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1. 73 Bulletin No 3020IM9807 December 1998 Metering Input Electrical Specifications Control Power Input Specifications Environmental Specifications Physical Specifications Regulatory Standards Compliance Current Inputs Nominal Fall Scale scasni ce eae cies on tumnear cares ne seaesatergetveeneares 5 0 Amps rms Metering OVerTanpe riri ionene e E eee eee 145 Overcurrent Withstand ssssiiserrisrenreineennie 15 A rms Continuous 50 A rms 10 seconds in 1 hour 500 A rms 1 second in 1 hour put Impedance sissioni Less than 0 1 Ohm e iae E E EEE E amines Less than 0 15 VA TOL O E E E encanto 1500 V 1 MIN Voltage Inputs Nominal PUL SC alle seppe 120 Vac Line to Neutral Mekern OV CAIN CC serein rrr E E EREE E 150 DPiclectiig VITISIAIIG sessirnir 180 V Continuous 1500 V 1 Second Input Impedance sisrosiioiensinniisis Greater than 2 Megohm 120 240 Vac Nominal Op ratne Input RANDE aveiserensssccoiesnnecusucbieentunaneteereaceetienents 100 264 Vac EC o ae graces E E E A E eecneees 11 VA 15 VA B rden max gene ee ee ee E en ere nn E 27 VA FECL ECW RINGE errien ieoi ea niet inmates E Eae 47 to 65 Hz TSO MOE oscar EEE EN E E EEA A NAA 1500 V 1 min Ride through on Power Loss s eseseseessereeseses 0 1 sec at 120 240 Vac 125 250 Vdc Nominal Operatne Input Kan ee ater 100 300 Vdc BE CU orca tris A E E E ss aeean suessaatentes 0 12 A TSO O acess cessor ciaars EEEE E S EER 1500 V 1 minute Ride through on Power Loss
2. ijji Chapter 1 Introduction CHAPTER 1 INTRODUCTION CHAPTER CONTENTS WHAT IS THE CIRCUIT MONITOR This chapter offers a general description of the circuit monitor describes important safety precautions tells how to best use this bulletin and lists related documents Topics are discussed in the following order WV te ie ENTO O arrear E masa tneento 1 Fxpanded MOMOL ieser enn tne Seton err R ree ere rcer rae err er ere ee 3 Kogaremnmeno Or USA a E E A OER 4 Identifying the Series and Firmware R visions ixcscicawstessssesscineveraveudeustonsts Moce PENGMOCIS saasccessisccaionavearesaetevneocdoet easy eesiens E 4 Upgrading Existing Circuit MOnITOTS sersiieie iee inn J Memory OP A y ea E S EER 5 a ee grea ON se E N ese geet T N 6 Teme UED ill 2 chg eee een meee ee ee eer eee eee ee 6 N tatonal Conventions sereine ia 6 TOPICS TOR OV o e E A eaeeeaeeeanenones 7 Reed DOCUIT O a n A EE A T 7 Eae E a e a N T R et rr ree re 7 IRE Fee GeV aml e E E E NS 8 Note This edition of the circuit monitor instruction bulletin describes features available in series G4 or later and firmware version 17 009 or higher Series 2000 circuit monitors with older series numbers or firmware versions will not include all features described in this instruction bulletin If you have Series 2000 circuit monitors that do not have the latest firmware version and you want to upgrade their firmware contact your local Square D representative f
3. O 1998 Square D Company All Rights Reserved Setting the CT Ratios Chapter 4 Front Panel Operation The circuit monitor supports two primary CT ratings one for the phase CTs and one for the neutral CT The allowable range is 1 to 32 767 The factory default for both CT secondaries is 5 Note The neutral CT is optional If the circuit monitor is set up for any system type that does not require a neutral CT the circuit monitor ignores the neutral CT rating even if neutral currents are reported To change the primary CT ratings complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig Press the PHASE Enter button to select the Configuration option yy The circuit monitor displays the password prompt P Enter the master password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button The red LED next to CT Primary flashes indicating that the circuit monitor is in Configuration mode The 3 PHASE LED also lights indicating that the circuit monitor is displaying the 3 phase primary CT rating Press the SELECT METER Value buttons until the desired 3 phase primary CT rating is displayed Press the PHASE Enter button once The N Neutral phase LED lights and the circuit monitor displays
4. 1998 Square D Company All Rights Reserved i Bulletin No 3020IM9807 December 1998 alo adatom BOU ke aera ee enn een ee nn ce eres te tern et et ee ee ee 41 Con eane Me Oe uce Dil ah Colello pave eee ne eee een er anne eran ee ene nt arene ee err 42 EOE Ei UNS cet ces vac corsa E coset ace A as EA ETO A O EN 42 Genera onia 0 am rO e Vd pona EEE E EA E cet Tu OSa 42 Viewine Contiguranon Data i Protected Modessa ieren a a Eaa E EON AE 45 ey NCAT ine Master TA SWOON erep EE E EAE E EAA AET EE 46 Configuring the Circuit Monitor cont Penne TAS E EERO aa E E E eee eanareetice 47 erie E Ty TRAGIC ia a E A E E ee area ae erat 48 DEIN TNS OV teni TYPE pain A E E O EA EAEE ER 48 etine ihe Deiat MIErva lerik err a E E A AEE EE E RE 49 Semtine Me yaitoa Tule OOIPOT eieren edp oes a AE EA A R ETEEN E 51 DEHN he Dovre AdE erraren a ENE E E E E ena eee 52 E TA E K A aeie E E E N EE A EE OE EE TEE 53 erne Me Nom mal Frega NC senseri eee ener es Sone E Cen eee eee eee ee ee 54 iste cla ahasca Demand Eoeroy and MD Max Valce ponrsnas mnererenerr re Centre cert orurt ett tprterrsr tetra seri oe Pertormine Resets Sie the Resets COUN aa ccteste cassie anc ateracarnnisececen cava uncunc ian aucescuoranenepenetetnoens AS 56 UL la ie ay TOI rc esp see en ites E E E E anteater 58 General orap P OCCU care nen ee om Pee ert tomer ere orn EEE eT ht fear eee ete et eater eee eee 59 PES e UU POC Ea E E AE E E torr E N
5. A N B N C N 3 5 Wye Ground A B B C C A 3G 4 wire 3 Wye Wye A B C N G A N B N C N Wye Ground A B B C C A 3G 4 wire 3 Wye Wye A B C N A N B N C N Wye Ground A B B C C A 32 4 wire 2 Open Wye A B C N A N B N C N Wye Ground A B B C C A 3G 4 wire 2 Open Wye A B C N G A N B N C N Wye Ground A B B C C A The System ID is used during setup to specify the system type Indicates a value that is calculated rather than measured directly For 3 wire loads only 2 3 3 2 3 3 0 40 41 40 42 43 1998 Square D Company All Rights Reserved 17 Bulletin No 3020IM9807 December 1998 CTs 5 Amp Secondaries A NT A mea eg Load CO p VDS ae Fuses Note Control power can be drawn Fuses wani ee PT neue ae eriving Control Power from OPEN DELTA PT Phase PT Inputs in this chapter CPT CONNECTION For DC control power connections 120 or 240 Vac 120 V L L see figure 3 10 Secondary 14 VA Secondaries Fuses ab Disconnect Switch 20 21 22 23 24 Neale ojololololalo IN IN OUT OUT SHLD DATA COMMUNICATIONS Fuse O S l a PHASE Iria NoVA TS OO NOMINAL CT Shorting Block CTE ar OFO i CURRENT er es a re in 4 5 a selina T4 VA as AUXILIARY CURRENT NOMINAL True Earth Ground Notes e Pay close attention to polarity marks W when connecting CTs and PTs e Installation Category II
6. Figure 3 4 3 phase 3 wire delta connection 18 a 19988 Square D Company All Rights Reserved Chapter 3 Installation CTs 5 Amp Secondaries Note Control power can be drawn from phase PT inputs See Deriving WYE PT Control Power from Fuse CONNECTION Phase PT Inputs in this 120 V L N chapter For dc control i ower connections see CPT E DEAE fgets 3 10 120 or 240 Vac Secondary 14 VA Disconnect Switch 20 21 22 23 24 TYPE 1 ENCLOSURE INDOOR USE ONLY IN IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS 3 PHASE VOLTAGE INPUTS 120 VOLTS NOMINAL Fuse CT Shorting Block OFO o C ee a of Se ee i SE HH O FO H68 C TE LIe eT ooo o 6 AUXILIARY f INPUTS 5 AMPS NOMINAL True Earth Ground Notes e Pay close attention to polarity marks W when connecting CTs and PTs e Installation Category II Figure 3 5 3 phase 4 wire wye ground connection 1998 Square D Company All Rights Reserved __ 19 Bulletin No 3020IM9807 December 1998 CTs 5 Amp Secondaries A SA ee A C OC C NNCC ine poe a Lat eg Ee T 20 P M e en e 5 VDS Note Control power can D be drawn from phase PT Fc WYE PT inputs See Deriving use Fuses CONNECTION Control Power from ere AAA 420 VLN Phase PT Inputs in this CPT d ee chapter For dc control 120 or 240 V 2857 188 econdar
7. To change the Watthour Pulse output complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig 2 Press the PHASE Enter button to select the Configuration option yy The circuit monitor displays the password prompt P 3 Enter the password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button 4 Press the PHASE Enter button until the red LED next to WH Pulse flashes 5 Press the SELECT METER Value buttons until the desired kilowatthours per pulse value is displayed 6 Press the MODE button once The red LED next to Accept flashes The red LED next to WH Pulse glows steadily 7 To reject the new pulse interval press the PHASE Enter button once The circuit monitor returns to METERS mode 8 To accept the new pulse interval press the SELECT METER Value button to change from No to Yes Then press the PHASE Enter button The circuit monitor restarts 1998 Square D Company All Rights Reserved HH4H44HHH H __ Bulletin No 3020IM9807 December 1998 Setting the Device Address 952 Each POWERLOGIC device on a communications link must have a unique device address The term communications link refers to 1 32 POWERLOGIC compatible devices daisy chained to a sin
8. biasing 37 length of 34 Communications wiring Ethernet gateway 31 network interface module 32 personal computer 30 Index SY MAX programmable controller 33 system display 29 Configuration data viewing in protected mode 45 Configuring circuit monitor 42 Control power deriving from phase PT inputs 26 Current Transformers CTs setting ratios 47 D Daisy chaining 35 Default 42 Demand energy and min max values resetting 55 Demand interval setting 49 Device address setting 52 Dimensions 71 E Ethernet gateway connecting to 31 F Fax On Demand 7 Front panel operation 39 G Getting technical support 69 Grounding circuit monitor 27 Installing terminal strip covers 75 Introduction 1 Maintenance 67 Maintenance and troubleshooting 67 69 Mode setup 40 1998 Square D Company All Rights Reserved 77 Bulletin No 3020IM9807 December 1998 N Network interface module POWERLOGIC connecting to 32 Nominal frequency setting 54 P Password setting 46 Performing resets flowchart 57 Personal computer connecting to 30 Phase PT inputs deriving control power from 26 Potential Transformers PTs setting ratios 48 POWERLOGIC devices daisy chaining 35 POWERLOGIC University 69 Priority 1 log clearing 65 viewing 64 R RAM battery backed 67 Related documents 7 Resetting demand energy and min max values 55 S Safety precautions 5 6 Setting the baud r
9. 2 1 2 element metering system type 42 calculated neutral e sssssssssesesessrsrsssesesessssrsrsrsesesenesesen 22 1998 Square D Company All Rights Reserved 3 9 3 10 3 11 3 12 3 13 3 14 3 15 3 16 3 17 3 18 3 19 3 20 3 21 3 22 4 1 4 2 4 3 4 4 A 1 A 2 A 3 C 1 TABLES 1 1 1 2 1 3 3 1 3 2 3 3 4 1 4 2 4 3 Contents 2 172 element metering systern ty pe d siiagi EE te ener re eee 23 DO COM EO DOW CF CONSE OTS meenessr roie nanen EEES EEEE E EESE EEANN EEE REE 24 Circuit monitors connected t one setof PIsandone CPT seswiinnenerorinnrsniniortiii 25 Deriving L Leontrol power from phase UUM PUtS sirrinin ai E aE nE 27 Deriving L N control power irom phase PT IOpUIS seisirip iip ein iE e 27 Cnn n e CECO OE ee e E A E EENE EE 28 Circuit monitors connected to a system display for circuit MONItOTS 0 0 cece eee eee 29 POWERLOGIC devices connected directly to a personal computer lt vesvgivnccisccrarai note riunveneeieanese 30 POWERLOGIC devices connected 10 an Ethernet galway soniceseiigs isinin 21 POW ERLOGIC devices connected to a PNIM ernineisecgonrecsnaceniiii a TE 32 POWERLOGIC devices connected to a SY MAX programmable controller oo eee ees 33 Daisy chaining the R5465 communications terminals sessies kisenan EEEa 35 Terminator placement when last device on the link is a circuit monitor eseeseseseeeesererrersrrerseree 36 Multipoint communications adapter connected to PNIM sssesessssessessssssesssss
