor respond to the value 100 one must enter into the programming mode and choose the d P parame ter responsible for the decimal point Set up the point on the position 1 that is to say 0000 e choose the Ind parameter and switch the individual characte ristic On 30 e choose the H1 parameter and introduce the value 4 00 e pass on the Y1 parameter and introduce the value 0 e pass on the H2 parameter and introduce the value 20 00 e pass on the Y2 parameter and introduce the value 100 After the exit from the programming mode the meter automatically begins to recount the input signal on the base of the programmed characteristic Example 2 Programming of an inverse individual characteristic If we want to programme so that the value 4 00 mA will correspond to the value 120 5 on the display whereas the value 20 00 mA will correspond to the value 10 8 one must enter into t
13. ble to the read out The exit from the monitoring menu takes place by means of the key On the monitoring menu parameter symbols are alternately displayed together with their values The fig 4 shows the operation algorythm of the meter The appearance of the following symbols on the digital displays means Uncorrect introducing of the security code aes Exceeding of the upper measuring range or a lack of sensor Exceeding of the lower measuring range or sensor short circuited HIT Compensation error of the lead resistance No con ErrC nected or damaged lead 12 49j8ui LLN jo p 614 19109 uonduosul 413 Jo e dsig enjeA uiu uononpoJjur uiu wueje jo Buiser3 Jo Buisesy Jo 9 pJoMsseg Jo fe dsiq Jo Aejdsiq nuew ININISNSVIN Buuojuo N 6 PROGRAMMING The key pressure and its holding down during ca 3 seconds causes the display of the security code symbol SEC alternately with the O value set up by the manufacturer The entrance of the correct code causes the entry into the programming matrix The transition matrix into the programming mode is shown on the fig 5 We choose the level by means of the a key whereas the entry and moving through parameters of the chosen level is carried out by means of the and A keys Parameter s
14. cable one must use a two wire cable and choose the lead cross section such that in case of a short circuit from the device side the protection of the cable was ensured by means of the electric installation fuse Requirements related to the feeder cable are regulated by the IEC 1010 1 p 6 10 and p 6 11 2 standard Connection ways of input signals to the N11 meter N 1123 4 5 6 7 8 9 1011 12 13 14 15 16 PEN L Supply Input signals 1121314 5 6 7 8 9 10 11 12 13 14 15 16 imer adiri a N L npu 24 V d c E E Supply signals lt lt b description of the 115 terminal strip 2 3 4 5 6 7 9 10 t1 12 13 14 15 is N L Supply Input signals Alarm 1 Alarm 2 c description of the N11H terminal strip 11213 4 1 2 3 4 1 2 9 4 Resistance thermometer N in two wire Thermocouple or system or voltage resistance Resistance ther 10 70 mV measurement mometer in the three wire system d Connection of input signals in the N11T meter o 25 o 28 255 as 2 og Av ORR _ 688 _ 11213 112131415 1121314 5 285 ee
15. case of the protection terminal connection with a separate lead one must remember to connect it before the connection of network leads e Do not connect the meter to the network through an autotransformer Before taking the meter housing out one must turn the supply off The removal of the meter housing during the warranty period may cause its cancellation e circuit breaker should be installed in the building installation It must be easily accessible for the operator 3 FITTING N Prepare a 92 x 45 95 mm hole in the panel The thickness of the material from which the panel is made can not exceed 15 mm One should introduce the meter from the front of the panel with discon nected supply circuit After introducing the meter fasten it by means of holders ed E E 84 Fig 1 Overall dimensions 4 CONNECTION At the rear side of the meter there is a terminal strip seat A connector with screw terminals or a self locking connector is added to the meter depending on the meter type chosed in the ordering code The fig 2 shows the connection way of external signals The de scription of the connector is also printed on the meter housing In case of a meter working in an environment of high perturbances one should use external filters It is recommended to use screened leads on the meter input As a feeder