10. Figure 2 2 Back of the circuit monitor 1998 Square D Company All Rights Reserved _ _ Chapter 3 Installation CHAPTER 3 INSTALLATION CHAPTER CONTENTS This chapter tells how to mount and wire the circuit monitor Refer to the table of contents below to locate a specific topic OE E E A sec A ened TA AE 14 Mormnno he Ge ace ENOTO aiir E T EE EAER 15 Ning CIs Fls and Contool TOWE megerne nA nnn 17 Wiring Multiple Circuit Monitors to a Single Set of PTs CPT Lo Deriving Control Power from Phase PT Inputs ssscxasescariatsacsvniassaacsens 26 croan io mE CONE MOn O enerne A teen one reer 27 C a N e E E 28 ConnecUne Toa aye Enr DS play e S reenter 29 Connecting toa Personal COmipuiter sc ssccecvssscscessiascsacsnacamnasiensgstacianiecsans 30 Connecting to a POWERLOGIC Ethernet Gateway pxcedisivestivatennnens 31 Connecting to a POWERLOGIC Network Interface Module 32 Connecting to a SY MAX Programmable Controller 0 00 33 Length OF the Communications Link ssarrarsccssteersoseeat tence tmergoenneeces 34 Daisy Chaming POW ERLOGIC Devices siasssssesscateatangunssersesncuacontasanes 35 Terminating the Communications Link ss eseies ovserimstcemspeencdsamastuistateareste 36 Diasme ihe COMMUNICATIONS LIK seisccehccicaconcdetasteasennisesseimadauentadedes 37 A DANGER HAZARD OF PERSONAL INJURY OR DEATH Only qualified electrical workers should install and wire this equipment Such work should be per
11. Press the SELECT METER Value buttons until the desired address is displayed 6 Press the MODE button once The red LED next to Accept flashes The red LED next to Address glows steadily 7 To reject the new address press the PHASE Enter button once The circuit monitor returns to METERS mode 8 To accept the new address press the SELECT METER Value button to change from No to Yes Then press the PHASE Enter button The circuit monitor restarts 1998 Square D Company All Rights Reserved Setting the Baud Rate Chapter 4 Front Panel Operation Set the circuit monitor s baud rate to match the baud rate of all other devices on the communications link The available baud rates are 1200 2400 4800 9600 and 19200 The factory default is 9600 bps The maximum baud rate may be limited by the number of devices and total length of the communications link Table 4 3 shows distance restrictions at varying baud rates To change the baud rate complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig 2 Press the PHASE Enter button to select the Configuration option yy The circuit monitor displays the password prompt P 3 Enter the password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter
12. Refer to this figure when completing the procedure below To install the terminal strip covers complete the following steps 1 Bend the terminal strip covers at the crease so they form a right angle 2 Install each terminal strip cover using two 8 32 SEMS screws provided in the circuit monitor hardware kit Be certain to orient the covers so that you can route wires outward Wires should be routed outward to provide room for future addition of optional modules 8 32 SEMS screw Two required for each cover Bend covers at crease to form right angle Install as shown so wires can be routed outward lt PANEL Figure C 1 Installing terminal strip covers 1998 Square D Company All Rights Reserved _ 75 INDEX A Alarm relay functions 58 Alarms viewing active 63 B Battery backed RAM 67 Baud rate max distances of comms link 53 setting 53 Biasing comms link 37 Buttons how they work in setup mode 41 C CE Compliance 14 Circuit monitor configuration procedure 42 configuring 42 connections 11 defaults 42 description 1 dimensions 71 dimensions w I O and VPM modules 72 dimensions w I O module 72 feature comparison 3 4 5 front panel 9 front panel operation 39 grounding 27 instrumentation 3 mounting 15 setup detailed 60 setup general 59 types 3 Clearing the priority 1 log 65 comms link terminating 36 Communications wiring 28 Communications link
13. W Demand Power VA Watthour Meter Varhour Meter and Minimums and Maximums Demand Power W and Demand Power VA are reset together you cannot reset one without resetting the other Likewise the Watthour Meter and Varhour Meter are reset together Note You can also reset energy demand and min max values using the Resets option The Resets option lets you perform resets but not change configuration values See Performing Resets Using the Resets Option on the next page for more information To reset data complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig 2 Press the PHASE Enter button to select the Configuration option I1 The circuit monitor displays the password prompt P 3 Enter the password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button 4 Press the PHASE Enter button until the red LED next to the desired reset item flashes Remember if you choose Demand Power W the LED for Demand Power VA also lights and vice versa Likewise if you choose Watthour Meter the LED for Varhour Meter also lights and vice versa 5 Press the up arrow SELECT METER Value button to change the circuit monitor display from No to Yes 6 Repeat steps 4 and 5 until you ve said Yes to all i
14. Yes Then press the PHASE Enter button The circuit monitor displays r3 No If you want the circuit monitor to operate relay R3 each time the alarm condition occurs press the up arrow SELECT METER Value button to change from No to Yes Then press the PHASE Enter button The display alternates between ENAbLE and the priority level Press the MODE button The circuit monitor displays No To save the configuration changes you just made press the up arrow SELECT METER Value button to change from No to Yes Then press the PHASE Enter button To discard the changes press the PHASE Enter button The circuit monitor displays the alarm number At this point you ve completed the configuration process for one alarm condition 62 1998 Square D Company All Rights Reserved Detailed Setup Procedure cont VIEWING ACTIVE ALARMS Chapter 4 Front Panel Operation 22 Repeat steps 5 21 above for each additional alarm condition that you d like to configure 23 To leave the Alarm Relay setup option press the MODE button while the circuit monitor is displaying the ALr No prompt The circuit monitor returns to METERS mode Each of the circuit monitor s alarm conditions has an associated alarm code The alarm codes of the active alarms can be viewed from the front panel The alarm conditions and their associated alarm codes are listed in Alarm Setup Information in t
15. a sample sticker 63230 204 106 Series Series G2C U6 REV 16 16 007 Firmware Revision gt U33 REV 16 007 Figure 1 1 Circuit monitor series firmware revision sticker Circuit monitor models equipped with an optional memory expansion card are differentiated from standard models by a suffix either 512k or 1024k added to the model number table 1 4 As shown in the table the memory expansion option is available for model numbers CM 2150 CM 2250 CM 2350 and CM 2450 The CM 2452 circuit monitor is now obsolete and has been replaced by the CM 2450 512k which has more memory at a lower price than the CM 2452 However existing CM 2452 circuit monitors can be upgraded as detailed on the following page Table 1 4 Circuit Monitor Model Numbers Standard Models Models with 512k Option Models with 1024k Option 3020 CM 2250 3020 CM 2250 51 2k 3020 CM 2250 1024k 3020 CM 2350 3020 CM 2350 51 2k 3020 CM 2350 1024k 3020 CM 2450 3020 CM 2450 51 2k 3020 CM 2450 1024k 1998 Square D Company All Rights Reserved Chapter 1 Introduction Upgrading Existing Memory upgrade kits are available for field installation by a qualified Circuit Monitors electrician No special tools are required A DANGER HAZARD OF ELECTRIC SHOCK BURN OR EXPLOSION Only qualified electrical workers should install a memory upgrade kit in a circuit monitor Perform the upgrade only after reading the installation instructions shipped with
16. ccncszscpsecassassasaaniensacesiaes 0 1 sec at 120 Vdc Main s Supply Voltage Fluctuations ee not to exceed 10 Operating Temperature issnin ner anr ne ae 25 t0 70 C DONA CS BONO CT ING era a 40 to 85 C Humidity Rating 5 95 Relative Humidity non condensing at 40 C Folaranmi EE eee rence et eee ee ee ee eee ee 2 CE a E e O a E A E E E N EE II Ade REO e E eee aoa 0 to 4 570 m 15 000 ft Weight approximate without add on modules eee 7 lbs PUG IS WONG erri R T R See Appendix A Electromagnetic Interference Rahardi eese E E FCC Part 15 Class A Conducted esasen ROEE eT I rte ee FCC Part 15 Class A Electrostatic Discharge Air Discharge cce IEC 1000 4 2 Level 4 Electrical Past Transient sss iocccsctedicspsscsedaccvdacsavieaesnahexs IEC 1000 4 4 Level 3 AMT ATE OU CO a E A IEC 1000 4 5 Level 4 Dielechic Withstand assins aa CSA UL 508 Si a AE E A OE T CSA UL 508 CE Marking See table 3 1 page 17 in the Circuit Monitor Reference Manual for burden with input output modules present 74 O 1998 Square D Company All Rights Reserved Appendix C Installing Terminal Strip Covers APPENDIX C INSTALLING TERMINAL STRIP COVERS The hardware kit provided with the circuit monitor includes several grey protective terminal strip covers After wiring the circuit monitor install these terminal strip covers for protection Figure F 1 illustrates terminal strip cover installation
17. circuit monitor allows you to enter setpoints and delays but it ignores any values that don t apply Press the PHASE Enter button The display alternates between PU dLy an abbreviation for pickup delay and the delay value Use the SELECT METER Value buttons to increase or decrease the displayed value until you reach the desired pickup delay in seconds Press the PHASE Enter button The circuit monitor display alternates between do SP an abbreviation for dropout setpoint and the setpoint value Use the SELECT METER Value buttons to increase or decrease the displayed value until you reach the desired dropout setpoint Press the PHASE Enter button The display alternates between do dLy an abbreviation for dropout delay and the delay value Use the SELECT METER Value buttons to increase or decrease the displayed value until you reach the desired dropout delay in seconds Press the PHASE Enter button The circuit monitor displays r1 No r1 stands for relay 1 If you want the circuit monitor to operate relay R1 each time the alarm condition occurs press the up arrow SELECT METER Value button to change from No to Yes Then press the PHASE Enter button The circuit monitor displays r2 No If you want the circuit monitor to operate relay R2 each time the alarm condition occurs press the up arrow SELECT METER Value button to change from No to
18. disconnect breaker for CE compliance 14 __________ 1998 Square D Company All Rights Reserved MOUNTING THE CIRCUIT MONITOR Chapter 3 Installation The circuit monitor is a flush mounted device that projects through the back of a panel or breaker cell door Table 3 1 lists typical mounting locations in various power equipment designs Note Series 2000 circuit monitors use the same cutout dimensions and hole patterns as the Series 100 200 circuit monitors but the required rear clearances have increased When choosing a mounting location consider the following points e Allow for easy access to the rear of the circuit monitor e Allow extra space for all wires shorting blocks or other components e Consider the depth of the circuit monitor Include extra depth for add on modules that you might add in the future See Appendix A for circuit monitor dimensions e Be sure that ambient conditions fall within the acceptable range operating temperature 25 C to 70 C relative humidity 5 95 non condensing For CE mounting requirements see CE Compliance page 14 Note Before preparing the cutout refer to Appendix A and verify that the required clearances exist To mount the circuit monitor complete the following steps 1 Prepare the cutout and mounting holes Refer to figure 3 2 for exact dimensions 2 Insert the circuit monitor through the cutout from the front of the panel or breaker cell door Guid
19. displayed with either an rLY extension or an AL extension If you have set up the alarm condition to operate one or more relays the code appears with an rLY extension for relay If you did not set up the alarm condition to operate a relay the code appears with an AL extension for alarm only 4 Press the down arrow SELECT METER Value button to cycle through the alarm codes The circuit monitor displays the codes from lowest to highest 5 To exit the P1 log but remain in the ALARM mode press the PHASE Enter button To exit the ALARM mode altogether press the MODE button 1998 Square D Company All Rights Reserved CLEARING THE PRIORITY 1 LOG Chapter 4 Front Panel Operation To provide a record of high priority alarm occurrences available for display from the front panel the circuit monitor maintains a priority 1 log P1 log See Setting Up Alarm Relay Functions in this chapter for a complete description of the priority levels and instructions on assigning priority levels from the front panel See Viewing the Priority 1 Log on the previous page for instructions on viewing the P1 log The P1 log stores up to 10 of the last priority 1 alarms The log operates in a first in first out FIFO manner In other words when the log is full the first alarm entry in the oldest is the first out When a priority 1 alarm occurs the circuit monitor records it in the P1 log The alarm remains in the P1 log until one
20. master password The circuit monitor s factory default master password is 0 Therefore when you receive a new circuit monitor its reset password is also 0 When you change the master password the reset password changes to match it To define a reset password different than the master password you must write a unique value in the range 1 9998 to circuit monitor register 2031 You can write to register 2031 in one of two ways e From a remote PC using POWERLOGIC application software Refer to the software instruction manual for specific instructions on writing to circuit monitor registers e From the front panel of the circuit monitor using the Diagnostics option See Reading and Writing Registers from the Front Panel in the Circuit Monitor Reference Manual for instructions on reading and writing registers using the Diagnostics option Important After you ve defined a reset password you can access the Resets option using either the reset password or the master password To perform resets using the Resets option refer to figure 4 3 and complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig 2 Press the down arrow SELECT METER button once The circuit monitor displays rESETS 3 Press the PHASE Enter button to select the Resets option yy The circuit monitor displays the password prompt P 4 Enter either the master
21. of the following occurs 10 new P1 alarms occur pushing it out of the log or you manually clear the P1 log The procedure below tells how to clear the P1 log IMPORTANT Clearing the P1 log causes the circuit monitor to release all relays that meet the following conditions e The relay must be configured to operate in latched mode e The relay must be configured for internal control In other words you must have set up the circuit monitor to operate the relay in response to an alarm condition e All alarms assigned to operate the latched relay must not be in their alarm State To clear the P1 log complete the following steps 1 Press the MODE button until the red LED next to ALARM glows steadily The circuit monitor displays P1 Log 2 Press the SELECT METER Value buttons until CLEAr is displayed 3 Press the PHASE Enter button The circuit monitor displays CLr No 4 To abort the clear press the PHASE Enter button 5 To clear the log press the up arrow SELECT METER Value button to change from CLr No to CLr YES Then press the PHASE Enter button The circuit monitor clears the P1 Log and releases any relays that meet the conditions described above 1998 Square D Company All Rights Reserved W _ 65 Chapter 5 Maintenance and Troubleshooting CHAPTER 5 MAINTENANCE AND TROUBLESHOOTING MAINTENANCE Battery Backed RAM The circuit monitor does not
22. or Cure Check to see that a multipoint communications adapter is being properly used to bias the communication lines See Biasing the Communications Link in Chapter 3 for instructions Possible Cause Communications lines are improperly terminated Check or Cure Check to see that a multipoint communications terminator is properly installed See Terminating the Communications Link in Chapter 3 for instructions Possible Cause Incorrect route statement to circuit monitor Check or Cure Check route statement Refer to the software instruction bulletin for instructions on defining route statements When you register your circuit monitor you are entitled to 6 months of free technical phone support If you have questions about this product or other POWERLOGIC and POWERLINK products contact the Power Management Operation Technical Support Center The hours are Monday Friday 7 30 AM 4 30 PM CST The fax is available 7 days a week 24 hours a day If you send your fax outside of the business hours listed above you ll receive a response on the next business day Phone 615 287 3400 Fax 615 287 3404 BBS 615 287 3414 Email PMOSUPRT SquareD com To get the most from your POWERLOGIC and POWERLINK systems consider attending POWERLOGIC University POWERLOGIC University offers a series of customer training courses designed to improve your skills using the POWERLOGIC and POWERLINK systems For registration information or to reque
23. password or the reset password To enter a password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button 5 Follow steps 4 9 of the reset procedure described on the previous page 1998 Square D Company All Rights Reserved Chapter 4 Front Panel Operation Start Press MODE key until Setup LED is lit Press the Y SELECT METER key until rESETS is displayed Press the PHASE Enter key to select the rESETS option P is displayed Press the SELECT METER keys until your password is displayed Then press the PHASE Enter key No is displayed Press the PHASE Enter key until the LED next to the value to be reset is lit Press the A SELECT METER Value key to change from No to Yes Do you want to select another reset option Press the MODE key Circuit Monitor displays No Press the PHASE Execute the Enter key selected resets Circuit Monitor returns to METERS mode Press the A SELECT METER Value key to select Yes Press PHASE Enter Circuit Monitor performs resets Figure 4 3 Flowchart for performing resets using the Resets option 1998 Square D Company All Rights Reserved H_ 57 Bulletin No 3020IM9807 December 1998 SETTING UP ALARM RELAY The circuit monitor models CM 2150 and higher can detect over 100 alarm FUNCTIONS 58 conditio
24. require regular maintenance nor does it contain any user serviceable parts If the circuit monitor requires service contact your local Square D sales representative or call the POWERLOGIC Technical Support Center for assistance See Getting Technical Support in this chapter Do not open the circuit monitor Opening the circuit monitor voids the warranty The circuit monitor uses battery backed nonvolatile RAM to retain all data except calibration constants Calibration constants are stored in nonvolatile EEPROM which requires no battery The circuit monitor s battery backed RAM lasts many decades under typical operating conditions The battery backed RAM is activated when the circuit monitor is manufactured With no control power applied to the circuit monitor the battery can back up RAM for a continuous period of 7 years at 70 C Once control power is applied the RAM battery is no longer under load Under no load the life of the battery backed RAM is 100 years at 55 C continuous 40 years at 60 C continuous and 10 years at 70 C continuous Should the RAM ever need replacement contact your Square D representative A DANGER HAZARD OF ELECTRIC SHOCK Do not attempt to service the circuit monitor CT and PT inputs may contain hazardous currents and voltages Only authorized Square D service personnel should service the circuit monitor Failure to observe this precaution will result in death or serious injury CAUTION HAZARD
25. the primary CT rating for the neutral CT Press the SELECT METER Value buttons until the desired neutral primary CT rating is displayed Press the MODE button once The red LED next to Accept flashes The red LED next to CT Primary glows steadily To reject the new CT rating s press the PHASE Enter button once The circuit monitor returns to METERS mode To accept the new CT rating s press the UP ARROW SELECT METER Value button to change from No to Yes Then press the PHASE Enter button The circuit monitor restarts 1998 Square D Company All Rights Reserved 7 Bulletin No 3020IM9807 December 1998 Setting the PT Ratio The circuit monitor supports one primary PT rating The allowable range is 1 to 1 700 000 volts The factory default PT secondary is 120 V To change the primary PT rating complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig 2 Press the PHASE Enter button to select the Configuration option The circuit monitor displays the password prompt P 3 Enter the master password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button 3 Press the PHASE Enter button twice The red LED next to the PT Primary item flashes The 3 PHASE
26. the circuit monitor and provides a standard RS 232 interface Anything that can be done over the RS 485 communications link including circuit monitor setup can also be done using the optical communications port AMMETER A T Primary VOLTMETER L L V PT Primary VOLTMETER L N V Sys Type WATTMETER W Dmd Int VARMETER VAr WH Pulse VA METER VA Address POWER FACTOR METER Baud Rate FREQUENCY METER Hz Nom Freq Sen DEMAND AMMETER A Reset Value DEMAND POWER W Reset DEMAND POWER VA Reset WATTHOUR METER Reset VARHOUR METER Reset THD CURRENT Rst Min Max THD VOLTAGE K FACTOR O Optical Comm Port CIRCUIT MONITOR Figure 2 1 Circuit monitor front panel 10 1998 Square D Company All Rights Reserved REAR CONNECTIONS Chapter 2 Hardware Description Figure 2 2 shows the rear of the circuit monitor Identified parts are as follows Auxiliary Current Inputs 3 Phase Current Inputs 3 Phase Voltage Inputs RS 485 Communications Terminals Input Output Module Connector Control Power Terminals Note See Chapter 3 Installation for wiring instructions 20 21 22 23 24 TYPE 1 ENCLOSURE INDOOR USE ONLY IN IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS 3 PHASE VOLTAGE INPUTS 120 VOLTS NOMINAL 3 PHASE CURRENT D INPUTS 1 5 AMPS NOMINAL CONTROL POWER 6 AUXILIARY D CURRENT 5AMPS NOMINAL
27. the password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button Press the PHASE Enter button until the red LED next to Nom Freq flashes Press the SELECT METER Value buttons until the desired frequency is displayed Press the MODE button once The red LED next to Accept flashes The red LED next to Nom Freq glows steadily To reject the new nominal frequency press the PHASE Enter button once The circuit monitor returns to METERS mode To accept the new nominal frequency press the SELECT METER Value button once to change from No to Yes Then press the PHASE Enter button The circuit monitor restarts Note If the circuit monitor cannot measure a valid frequency it uses the nominal frequency to perform metering calculations For example with no voltage present the circuit monitor will meter amps using the nominal frequency in place of the missing measured frequency Some metered values such as THD and K Factor require a valid frequency When a valid frequency cannot be measured the circuit monitor displays dashes in place of values 544 1998 Square D Company All Rights Reserved Resetting Demand Energy and Min Max Values Chapter 4 Front Panel Operation The following values can be reset from the circuit monitor front panel Demand Ammeter A Demand Power
28. the upgrade kit Before remov ing the cover of the circuit monitor to install the memory board e Disconnect all voltage inputs to the circuit monitor e Short the CT secondaries e De energize the control power inputs Failure to observe this precaution will result in death or serious injury For Series G3 and earlier circuit monitors the memory upgrade kit can be installed only in circuit monitor models CM 2350 and CM 2450 Note Model CM 2452 was factory equipped with 100K of memory and a 256K memory expansion card for a total of 356K of memory The 256K card can be removed and replaced with a 512K or 1024K expansion card for total memory of either 612K or 1124K The memory upgrade kit can be installed in Series G4 models CM 2150 and higher Memory upgrade kits are available with either the 512k or 1024k memory card see table 1 5 No special tools are required for installation Table 1 5 Memory Upgrade Kit Part Numbers Part Number 3020 CM MEM 512K 512K Memory Upgrade Kit for Series 2000 Circuit Monitors 3020 CM MEM 1024K 1024K Memory Upgrade Kit for Series 2000 Circuit Monitors Memory Options Summary Table 1 6 summarizes the memory options now available for Series 2000 Circuit Monitors To obtain price and availability on circuit monitors with expanded memory and circuit monitor memory upgrade kits contact your local sales representative Table 1 6 Series 2000 Circuit Monitor Memory Options Total Memory Capacity Mo