16. change into the minimal value Similarly in case when the introduced value exceeds the lower range of changes given in the table 1 the meter will automatically carry out the change into the maximal value 22 Standard parameters of the meter TABLE 2 Parameter Level in the Standard value symbol matrix tYP Con d P Cnt Ind H1 Y1 H2 Y2 PrL1 PrL2 PrH1 PrH2 tYP1 tYP2 dLY1 dLY2 LEd1 LEd2 7 TECHNICAL DATA Panel meter dimensions 96 x 48 x 84 mm Protection index ensured by the housing IP 50 Protection index ensured from the terminal side IP 20 Rated operating conditions supply voltage depended on the execution code 85 253 V a c d c 20 40 V a c d c and 20 50 V d c 23 supply voltage frequency 40 440 Hz ambient temperature 0 23 50 C air relative humidity lt 95 water vapour conden sation inadmissible Power consumption max 5 VA Storage temperature 20 85 C Display field two versions N11T4 N11S4 N11H4 four 7 segment LED displays 2 alarm diodes N11T5 N11S5 N11H5 five 7 segment LED displays two alarm diodes two diodes to the unit highlighting Indication range of the digital display 11 4 1154 N11H4 1999 9999 N11T5 1155 N11H5 19999 19999 Servicing four keys E Ge TAN E Relay outputs programmable alarm thresholds three types of alarms see chapter 6 hysterezis defined by means
17. ent of its blanking by means of the combination of This function only and exclusively concerns the alarm signalling and the relay contacts will act without support according the chosen alarm type SEt Restoration of manufacturer s A pressure of the a1 key settings Parameter values causes the writing down of set up by the manufacturer standard parameters into the are shown in the table 2 meter The execution of this operation is signalled by the inscription End SEC Introduction of a new pass In 4 digit execution word 1999 9999 In 5 digit execution 19999 19999 tSt Display test The pressure of the The test consists on consecu key causes the test tive switching on of digital dis switching on The C play segments Alarm diodes ends the test and illuminating diodes of the unit should be lightened Switching of the background light on JEd Highlight switching on of the On highlighting switched on unit OFF highlighting switched off Exit of the parameter group from the chosen level The pressure of the key causes the exit of the parameter group from the chosen level 20 a nor Contact state 1 DN Relay Switched on 0 1 I Relay 1 1 switched off Measured quantity PrL PrH PrH gt PrL nor Contact state 1 Relay switched off 0 Switched on T Measured qu
18. exit from the programming mode the meter begins to control newly introduced alarm thresholds after executing each measurement Example 4 Programming of an alarm operating in the given interval with delay If we want that the alarm 1 will be switched on in the interval from 100 V up to 300 V and operated only after 10 sec one must e enter into the programming mode and choose the Alr1 level e pass on the PrL1 parameter and introduce the value 100 e pass on the PrH1 parameter and introduce the value 300 e pass on the tYP1 parameter and choose the On function e pass on the dLY1 parameter The meter measurement time is 125 ms Assuming that the Cnt para meter has not been changed and is equal 8 that is the manufacturer setting the measurement time is 8 x 125 ms 1 sec If we want to obtain a delay of 10 sec for the alarm operation one must write down the dLY parameter the value 10s 1s 10 introduce the value 10 under the dLY parameter exit from the programming mode In case ofthe alarm state duration for a longer time than 10 sec the me ter will switch the alarm relay on and the alarm diode will be lighted 32 10 EXECUTION CODES Pee Input temperature programmable input 1 V 10 V 20 mA 200 mA all d c ranges 600 V 1A 5A all d c ranges as per the order Number of displays 4 x 20 mm high digits 4 5 x14 mm high digits 5 Display colour red 0 green 1
19. he changed parameter value La key to increase the value e displaying of the maximal value e entry to the parameter group level e moving through the chosen level e change of the chosen parameter value increase of the value e successive parameter in the monitoring mode cw key to decrease the value e displaying of the minimal value e entry to the parameter group level e moving through the chosen level e change of the chosen parameter value decrease of the value e successive parameter in the monitoring mode erasing key e entry to the menu of parameter monitoring hold down during ca 3 seconds e exit from the monitoring menu e erasing of the parameter change e absolute exit from the programming mode 11 The pressure of the and key combination causes the erasing of alarm signalling This operation exclusively acts when the support function is switched on The pressure of the and erasing of the minimal value The pressure of the CJ and a key combination causes the erasing of the maximal value The pressure and hold down the ee key during ca 3 sec causes the entry into the programming matrix The programming matrix is secured by the safeguard code The pressure and hold down the co key during ca 3 sec key combination causes the menu one must move by means of Y and 4 keys In this menu all programmable meter parameters except service parameters are only accessi