29. wire wye 3 wire load 1998 Square D Company All Rights Reserved 21 Bulletin No 3020IM9807 December 1998 CTs 5 Amp Secondaries A AOAO oof a e e o eooo o o 3 PHASE CURRENT VDS D Note Control power can be drawn from phase PT WYE PT inputs See Deriving Fuses p CONNECTION Control Power from 120 V L N Phase PT Inputs in this Fuse Secondaries chapter For dc control TEY power connections see CPT vy figure 3 10 120 or 240 Vac Secondary 14 VA Fuses 20 21 22 23 24 TEESE o olojololalo Disconnect IN IN OUT OUT SHLD Switch DATA COMMUNICATIONS JE ge BiN TS S NOMINAL CT Shorting Block i f pooo LA S ae o ine Afa 5 ZO TES oa OFO 9 CONTROL SZ 1 POWER obo 14 VA AUXILIARY CURRENT _ INPUTS 5 AMPS NOMINAL True Earth Ground Notes e Pay close attention to polarity marks M when connecting CTs and PTs e Installation Category Il 22 Figure 3 8 2 1 2 element metering system type 42 calculated neutral 1998 Square D Company All Rights Reserved Chapter 3 Installation CTs 5 Amp Secondaries eC N E N vDS A Note Control power can be drawn from phase PT a5 WYE PT inputs See Derivin g CONNECTION Control Power from L 120 V L N Phase PT Inputs in this Fuse Fuses i Secondaries chapter For dc control power connections see figure 3 10 Fuses
30. 1 log P1 log See Setting Up Alarm Relay Functions in this chapter for a complete description of the priority levels and instructions on assigning priority levels from the front panel The P1 log stores up to 10 of the last priority 1 alarms The log operates in a first in first out FIFO manner In other words when the log is full the oldest log entry the first in is removed to make room for the new entry When a priority 1 alarm occurs the circuit monitor records it in the P1 log The alarm remains in the P1 log until one of the following occurs 10 new P1 alarms occur pushing it out of the log or you manually clear the P1 log see Clearing the Priority 1 Log on the next page Note The ALARM mode LED on the circuit monitor s front panel flashes while at least one of the following conditions is true a nonzero priority alarm is active or a priority one alarm has occurred since the last time the priority 1 log was cleared You can view the P1 log from the circuit monitor s front panel The following procedure tells how To view the P1 log complete the following steps 1 Press the MODE button until the red LED next to ALARM glows steadily The circuit monitor displays P1 Log 2 Press the PHASE Enter button The circuit monitor displays the alarm code of the lowest priority 1 alarm If no priority 1 alarms have occurred since the P1 log was last cleared the circuit monitor displays None Each alarm code is
31. Bulletin No 3020IM9807 SQUARE L December 1998 LaVergne TN USA Instruction Bulletin Replaces 3020IM9301R10 97 dated January 1998 PowerLogic Circuit Monitor Series 2000 Installation and Operation AMMETER A CT Primary VOLTMETER L L V PT Primary VOLTMETER L N V iaie Typa WATTMETER W Dnd Ini VARMETER VAr WH Puise VA METER VA Address POWER FACTOR METER Baud Rate FREQUENCY METER Hz Hom Freg DEMAND AMMETER A Resat DEMAND POWER W Reset DEMAND POWER YA Preset WATTHOUR METER Resell VARHOUR METER Rese THD CURRENT 5 Ret Maniax THD VOLTAGE 3 Set Password K FACTOR Accepi OO opea 0O Comm Port PowerLogic CIRCUIT MONITOR DRUARE D 1998 Square D Company All Rights Reserved NOTICE Read these instructions carefully and look at the equipment to become familiar with the device before trying to install operate or maintain it The following special messages may appear throughout this bulletin to warn of potential hazards or to call attention to information that clarifies or simplifies a procedure A DANGER Used where there is hazard of serious injury or death Failure to follow a DANGER instruction will result in death or serious injury WARNING Used where there is hazard of serious injury or death Failure to follow a WARNING instruction can result in death or serious injury CAUTION Used where there is hazard of equip
32. Company All Rights Reserved 43 Bulletin No 3020IM9807 December 1998 Press the MODE key until the Setup LED is lit Press the PHASE Enter key to enter Configuration mode Use the SELECT METER keys to display the password Then press the PHASE Enter key The CM enters Configuration mode Press the PHASE Enter key to move to the value to be changed Use the SELECT METER keys to change the value Do you want to change another value Press the MODE key once Press the PHASE NO Enter key Do you want to accept the changes The CM leaves Configuration mode YES Press Mm SELECT METER key Press the PHASE Enter key CM accepts changes and restarts Figure 4 2 Flowchart for front panel configuration 44 _______L______ 1998 Square D Company All Rights Reserved Chapter 4 Front Panel Operation Viewing Configuration Data The circuit monitor provides a special protected viewing mode that lets you In Protected Mode view but not change configuration data To view configuration data complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig Press the PHASE Enter button The circuit monitor displays the password prompt P yy Enter 9999 for the password To enter 9999 use the SELECT ME
33. EE N tne teaeqatones se semeeneatenaes 60 NIW MU AV E A AT a E E ER eeaneasesc ten sonoma etenteeeent agate oer 63 e r i E A T A O eer ee ee eee eer ee 64 Seat ahem a E a E O E E eee ne eee 65 CHAPTER 5 MAINTENANCE AND TROUBLESHOOTING ccssseessseeenssseesssnceessseeessseeeessneenssseeeneseeens 67 aa aS E E E E E tree rece 67 Battery Packed RAN nenien TE r ET E EEES O OEE A T A EEES 67 e eE lores a A E renner S E S ree tere Tree se ene E E E E E 68 Cemas Technical Suppor grrr r A S R E 69 APPENDICES Appendix A Creat Monitor DIMENSIONS sereia enyar EAE E E EE AAE OES 71 e Glo eae 51Gb gC ech 0 E eee Rene eer ener ene TT ener Rn enna ane E AA es eee eee eee 73 Appendix C Install Tennuiiel Shp COV ELS serinin pne E ENAERE PENE ATSR aS 75 FIGURES 2 CEU MOM Or LPOG Pane aE E E geen sae aes ie 10 PA Pimms Gl Osi hect MOn OE oeeemnen tate om ten er en oer mmr nee mr mere em ne ee eam Te rit our eer EET 11 ok Example ot disconnect breaker for CE compliance seritavicnsticansateccensasesrtansyapeeadsieraadanaesdesnintetstone 14 T O a S E eee Se ee 16 39 Cirit monitor Mounted mlauc sie dulce 1G panel sesiet isn en se eer EE E 16 Oa SPa aN e dela COMIC CEO IN oreren oE aA E E EAEEREN SEEE EOE EE 18 Jo SPIE AVS Wye COE COM C1 ae cosas os seas cet EEE EE ER 19 3 6 3 phase 4 wire wye ground connection metered neutral i incsrtionsesiesdestentensionniaranaieadestdereminiaeeaet 20 SP oP TWE WV CW IL Oad ereere EE E E E EAEE E 21 3 8
34. EGW2 can support up to 32 POWERLOGIC devices on a daisy chain or up to 64 devices when a signal repeater is used Connection to the Ethernet can be made via a UTP or AUI port POWERLOGIC Network Server with Client POWERLOGIC Ethernet Gateway dual port version Ethernet Belden 8723 or equivalent MCT 485 MCT 485 1 32 Devices Circuit Monitors and Other 1 32 Devices Circuit Monitors and Other POWERLOGIC Compatible Devices POWERLOGIC Compatible Devices Figure 3 17 POWERLOGIC devices connected to an Ethernet gateway 1998 Square D Company All Rights Reserved 31 Bulletin No 3020IM9807 December 1998 Connecting to a POWERLOGIC Connect up to 32 POWERLOGIC devices to a PNIM See Length of the Network Interface Module Communications Link in this chapter for distance limitations at different PNIM baud rates e Connect POWERLOGIC devices to PNIM port 0 top RS 485 port only e Configure PNIM port 0 for POWERLOGIC mode See side of PNIM for instructions on setting dip switches e Configure the baud rate of PNIM port 0 to match the baud rate of the POWERLOGIC devices on the communications link e Refer to the PNIM instruction bulletin for detailed instructions on configuring the PNIM System Display Connect Circuit Monitors to top port port 0 of PNIM only Remote PC BELDEN 8723 or equivalent MCT 485 CAB 107 see Appendix B for cable pi
35. LED lights and the circuit monitor displays the primary PT rating for the 3 Phase PTs 4 Press the SELECT METER Value buttons until the desired primary PT rating is displayed 5 Press the MODE button once The red LED next to Accept flashes The red LED next to PT Primary glows steadily 6 To reject the new PT rating press the PHASE Enter button once The circuit monitor returns to METERS mode 7 To accept the new PT rating press the up arrow SELECT METER Value button to change from No to Yes Then press the PHASE Enter button Setting the System Type For the circuit monitor to meter correctly you must specify the system connection type The circuit monitor supports three system wiring connections Table 4 2 shows the system connection types The factory default is 40 Table 4 2 Supported System Type System Code Selections System Type Phase CTs System Code 30 3 wire 2 None 2 Open Delta Delta 30 4 wire 3 None 3 Wye Wye Wye Grounded 30 4 wire 3 1 Neut 3 Wye Wye Wye Grounded 30 4 wire 3 None 2 Open Wye Wye Grounded 30 4 wire 3 1 Neut 2 Open Wye Wye Grounded 48 1998 Square D Company All Rights Reserved Setting the Demand Interval Chapter 4 Front Panel Operation To change the system type complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig 2 Press the PHASE Enter button to select the Conf
36. OF EQUIPMENT DAMAGE Dielectric Hi Pot testing of the circuit monitor may damage the unit Do not Hi Pot or Megger Before Hi Pot or Megger testing any equipment in which the circuit monitor is installed disconnect all input and output wires to the circuit monitor Failure to observe this precaution can result in equipment damage 1998 Square D Company All Rights Reserved W_ _ 6 7 Bulletin No 3020IM9807 December 1998 TROUBLESHOOTING 68 This section describes three potential problems their possible causes and checks and or cure for each If after completing the listed checks you cannot solve the problem contact the POWERLOGIC Technical Support Center for assistance See Getting Technical Support on the next page PROBLEM After applying control power to the circuit monitor the display is still blank Possible Cause The circuit monitor is not receiving the necessary power Check or Cure Verify that circuit monitor L and N terminals terminals 25 and 27 are receiving the necessary power If you are using an optional Voltage Power Module VPM check to see that the module is properly installed on the circuit monitor Refer to your VPM instruction bulletin PROBLEM The data being displayed is inaccurate or not what you expect Possible Cause Incorrect setup values Check or Cure Check to see that the correct values have been entered for circuit monitor setup parameters CT and PT ratings System T
37. POWERLOGIC devices connected to a SYIMAX programmable controller 1998 Square D Company All Rights Reserved _____ _ 8 Bulletin No 3020IM9807 December 1998 Length of the Communications Link 34 The length of the communications link cannot exceed 10 000 feet 3 050 m This means that the total length of the communications cable from the PNIM personal computer system display or processor to the last device in the daisy chain cannot exceed 10 000 feet When 17 or more devices are on a communications link the maximum distance may be shorter depending on the baud rate Table 3 3 shows the maximum distances at different baud rates Table 3 3 Maximum Distances of Comms Link at Different Baud Rates Maximum Distances Baud Rate 1 16 devices 17 32 devices 10 000 ft 3 050 m 10 000 ft 3 050 m 5 000 ft 1 525 m 10 000 ft 3 050 m 4 000 ft 1 220 m 10 000 ft 3 050 m 2 500 ft 762 5 m 1998 Square D Company All Rights Reserved Chapter 3 Installation Daisy Chaining Note To daisy chain POWERLOGIC devices use communications cable POWERLOGIC Devices containing two twisted shielded pairs Belden 8723 or equivalent Connect the wires to the circuit monitor s terminals using the red spade connectors included with the circuit monitor Using a suitable crimping tool crimp the red connectors onto the communications wires Each communicating POWERLOGIC device has five RS 485 terminals for connection t
38. PT cases each circuit monitor must use a separate set of CTs Figure 3 11 shows how to connect multiple circuit monitors to a single set of PTs and CPT Note When using this wiring method ground the PT secondaries in only one location Figure 3 11 Circuit monitors connected to one set of PTs and one CPT 1998 Square D Company All Rights Reserved 25 Bulletin No 3020IM9807 December 1998 Deriving Control Power Whenever possible derive circuit monitor control power from a stable from Phase PT Inputs voltage source If such a source is unavailable the circuit monitor can derive control power from its phase PT inputs Due to the wide range of permissible control power inputs the circuit monitor can accept either L N or L L control power inputs up to 240 V nominal Using the L L control power option increases the circuit monitor ride through time and enables more reliable operation during voltage disturbances Referring to figures 3 12 and 3 13 complete the following steps to derive control power from phase PT inputs 1 Connect the Va terminal terminal 12 to the L terminal terminal 25 2 For L N control power connect the Vn terminal terminal 9 to the N terminal terminal 27 For L L control power connect the Vc terminal terminal 10 to the N terminal terminal 27 3 Install protective terminal strip covers See Appendix C for instructions CAUTION HAZARD OF EQUIPMENT DAMAGE When deriving contro
39. TER Value buttons to decrease the displayed value until it reaches 9999 Then press the PHASE Enter button The circuit monitor enters the protected viewing mode and scrolls through the following device information e d 2350 the number after d represents the device model number e s 0345 the numbers following s represent the last four digits of the device serial number e r 1516 the first two digits after r represent the reset code revision and the last two digits represent the circuit monitor firmware revision level e 1 001 the digits following 1 represent the circuit monitor firmware sub revision level as in firmware version 17 002 After this scrolling sequence the display shows the present CT ratio 4 Press the PHASE Enter button to move from one configuration item to the next To exit the protected viewing mode press the MODE button The circuit monitor returns to METERS mode 1998 Square D Company All Rights Reserved 45 Bulletin No 3020IM9807 December 1998 Setting the Master The circuit monitor s four setup modes are password protected A master Password password can be used to access any of the four setup modes In addition to the master password the circuit monitor provides a reset password The reset password provides access to the Resets option only Until you define a unique reset password the reset password defaults to the master
40. a table of contents five chapters and three appendices Chapters longer than a few pages begin with a chapter table of contents To locate information on a specific topic refer to the table of contents at the beginning of the document or the table of contents at the beginning of a specific chapter Notational Conventions This document uses the following notational conventions e Procedures Each procedure begins with an italicized statement of the task followed by a numbered list of steps Procedures require you to take action e Bullets Bulleted lists such as this one provide information but not procedural steps They do not require you to take action e Cross References Cross references to other sections in the document appear in boldface Example see Mounting the Circuit Monitor in Chapter 3 6 aA 1998 Square D Company All Rights Reserved tA Topics Not Covered Here Computer Operating System Windows NT Windows NT Windows NT Windows 95 Windows 3 1 Windows 3 1 DOS RELATED DOCUMENTS Fax On Demand Chapter 1 Introduction Some of the circuit monitor s advanced features such as on board data log and event log files must be set up over the communications link using POWERLOGIC application software This circuit monitor instruction bulletin describes these advanced features but does not tell how to set them up For instructions on setting up these advanced features refer to the appropriate applicatio
41. alternates between ALr No an abbreviation for alarm number and 1 Appendix I shows that alarm number 1 corresponds to the alarm condition Over Current Phase A Refer to Alarm Setup Information in the Circuit Monitor Reference Manual while setting up alarm relay functions Use the SELECT METER Value buttons to increase or decrease the displayed alarm number until you reach the desired number The circuit monitor display stops alternating while you change the alarm number If an alarm condition is enabled the circuit monitor displays the alarm condition s priority to the left of the alarm number For example if you had previously enabled alarm number 1 and assigned it priority 0 the circuit monitor would display PO 1 Press the PHASE Enter button to select the alarm number If you have not previously enabled this alarm condition the display alternates between ENAbLE and OFF If you ve previously enabled this alarm condition the display alternates between ENAbLE and the chosen alarm priority P0 P1 P2 or P3 To enable the selected alarm condition and to assign the alarm condition a priority level press the down arrow SELECT METER Value button until the desired priority level is displayed Note Using POWERLOGIC software you can assign one or more of the following actions for each alarm condition The circuit monitor performs the assigned actions each time the alarm condition occurs
42. ate 53 Setting the CT ratios 47 Setting the demand interval 49 Setting the device address 52 Setting the nominal frequency 54 Setting the password 46 Setting the PT ratio 48 Setting the watthour pulse output 51 Setting up alarm relay functions 58 Setup mode 40 alarm relay 40 choosing setup option 41 configuration 40 diagnostics 40 how the buttons work 41 resets 40 Software instruction bulletins 7 SY MAX programmable controller connecting to 33 System display connecting to 29 System types 48 setting 48 Technical support 69 Terminal strip covers installing 75 Terminating comms link 36 Troubleshooting 68 V Viewing active alarms 63 Viewing the priority 1 log 64 W Watthour pulse output setting 51 Wiring 2 1 2 element metering system type 42 calcu lated 22 2 1 2 element metering system type 43 23 3 phase 3 wire delta 18 3 phase 4 wire wye 3 wire load 21 3 phase 4 wire wye ground 19 3 phase 4 wire wye ground metered neutral 20 biasing comms link 37 circuit monitors to one set of PTs and one CPT 25 communications 28 CTs PTs control power 17 DC control power 24 length of comms link 34 supported systems 17 terminating comms link 36 78 WW _ 1998 Square D Company All Rights Reserved Square D Company 295 Tech Park Dr Suite 100 LaVergne TN 37086 USA Printed in USA Order No 3020IM9807 Replaces 3020IM9301R10 97 dated January 1998 FP 6M 3 99
43. b 20 21422423724 KEBONE ololoolololo IN IN OUT OUT SHLD DATA COMUNICATIONS TSE ee Oley 120 VOLTS i E VY NOMINAL CT Shorting Block fs CPT 120 or 240 Vac Secondary 14 VA S Disconnect Switch o Tp T T SE pr T T TAT 3 PHASE OFO eS CURRENT ooo SET o OO aae s ol cy 5 AMPS Se Oe es T S a CN C ie co M POWER ss ne ee o aiie AUXILIARY o CI N F e S SLE cure STS ae thy NOMINAL T rue Earth Ground Notes e Pay close attention to polarity marks Ml when connecting CTs and PTs e Installation Category II Figure 3 9 2 1 2 element metering system type 43 1998 Square D Company All Rights Reserved _ __ 23 Bulletin No 3020IM9807 December 1998 20 721 22 23 24 TYPE 1 ENCLOSURE INDOOR USE ONLY IN IN QUT OUT SHLD RS 485 DATA COMMUNICATIONS 3 PHASE VOLTAGE INPUTS 120 VOLTS NOMINAL 3 PHASE CURRENT INPUTS 5 AMPS NOMINAL CONTROL POWER AUXILIARY CURRENT INPUTS 5 AMPS NOMINAL Note Installation Category ll Figure 3 10 DC control power connections 944 1998 Square D Company All Rights Reserved dc Control Power 120 250 Vdc Nominal Chapter 3 Installation Wiring Multiple Circuit Multiple circuit monitors can share one set of 3 phase PTs Also multiple Monitors to a Single Set circuit monitors can share a single control power transformer CPT In all of PTs C
44. button 4 Press the PHASE Enter button until the red LED next to Baud Rate flashes 5 Press the SELECT METER Value buttons until the desired baud rate is displayed 6 Press the MODE button once The red LED next to Accept flashes The red LED next to Baud Rate glows steadily 7 To reject the new baud rate press the PHASE Enter button once The circuit monitor returns to METERS mode 8 To accept the new baud rate press the SELECT METER Value button once to change from No to Yes Then press the PHASE Enter button The circuit monitor restarts Table 4 3 Maximum Distances of Comms Link at Varying Baud Rates Maximum Distances Baud Rate bps 1 16 devices 17 32 devices 1200 10 000 ft 3 050 m 10 000 ft 3 050 m 5 000 ft 1 525 m 9600 10 000 ft 3 050 m 4 000 ft 1 220 m 19200 10 000 ft 3 050 m 2 900 ft 762 5 m 1998 Square D Company All Rights Reserved _ 53 Bulletin No 3020IM9807 December 1998 Setting the Nominal The circuit monitor supports three nominal frequencies 50 Hz 60 Hz and Frequency 400 Hz The factory default is 60 Hz To change the nominal frequency complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig Press the PHASE Enter button to select the Configuration option yy The circuit monitor displays the password prompt P Enter
45. cale WOM Se ssie 0 15 reading 0 05 full scale OWT E E E 0 30 reading 0 05 full scale Te Tower FACTION ern 1 0 5 lag to 0 5 lead Displacement Power Factor seess 1 0 5 lag to 0 5 lead AE A EAE AE E A S 0 30 D aaea a P A E TE a E ee T 0 30 Peguency o0 o0 FZ ea ences eee eees 0 01 Hz Temperature Unit Temperature 25 C to 75 C woe cece PG Time of Day Clock At 25 C sesesesesseresees 1 5 second in 24 hours FTA E EE E N E E neuen 1 0 Fe CUI E E E A new uqseaeeste coun ea 1 0 HSE OE aaa cietnetynnsse cosas vedi E saves setae sareenrteicen corte 1 0 Accuracy CM 2050 only E ses cars E etateerene 0 5 reading 0 25 full scale Se Nie a cere reece retry rrr 0 5 reading 0 25 full scale OWT E atest metesone ee 1 0 reading 0 25 full scale TAGS FOE FC GOW sory sons ayi cane E 1 full scale Displacement Power PAGCOR scessrssiccrevsrdesmusessvarrmowetcieons 1 full scale Energy and Demand wiscssseviaccsess 0 5 reading above 50 full scale 1 0 reading above 20 full scale Preg ency 50 00 FIZ errena ee eer ee erence ctr 0 05 Hz Temperature Unit Temperatute 25 C tO 757C seccassunicavsvscsonemades cl Time Gr Day Clock 029 serine 1 5 second in 24 hours iN cl peer ere tr Te ee E E 2 0 Fe CUO oe E E E E AE EE 2 0 E OE a a E R E neonate h adeehesnailes 2 0 Any CT secondary currents less than 20 mA are reported as zero 1998 Square D Company All Rights Reserved
46. del Number Series G3 or Earlier Series G4 or Later Standard 512K Expansion 1024K Expansion Standard 512K Expansion 1024K Expansion CM 2050 N A 124K 1124K 1124K 124K Opsolets CM 2452 256K memory expansion card removed and replaced with 512K or 1024K memory expansion card 1998 Square D Company All Rights Reserved __ 5 Bulletin No 3020IM9807 December 1998 SAFETY PRECAUTIONS A DANGER HAZARD OF BODILY INJURY OR EQUIPMENT DAMAGE e Only qualified electrical workers should install this equipment Such work should be performed only after reading this entire set of instructions The successful operation of this equipment depends upon proper handling installation and operation Neglecting fundamental installation requirements may lead to personal injury as well as damage to electrical equipment or other property Before performing visual inspections tests or maintenance on this equipment disconnect all sources of electric power Assume that all circuits are live until they have been completely de energized tested grounded and tagged Pay particular attention to the design of the power system Consider all sources of power including the possibility of backfeeding Failure to observe this precaution will result in death serious injury or equipment damage USING THIS BULLETIN This document provides the information required to install and operate the circuit monitor The document consists of