20. he programming mode and choose the d P parame ter responsible for the decimal point Set up the point on the position 2 that is to say 000 0 choose the Ind parameter and switch the individual characte ristic On e choose the H1 parameter and introduce the value 4 00 e pass on the Y1 parameter and introduce the value 120 5 e pass on the H2 parameter and introduce the value 20 00 e pass on the Y2 parameter and introduce the value 10 8 After the exit from the programming mode the meter automatically begins to recount the input signal on the base of the programmed characteristic Example 3 Programming of the alarm with hysteresis If we want to programme the alarm 1 operation so that the alarm will be switched on at the value 850 C whereas switched off at the value 100 C and the alarm 2 so that at the value 1000 C the alarm will be switched off and on at the value 199 C one must 31 e enter into the programming mode and choose the level with the ALr1 symbol e enter on the ALr1 level choose the PrL1 parameter and introdu ce the value 100 e pass on the PrH1 parameter and introduce the value 850 e pass on the tYP1 parameter and choose the function designated as nor e exit from the ALr1 level and pass on the ALr2 level e choose the PrL2 parameter and introduce the value 1000 e pass on the PrH2 parameter and introduce the value 199 e pass on the tYP2 parameter and choose the function nor After the
21. n is switched on and a Pt10 Pt5 or rEZH sensor is chosen 5 Only the inscription noC is displayed 6 The entry into the programming mode is not possible The inscription Err is displayed The meter is discalibrated Contact the nearest authozrized service workshop The programming mode is protected by the password If the user forgets which password has been introduced one must contact the nearest authorized service workshop 28 7 Lack of certainty if all display segments are efficient Enter into the service mode and Switch on the display test In the same time the same segments should be lighted on all displays The state with blanked displays does never occur Otherwise submit the defect to the nearest authorized service workshop 8 During the operation inthe programming mode parameter values inconsistent with the range of changes given in the table 1 occur on the display Enter into the service mode and ac cept the SEt parameter The meter will introduce values in accordance with the table 2 9 Aresult inconsistent with our expectations occurs on the display Check if the individual characteristic is not switched on In case of neces sity enter into the service mode and accept the SEt parameter The meter will introduce parameters in accord ance with the table 2 10 The meter does not accept the introduced decimal point by the user Some positions of the decimal
22. sure of the co key during the change of the parameter causes the resignation of the record No InP tYP Con dP Cnt Ind 1 2 Y2 pos Input Input Kind of Decimal Number of Linear D q parameter type point measure charact 2 2 2 2 1 ments ALr1 PrL1 PrH1 tYP1 dLY1 LEd1 2 Alarm 1 Lower Upper Alarm Alarm Alarm threshold threshold type delay support ALr2 PrL2 PrH2 tYP2 dLY2 LEd2 3 Alarm2 Lower Upper Alarm Alarm threshold threshold type delay support SEr SEt SEC tSt JEd 4 Service Writing of Password Display Unithigh standard introduct test lightin paramet 6 1 no exists in N11S and N11H executions 2 exists only when the individual characteristic is included Ind On 3 exists only in executions with 5 displayed digits Fig 5 Transition matrix into the programming mode 15 TABLE 1 Parameter Description Range of changes symbol tYP Kind of connected N11T input signal Resistance thermometers It depends on the metertype Pt1 Pt100 Pt5 Pt500 Pt10 Pt1000 Cul Cu100 Ni100 Thermocouples tE J J Fe CuNi t E H K NiCr NiAl tE n N NiCrSi NiSi tE E E NiCr CuNi tE r PtRh13 Pt tE S S PtRh10 Pt nAP voltage measurement rEZL resistance measurement up to 400 Q rEZH resistance mea
23. surement up to 4 115 10 1 10U 10 V range nnAL 20 mA range nnAH 200 mA range N11H 600U 600 V range 1 range 5 range 16 table 1 continuation Con Kind of compensation of sensor Aut automatic compensation working condition changes in case of resistance ther in case of resistance mometers and resistance thermometers and resistance measurements measurements it concerns a 3 wire line is required the compensation of resistance 0 60 C Fiducial tem changes of leads connecting the perature value for sensor to the meter thermocouples in case of thermocouples 0 40 Resistance of it concerns the compensation two leads for resistance of cold junction temperature thermometers and resist changes ance measurements The automatic compensa Accuracy of data introduc tion does not work in case of ing 0 1 measurements of rEZH Pt10 Writing of values beyond and Pt5 the manual compensa tion interval will cause the automatic compensation switching on d P Setup of the decimal point Setting possibilities This setup works both at Switched off and switched on individual characteristic In the only exception that at the Switched off individual characteristic the decimal point is limited in the 5 digit meters e In case of rEZL temperature resistance 600 V and 200 mA measurements to 1 digit after the decimal point
24. tified service workshop The disassembling of the housing causes the cancellation of the granted guarantee Spare parts are available for the period of five years from the date of purchase The Manufacturer policy is one of continuous improvement and we reserve the right to make changes in design and specification of any products as engineering advances or necessity requires and revise the above specification without notice 34 35 SALES PROGRAMME MEASUREMENT DIGITAL PANEL METERS CONTROL BARGRAPH INDICATORS MEASURING TRANSDUCERS RECORDING ANALOGUE PANEL METERS DIN INSTRUMENTS DIGITAL CLAMP ON METERS PROCESS and HOUSEHOLD CONTROLLERS CHART and SCREEN RECORDERS POWER CONTROL UNITS and FREQUENCY INVERTERS AUTOMOTIVE DASHBOARD INDICATORS STATIONARY and PORTABLE CALIBRATORS MEASUREMENT ACCESSORIES SHUNTS SENSORS TRANSFORMERS MEASURING SYSTEMS ENERGY HEAT CONTROL MEASUREMENT CUSTOM MADE PRODUCTS WE ALSO OFFER OUR SERVICES IN THE PRODUCTION OF ALUMINIUM ALLOY PRESSURE CASTINGS PRESSURE CASTING DIES AND INJECTION MOULDS PRECISION ENGINEERING AND THERMOPLASTICS PARTS QUALITY PROCEDURES According ISO 9001 international requirements All our instruments have CE mark For more information please write to or phone our Export Department LUMEL Lubuskie Zaktady Aparat w Elektrycznych LUMEL S A ul Sulechowska 1 65 022 Zielona G ra Poland Tel 48 68 3295 100 exch
25. version the measured quantity into any quantity on the base of an individual linear characteristic automatic compensation of the reference cold junction temperature in the N11T version automatic compensation of vire resistance in the N11T version e supply two wire object transducers 24V in the N11S execution highlighting any arbitrary measuring unit as per the order With the meter we deliwer a guarantee card 4 holders to fix the meter into a panel a service manual a plug with screw connections or self locking connections a set of stickers with units When unpacking the meter please check whether the type and execution code on the data plate correspond to the order Symbols located in this service manual mean N especially important one must acquaint with this before connecting the meter AN one must take note of this when the meter is working inconsistently to the expectations 2 BASIC REQUIREMENTS OPERATIONAL SAFETY N11 meters are destined to be mounted into panels and cubicles In the range of operational safety they are in conformity with the EN 61010 1 standard requirements Remarks concerning the operator safety e The installation and meter connection should be operated by qualified personnel e One must take into consideration all accessible protection requirements e Before switching the instrument on one must check the correctness of the network lead connection In
26. ymbols displayed alternately with their actual values In order to change the value one must use the key To resign of the parameter change one must press the co key To exit from the chosen level one must select the symbol and press the E key In order to exit from the programming matrix into measurement one must press the ec The inscription HEY occurs and after a while the meter will automa tically enter into the measurement of the input quantity Way of changing the value of the chosen parameter In order to increase the value of the chosen parameter one must press the key A single pressure of this key causes a value increase of 1 The hold of the pressed key causes a conti nuous increase of the value up to display the 0 value The jump to the next digit follows after this value The further change is similar The key release in any moment causes a jump to the first digit It is similarly in case of the value decrease 14 The single pressure of the key causes a value decrease of one The hold of the V key pressure causes a continuous decrease of the value till the display of 0 The jump to the next digit follows after this value The further change is similar The key release in any moment causes a jump on the first digit In order to accept the set up parameter one must press the key Then the writing of the parameter and display of its symbol follow alternately with the new value The pres
Download Pdf Manuals
Related Search