47. ductor color convention or equivalent Figure 3 20 Daisy chaining the RS 485 communications terminals 1998 Square D Company All Rights Reserved _ 85 Bulletin No 3020IM9807 December 1998 Terminating the Communications Link 36 To ensure reliable communications terminate the last device on a POWERLOGIC communications link To terminate the last device use a POWERLOGIC Multipoint Communications Terminator Class 3090 Type MCT 485 To terminate a circuit monitor slide the terminator s four spade connectors under the IN IN OUT and OUT terminals on the back of the circuit monitor and tighten Figure 3 20 shows proper placement of the terminator Figures 3 15 to 3 19 show the terminator applied in typical systems Notes e Terminate only the last device on the link If a link has only one device terminate that device e Some POWERLOGIC devices use a removable communications connector If the last device on the communications link is not a circuit monitor refer to the instruction bulletin for that device for termination instructions ANNAN D AN R B24 TYPE 1 ENCLOSURE INDOOR USE ONLY IN IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS 3 PHASE VOLTAGE INPUTS 120 VOLTS NOMINAL Figure 3 21 Terminator placement when last device on the link is a circuit monitor 1998 Square D Company All Rights Reserved Biasing the Communications Link Chapter 3 I
48. e Enter Password Exit to Select Meters lt _ Alarm No Mode ALr No Enable Set Priority Level Pickup Setpoint PU SP es ee Accept METER Value Changes Pickup Delay PU DLY fede A oe value if desired Press the PHASE If you ve made i no changes the Dropout Setpoint DO SP ENTER button to Circuit Monitor accept the value Skips this step a Dropout Delay DO DLY LA oie Assign Relays rLY Alarm Relay Configuration Items Figure 4 4 Alarm Relay setup 1998 Square D Company All Rights Reserved _ 5 Bulletin No 3020IM9807 December 1998 Detailed Setup Procedure 60 This section offers detailed steps on how to set up alarm relay functions from the front panel Figure 4 4 illustrates the general flow of the setup procedure To set up alarm relay functions complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig Press the down arrow SELECT METER button until the Circuit Monitor displays AL rLy Press the PHASE Enter button to select the Alarm Relay option The circuit monitor displays the password prompt P Enter the master password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button The display
49. e SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button Press the PHASE Enter button until the red LED next to Dmd Int flashes Press the SELECT METER Value buttons until the desired demand interval is displayed Select 0 for the demand synch pulse input method Press the MODE button once The red LED next to Accept flashes The red LED next to Dmd Int glows steadily To reject the new demand interval press the PHASE Enter button The circuit monitor returns to METERS mode To accept the new demand interval press the SELECT METER Value button to change from No to Yes Then press the PHASE Enter button The circuit monitor restarts 1998 Square D Company All Rights Reserved Setting the Watthour Pulse Output Chapter 4 Front Panel Operation The allowable range for the watthours per pulse output is 0 to 3 276 7 KWH The watthours per pulse can be set in one tenth KWH increments generating a pulse as often as every 0 1 KWH not to exceed 10 pulses per second or as seldom as every 3276 0 KWH Setting the watthours per pulse to 0 disables the pulse The factory default is 0 Note The circuit monitor must be equipped with an input output module to use this feature For a more detailed description of the watthour pulse output feature see Solid State KYZ Pulse Output in the Circuit Monitor Reference Manual
50. e seven days a week 24 hours a day Reference numbers listed are the original document numbers If a document has been revised the listed number will be followed by a revision number for example R10 97 In some instances this toll free number may not work if dialed from outside of the United States In such instances phone 1 919 217 6344 to speak to the D Fax administrator 1998 Square D Company All Rights Reserved 2 2 2 7 Bulletin No 3020IM9807 December 1998 Reference Manual This Installation and Operation manual provides the information necessary to install and operate the circuit monitor Additional information on the circuit monitor s advanced features is available in English only in the POWERLOGIC Circuit Monitor Reference Manual The reference manual includes information on the following topics Metering Capabilities Input Output Capabilities Alarm Functions Logging Waveform Capture Disturbance Monitoring CM 2450 with Programming Language Advance Topics Communication Cable Pinouts Abbreviated Register Listing Calculating Log File Sizes Alarm Setup Information Reading and Writing Registers from the Front Panel There are two ways to obtain the reference manual Download an electronic version Acrobat PDF format from the POWERLOGIC web site at www powerlogic com Order a printed copy from the Square D Literature Center at 1 800 888 2448 Ask for document 3020IM9806 1998 Square D Company A
51. e the circuit monitor mounting studs through the holes in the panel 3 Secure the circuit monitor to the panel using four 10 32 hex nuts included in the circuit monitor hardware kit 63230 204 16 Figure 3 3 shows the circuit monitor mounted in an electrical panel Table 3 1 Typical Circuit Monitor Mounting Locations Equipment Type Mounting Location QED Switchboards Model 6 MCCs Main Meter Location or Aux Section POWER ZONE III Switchgear Main Instrument Compartment Door HVL and VISI VAC Switchgear 9 inch Front Panel or Instrument Door Metal Clad and Substation CBs Standard Relaying Locations ISO FLEX Medium Voltage MCCs Standard Relaying Locations 1998 Square D Company All Rights Reserved __ 15 Bulletin No 3020IM9807 December 1998 8 Holes 5 21 0 28 Diameter 132 O Inches Millimeters Figure 3 2 Panel preparation Secure to panel using 10 32 hex nuts 4 required AS Figure 3 3 Circuit monitor mounted in electrical panel 16 1998 Square D Company All Rights Reserved Chapter 3 Installation WIRING CTs PTs AND The circuit monitor supports a variety of 3 phase power system wiring CONTROL POWER connections including 3 wire delta and 4 wire wye Table 3 2 lists the supported system connections Figures 3 4 through 3 9 show CT PT and control power wiring Figure 3 10 on page 24 shows dc control power Notes e When wiring the circuit moni
52. eal Power 3 total Phase Rotation e Demand Reactive Power 39 total e Harmonic Magnitudes amp Angles per phase e Demand Apparent Power 32 total e Coincident Readings oe e Predicted Demands Available via communications only Table 1 2 Class 3020 Circuit Monitors Instrumentation 1 accuracy Instrumentation 0 2 accuracy data logging alarm relay functions Waveform capture plus CM 2150 features Instrumentation waveform capture 0 2 accuracy Programmable for custom applications plus 2350 features Table 1 3 Circuit Monitor Feature Comparison Feature CM 2050 CM 2150 CM 2250 x RS 485 Comm Port x CM 2350 CM 2450 x Front Panel Optical Comm Port x 1 Accuracy Class 0 2 Accuracy Class ne Alarm Relay Functions ee On board Data Logging Downloadable Firmware Date Time for Each Min Max Waveform Capture Programmable for Custom Applications J amp Standard memory CM 2150 CM 2250 CM 2350 and CM 2450 100K CM 2452 356K li i ii x EXPANDED MEMORY New Series G4 or higher circuit monitor models CM 2150 and higher now are factory equipped with 100 kilobytes 100K of nonvolatile memory Earlier Series G3 models CM 2150 and CM 2250 shipped with 11K of memory models CM 2350 and CM 2450 with 100K of memory 1998 Square D Company All Rights Reserved 3 Bulletin No 3020IM9807 December 1998 EXPANDED MEMORY cont Require
53. em ETE S R EE 1 Jeene eae a A E E O E N T rre eee ee ee 3 E a A A O E A E N E O aoa eon eeteame oer 4 Identifying the Series and Firmware Revisio S recncte ratcryeoatentaeeeorrensrneetore a anes i IV EOS Cl INGO S grep caresses acetate anes toe caesar ds neccesary eases encase eae foreseen gansta eaeree eee 4 Upgradine Existing Circuit MOniOT S csrrenssreionis irea ona A E E E E E eemaaens a Memory CMOS OUDNATY cerir teens secenic een tsce at E EE E AE ERREA E a odlety Ly CA LONG ees ras csi cnc A E T E E E A 6 Usine Tis DUUCUT eats csc cr csnn Ne EE Ar ued AEAEE EE a EAE EEEE EEEE i 6 ING CeO Convention seinri eiiie EE EE AE EREE EREE EEE TE E 6 Lopi o Not Covere OTE peg cpetic a tec teres ne es A N E E ENE EE E EA EE 7 Peed BY 6 that e qi cuneate ee erremer E ren tore tern eres Terre rt eee 7 EEE ag shale E rte Tene ren ere enn errr eres etre eee ee te ee re re ee 7 PTS T NS aN eco sen ce asia A A PE A E E E A E E 8 CHAPTER 2 HARDWARE DESCRIPTION isscisiiusncsnnnsiincseinsnsnncwsiwcnessiasneunaanisuanbinsseincnsnesnenswsnednniavanauminnnenss 9 FI le AI E as oases E E Gees concent neste E E evan E ees eee eet 9 E E e cscs cece E E E E EE E E E E en E T T 11 CHAPTER 3 INSTALLATION sissi aaia aa i 13 ES a e E E A E E A E ate A E rere 14 Mounting the Circuit MONOT seipi annoin er eE EEEE A EN EAE S 15 Arne clis Isand Control OWET irinse R errr rer arts erent 17 Wiring Multiple Circuit Monitors to a Single Set of PTs CPT sssesssesesesessss
54. formed only after reading this complete set of instructions Failure to observe this precaution will result in death serious injury or equipment damage _ 1998 Square D Company All Rights Reserved H _____ __ 13 Bulletin No 3020IM9807 December 1998 CE COMPLIANCE To comply with CE Electromagnetic Compatibility requirements the circuit monitor must be installed in a metallic enclosure switchgear for example For CE compliance Merlin Gerin Disconnect Breakers Type P25M 21104 or IEC 947 equivalent must be connected directly to the metering voltage and control power inputs figure 3 1 Note The disconnect switch must be placed within reach of the circuit monitor and labeled Disconnect Switch for Circuit Monitor Metering Voltage Source Control Power Note The disconnect breaker must be installed Source here Disconnect If control power is derived from the metering voltage source L fw Breaker no additional disconnect device is necessary phg 9 Aona aomen oo neoan OO fe M However if control power is derived from a separate source an additional disconnect breaker must be installed here l between the control power terminals and the control power source SS ee See inset box at right for detail of additional disconnect breaker Note See figures 3 4 through 3 10 for possible connection types Figure 3 1 Example of
55. gle communications port The allowable range of addresses is 1 to 198 The factory default address is 1 The circuit monitor will actually accept address 199 but address 199 is a special reserved address and we recommend that you not use it Note By networking groups of devices POWERLOGIC systems can support a virtually unlimited number of devices When addressing POWERLOGIC devices remember the following points e Each device on a single communications link including the PNIM or SY LINK card must be assigned a unique address e Normally the last device on a communications link the device farthest from the communications port should be assigned device address 1 e Ifacommunications link has only a single device assign it address 1 e If you add devices to the communications link the last device should retain the address 1 To change the device address complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig 2 Press the PHASE Enter button to select the Configuration option yy The circuit monitor displays the password prompt P 3 Enter the password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button 4 Press the PHASE Enter button until the red LED next to Address flashes 5
56. he Circuit Monitor Reference Manual Note The ALARM mode LED on the circuit monitor s front panel flashes while at least one of the following conditions is true a nonzero priority alarm is active or a priority one alarm has occurred since the last time the priority 1 log was cleared To view the active alarm codes complete the following steps 1 Press the MODE button until the red LED next to Alarm glows steadily The circuit monitor displays P1 Log 2 Press the up arrow SELECT METER Value button until AL CodE an abbreviation for alarm code is displayed 3 Press the PHASE Enter button The circuit monitor displays the lowest active alarm code If there are no active alarms the circuit monitor displays None Each alarm code is displayed with either an rLY extension or an AL extension If you have set up the alarm condition to operate one or more relays the code appears with an rLY extension for relay If you did not set up the alarm condition to operate a relay the code appears with an AL extension for alarm only 4 Press the down arrow SELECT METER Value button to cycle through the active alarms The circuit monitor displays the codes from lowest to highest 1998 Square D Company All Rights Reserved 63 Bulletin No 3020IM9807 December 1998 VIEWING THE PRIORITY 1 LOG 64 To provide a record of high priority alarm occurrences the circuit monitor maintains a priority
57. he available I O modules 1998 Square D Company All Rights Reserved WA gt _ 1 Bulletin No 3020IM9807 December 1998 What is the Circuit Monitor cont Using POWERLOGIC application software users can upgrade circuit monitor firmware through either the RS 485 or front panel optical communi cations ports This feature can be used to keep all circuit monitors up to date with the latest system enhancements Some of the circuit monitor s many features include True rms metering 31st harmonic Accepts standard CT and PT inputs Certified ANSI C12 16 revenue accuracy High accuracy 0 2 current and voltage Over 50 displayed meter values Min Max displays for metered data Power quality readings THD K factor crest factor Real time harmonic magnitudes and angles Current and voltage sag swell detection and recording On board clock calendar Easy front panel setup password protected RS 485 communications standard Front panel RS 232 optical communications port standard Modular field installable analog and digital I O 1 ms time stamping of status inputs for sequence of events recording I O modules support programmable KYZ pulse output Setpoint controlled alarm relay functions On board event and data logging Waveform and event captures user selectable for 4 12 36 48 or 60 cycles 64 and 128 point cycle waveform captures High speed triggered event capture Programming language for application specific solut
58. ies power connections see l a A D figure 3 10 econaary Fuses ed 20212223724 Disconnect wae ololololololo Switch IN IN OUT OUT SHLD DATA COMMUNICATIONS Fuse Ooo o Soo NOMINAL CT Shorting Block Oooo c 1 T 3 PHASE 5AMPS NOMINAL CONTROL POWER 14 VA AUXILIARY CURRENT _ INPUTS 5 AMPS NOMINAL True Earth Ground T Notes e Pay close attention to polarity marks WM when connecting CTs and PTs e Installation Category II Figure 3 6 3 phase 4 wire wye ground connection metered neutral 1998 Square D Company All Rights Reserved Chapter 3 Installation CTs 5 Amp Secondaries B 3 Wire Load VDS Note Control power can be drawn from phase PT inputs See Deriving D Control Power from Phase PT Inputs in this WYE PT chapter For dc control CONNECTION power connections see CPT 120 V L N figure 3 10 120 or 240 Vac Secondaries Secondary 14 VA 20 21 22 23 24 D TYPE 1 ENCLOSURE isconnect wese ol lolololo o i IN IN OUT OUT SHLD DATA COMMUNICATIONS VOLTAGE INPUTS mro as Fuse CT Shorting Block S l DI 3 PHASE CURRENT INPUTS 5 AMPS NOMINAL Jelik Ib 4 m CONTROL POWER 0 i Tef AUXILIARY CURRENT INPUTS 5 AMPS NOMINAL True Earth Ground Notes e Pay close attention to polarity marks M when connecting CTs and PTs e Installation Category II Figure 3 7 3 phase 4
59. iguration option yy The circuit monitor displays the password prompt P 3 Enter the password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button 4 Press the PHASE Enter button until the red LED next to Sys Type flashes 5 Press the SELECT METER Value buttons until the system code matching your system type is displayed Refer to table 4 2 to determine the system code for your system type 6 Press the MODE button once The red LED next to Accept flashes The red LED next to Sys Type glows steadily 7 To reject the new system type press the PHASE Enter button once The circuit monitor returns to METERS mode 8 To accept the new system type press the SELECT METER Value button to change from No to Yes Then press the PHASE Enter button The circuit monitor restarts The circuit monitor supports several methods to calculate average demand real power The default method is the thermal demand method For a description of available demand calculation methods see Demand Readings in the Circuit Monitor Reference Manual One optional method is the demand synch pulse input method In this method the circuit monitor accepts an external synch pulse from another demand meter The circuit monitor then uses the same time interval as the other meter for each demand calculation F
60. ions Downloadable firmware System connections 3 phase 3 wire Delta 3 phase 4 wire Wye Metered or calculated neutral Other metering connections Optional voltage power module for direct connection to 480Y 277V Optional control power module for connecting to 18 60 Vdc control power Wide operating temperature range standard 25 to 70 C UL Listed CSA certified and CE marked MV 90 billing compatible Pre configured data log and alarms 1998 Square D Company All Rights Reserved Chapter 1 Introduction Table 1 1 Summary of Circuit Monitor Instrumentation Real Time Readings Energy Readings e Current per phase N G 3 e Accumulated Energy Real e Voltage L L L N e Accumulated Energy Reactive e Real Power per phase 30 e Accumulated Energy Apparent e Reactive Power per phase 30 e Bidirectional Readings e Apparent Power per phase 3 e Power Factor per phase 30 e Frequency e Crest Factor per phase e Temperature internal ambient e K Factor Demand per phase e THD current and voltage e Displacement Power Factor per phase 3 e K Factor per phase e Fundamental Voltages per phase z e Fundamental Currents per phase e Fundamental Real Power per phase e Demand Current per phase present peak e Fundamental Reactive Power per phase e Demand Voltage per phase present peak Harmonic Power e Average Power Factor 30 total e Unbalance current and voltage e Demand R
61. l need to do one of the following e Set up the circuit monitor s alarm relay functions over the communications link using POWERLOGIC application software which lets you choose from the 10 available modes e First set up the alarm relay functions from the circuit monitor s front panel then change the relay s operating mode by performing register read writes using either POWERLOGIC application software or the circuit monitor s Diagnostics option see Reading and Writing Registers from the Front Panel in the Circuit Monitor Reference Manual for instructions on reading and writing registers using the Diagnostics option 1998 Square D Company All Rights Reserved Chapter 4 Front Panel Operation General Setup Procedure The procedure below describes the general steps required to set up alarm relay functions Figure 4 4 illustrates the procedure For detailed steps see Detailed Setup Procedure on the following page The general steps required to set up alarm relay functions are 1 Enter Setup Mode 2 Choose the Alarm Relay AL rLy option 3 Select an alarm number to configure See Alarm Setup Information in the Circuit Monitor Reference Manual for a list of alarm numbers 4 Define the required alarm relay configuration items priority level pickup setpoint pickup delay and so on 5 Accept or reject the changes just made 6 Repeat steps 3 5 until you ve configured all desired alarms 7 Exit to Meters mod
62. l power from the phase PT inputs the phase PT used must have a VA rating sufficient for all connected burdens If the VA rating is exceeded it could reduce the voltage transformer s accuracy or damage the PT Failure to observe this precaution can result in equipment damage 6 1998 Square D Company All Rights Reserved Chapter 3 Installation z 20 212223424 20 21 22 23 24 TYPE 1 ENCLOSURE TYPE 1 ENCLOSURE INDOOR USE ONLY INDOOR USE ONLY IN IN OUT OUT SHLD IN IN OUT OUT SHLD RS 485 RS 485 DATA COMMUNICATIONS DATA COMMUNICATIONS 3 PHASE 3 PHASE CURRENT INPUTS 5 AMPS NOMINAL 3 PHASE NOMINAL E AUXILIARY Z CURRENT INPUTS 5 AMPS NOMINAL Figure 3 12 Deriving L L control power from phase PT inputs Figure 3 13 Deriving L N control power from phase PT inputs D SZ o LE AUXILIARY NOMINAL 50 gt SC lt cJt oan Zz 4 GROUNDING THE For optimal grounding connect the circuit monitor to a true earth ground CIRCUIT MONITOR To ground the circuit monitor complete the following steps 1 Connect the Ground terminal terminal 26 to a true earth ground using 14 AWG wire or larger with spade connector see figure 3 14 2 Install protective terminal strip cover See Appendix C for instructions A DANGER HAZARD OF ELECTRIC SHOCK Ground the circuit monitor as described in these instructi
63. ll Rights Reserved TT Chapter 2 Hardware Description CHAPTER 2 HARDWARE DESCRIPTION FRONT PANEL The circuit monitor front panel is designed for maximum ease of use The circuit monitor has five modes of operation e METERS for viewing real time metered data e MIN for viewing the minimum of the selected metered value e MAX for viewing the maximum of the selected metered value e ALARM for viewing the status of on board alarms e Setup for setting up the circuit monitor The general procedure for displaying data is simple 1 Press the MODE button to select one of the five available modes 2 Press the SELECT METER buttons to select a metered value 3 Press the PHASE button to select a phase In Setup mode use the alternate descriptions in grey to the right of the LEDs In SETUP mode the PHASE MODE and SELECT METER buttons function differently than in the other display modes For details see Chapter 4 Front Panel Operation Figure 2 1 shows the front panel of the circuit monitor A description of the front panel follows 6 Digit LED display For local display of metered values Kilo Mega LEDs The Kilo LED lights when the displayed value is in Kilo units The Mega LED lights when the displayed value is in Mega units Meter Indication LEDs The lit LED indicates the value being displayed Setup Reset Parameters These grey bracketed values are used to set up the circuit monitor a
64. ment damage Failure to follow a CAUTION instruction can result in damage to equipment Note Provides additional information to clarify or simplify a procedure PLEASE NOTE Electrical equipment should be serviced only by qualified electrical maintenance personnel and this document should not be viewed as sufficient for those who are not otherwise qualified to operate service or maintain the equipment discussed Although reasonable care has been taken to provide accurate and authoritative information in this document no responsibility is assumed by Square D for any consequences arising out of the use of this material FCC NOTICE This equipment complies with the requirements in Part 15 of FCC rules for a Class A computing device Operation of this equipment in a residential area may cause unacceptable interference to radio and TV reception requiring the operator to take whatever steps are necessary to correct the interference TECHNICAL SUPPORT For technical support contact the Power Management Operation Technical Support Center Hours are 7 30 A M to 4 30 P M Central Time Monday through Friday Phone 615 287 3400 Fax 615 287 3404 BBS 615 287 3414 Email PMOSUPRT SquareD com POWERLOGIC SY MAX SY NET SY LINK POWER ZONE VISI VAC ISO FLEX and Ll are Registered Trademarks of Square D Company SYSTEM MANAGER and CIRCUIT TRACKER are Trademarks of Square D Company Windows Windows NT and Windows 95 are Regis
65. ments for Using Expanded Memory Identifying the Series and Firmware Revisions Model Numbers For applications where additional memory is required you can order a circuit monitor with an optional 512K or 1024K memory expansion card resulting in 612K or 1124K respectively total nonvolatile memory 100K base memory plus the expansion card memory Memory upgrade kits are also available for most earlier circuit monitors See Upgrading Existing Circuit Monitors page 5 System Manager software version 3 02 with Service Update 1 3 02a with Service Update 1 or 3 1 or higher is required to take advantage of expan sion card memory or the 100K of memory standard on G4 circuit monitors Earlier versions of System Manager software will recognize only 11K the Series G3 and earlier memory capacity of available memory Also your circuit monitor must be equipped with firmware version 17 008 or later to take advantage of expanded memory The following section tells how to determine the firmware version shipped with your circuit monitor To determine if your circuit monitor firmware version has been updated with downloadable firmware see Viewing Configuration Data in Protected Mode page 45 To obtain the latest available firmware revision contact your local Square D representative see Note page 1 The circuit monitor series and firmware revision number are printed on a sticker on the top of the circuit monitor enclosure Figure 1 1 shows
66. n software instruction bulletin listed below Instruction Bulletin Software Order No SMS 3000 System Administrator s Guide client server 3080IM9602 SMS 3000 User s Manual client server 3080IM9601 System Manager Standalone SMS 1500 PMX 1500 SMS 121 3080IM9702 SMS 770 700 3080IM9305 EXP 550 500 3080IM9501 PSW 101 3080IM9302 See Related Documents in this section for information on obtaining instruc tion bulletins Several optional add on modules are available for use with the circuit monitor Each module is shipped with an instruction bulletin detailing installation and use of the product Available add on modules for the circuit monitor are listed below Instruction Bulletin Title Reference No e POWERLOGIC Control Power Module CPM 48 3090IM9305 e POWERLOGIC Ride Through Module 3090IM9701 e O Modules IOM 1 1 44 18 3020IM9304 e I O Modules IOM 441 1 4444 3020IM9401 e Voltage Power Module 3090IM9302 e Optical Communications Interface OCI 2000 3090IM9303 e Ethernet Communications Module ECM 2000 ECM RM 3020IB9818 In addition the software and add on module instruction bulletins listed in this chapter are available through D Fax the Square D fax on demand system Phone 1 800 557 4556 and request a POWERLOGIC Power Monitoring index Then call back and order the document s you want by specifying the Fax Document Number s from the index The document s will be faxed to your fax machine This service is accessibl
67. nd perform resets Refer to these values when in Setup mode Phase Indication LEDs Indicate the phase for the displayed value Note If you select a metered value that does not provide a reading for the selected phase the circuit monitor automatically jumps to a phase for which a reading exists For example assume that you are viewing Phase A Power Factor then change to Frequency the circuit monitor automatically jumps from Phase A to 3 Phase since the circuit monitor does not provide a Phase A Frequency reading PHASE Select Button Press to select the phase for the selected meter value Note In Setup mode press this button to move from one setup parameter to the next See Chapter 4 Front Panel Operation for details SELECT METER buttons Press to change the metered value being displayed Note In Setup mode press these buttons to change the value of the displayed setup parameter See Chapter 4 Front Panel Operation for details 1998 Square D Company All Rights Reserved t ____ 9 Bulletin No 3020IM9807 December 1998 Mode Indication LEDs These LEDs indicate the present display mode The Alarm LED flashes when an alarm is active MODE Select Button Press to select the display mode Optical Communications Port This port allows the circuit monitor to communicate to a portable computer using the optional optical communications interface Class 3090 Type OCI 2000 The OCI 2000 mounts magnetically to
68. nfiguration Option The Resets Option The Alarm Relay Option The Diagnostics Option 40 To access the Setup Mode press the MODE button until the red LED next to Setup is lit The circuit monitor displays Config the first of four setup options The circuit monitor displays the options as abbreviated combinations of uppercase and lowercase letters The abbreviations displayed by the circuit monitor and their full names are shown below Full Name CM Display Configuration Option ConFig Resets Option rESETs Alarm Relay Option AL rLy Diagnostics Option diAG The Configuration option lets you configure the following values CT and PT primaries system type demand interval WH pulse output device address baud rate nominal frequency and password You can also reset energy demand and min max values See Configuring the Circuit Monitor page 42 for more information The Resets option lets you reset energy demand and min max values These same reset operations can be done using the Configuration option The difference is that using the Resets option you cannot change circuit monitor configuration values See Performing Resets Using the Resets Option in this chapter for more information The Alarm Relay option lets you configure the circuit monitor s on board alarm relay functions See Alarm Setup Information in the Circuit Monitor Reference Manual for a complete listing of the circuit monitor s predefined alarm conditi
69. no matter what the priority level Operate one or more relay outputs Force data log entries into 1 14 user defined data log files Perform a 4 cycle waveform capture Perform a 12 cycle event capture 1998 Square D Company All Rights Reserved Detailed Setup Procedure cont Chapter 4 Front Panel Operation You must assign these actions to alarm conditions using POWERLOGIC software Depending on the chosen priority level the circuit monitor also performs the actions described below PO No priority On the occurrence of a PO alarm the circuit monitor does the following e Performs any assigned actions P1 Highest priority level On the occurrence of a P1 alarm the circuit monitor does the following e Puts the alarm number in the list of active alarms accessible from the front panel see Viewing Active Alarms in the Circuit Monitor Reference Manual for instructions on viewing active alarms e Records the occurrence in the circuit monitor s event log file e Enters the alarm number in the P1 log accessible from the front panel see Viewing the Priority 1 Log in the Circuit Monitor Reference Manual for a instructions on viewing the P1 log e Performs any assigned actions P2 Middle priority level On the occurrence of a P2 alarm the circuit monitor does the following e Puts the alarm number in the list of active alarms accessible from the front panel see Viewing Active Alarms in the Circui
70. nouts 1 32 Devices Circuit Monitors and other POWERLOGIC compatible devices Figure 3 18 POWERLOGIC devices connected to a PNIM go 1998 Square D Company All Rights Reserved Connecting to a SY MAX Programmable Controller MCT 485 AAAA Chapter 3 Installation Connect up to 32 POWERLOGIC devices to a programmable controller See Length of the Communications Link in this chapter for distance limitations at different baud rates Connect POWERLOGIC devices to the RS 422 port of the programmable controller The programmable controller must contain a program to access POWERLOGIC device data Configure the baud rate of the programmable controller s port to match the baud rate of the POWERLOGIC devices on the communications link Refer to the programmable controller instruction manual for detailed instructions on configuring the programmable controller Note POWERLOGIC devices can be connected to other manufacturer s systems using available communication interfaces For further information contact the POWERLOGIC Technical Support Center See Getting Technical Support in Chapter 5 Programmable Controller Connect Circuit Monitors to RS 422 port of programmable controller BELDEN 8723 or equivalent MCA 48 CAB 107 see Appendix B for cable pinouts 1 32 Devices Circuit Monitors and other POWERLOGIC compatible devices Figure 3 19
71. ns including over under conditions status input changes phase unbalance conditions and more See Alarm Conditions and Alarm Codes in the Circuit Monitor Reference Manual for a complete listing Each alarm condition can be set up to automatically operate one or more circuit monitor relays Also multiple alarm conditions can be assigned to operate the same relay s For a description of the circuit monitor s alarm relay functions see Alarm Functions in the Circuit Monitor Reference Manual If you do not have POWERLOGIC application software you can set up the circuit monitor s on board alarm relay functions from the circuit monitor s front panel Perform this set up using the Alarm Relay AL rLY option one of the circuit monitor s four setup options For each alarm condition you can e Enable or disable the alarm condition e Assign a priority level to the alarm condition e Define any required pickup and dropout setpoints and pickup and dropout time delays e Set up the circuit monitor to operate up to three relay outputs when the alarm condition occurs The circuit monitor s relay outputs provide ten operating modes See Relay Output Operating Modes in the Circuit Monitor Reference Manual for descriptions of the modes When you assign an alarm condition to operate a relay from the front panel of the circuit monitor the circuit monitor configures the relay to operate in Normal mode If Normal mode is not acceptable you l
72. nstallation To ensure reliable communications bias the communications link To bias the communications link use a POWERLOGIC Multipoint Communications Adapter Class 3090 Type MCA 485 To bias the communications link plug the adapter into the communications port of the device to which one or more POWERLOGIC devices are connected Plug the CAB 107 cable connected to the first POWERLOGIC device on the link into the other end of the adapter Figure 3 22 shows the adapter connected to a POWERLOGIC Network Interface Module PNIM Figures 3 15 3 16 3 18 and 3 19 show the adapter applied in typical systems O00000 MCA 485 Communications Adapter CAB 107 Cable to first device in daisy chain Figure 3 22 Multipoint Communications Adapter connected to PNIM 1998 Square D Company All Rights Reserved ___ 37 Chapter 4 Front Panel Operation CHAPTER 4 FRONT PANEL OPERATION CHAPTER CONTENTS This chapter tells how to set up the circuit monitor from the front panel only Some advanced circuit monitor features such as event log data log configuration must be set up over the communications link You can set up these advanced features using POWERLOGIC software Refer to the software instruction bulletin for instructions on setting up advanced features TE o O ae E A E E E eee eee ee 40 Te conicuranon OPIO serani a A E one ener et err eprr etre Tere 40 TER E OU a soe srecas
73. o a POWERLOGIC communications link On all devices the terminals are labeled IN IN OUT OUT and SHLD On the circuit monitor the IN IN OUT OUT and SHLD terminals are numbered 20 21 22 23 and 24 respectively To daisy chain the circuit monitor to another POWERLOGIC device wire the circuit monitor s RS 485 communications terminals to the matching communications terminals of the next device In other words wire the IN terminal of the circuit monitor to the IN terminal of the next device wire IN to IN OUT to OUT OUT to OUT and SHLD to SHLD See Figure 3 20 If the circuit monitor is the last device on the daisy chain terminate it See Terminating the Communications Link in this chapter for instructions If the circuit monitor is the first device on the daisy chain connect it to the PNIM personal computer system display or programmable controller using a CAB 107 or equivalent cable and a Multipoint Communications Adapter See Biasing the Communications Link in this chapter for instructions See Communication Cable Pinouts in the Circuit Monitor Reference Manual for the CAB 107 pinout Circuit Monitor Circuit Monitor Circuit Monitor or other POWERLOGIC or other POWERLOGIC or other POWERLOGIC compatible Device compatible Device compatible Device l l Green Z White To RS 485 Terminals of next device To RS 485 Red Terminals of next device Black OOOOH Belden 8723 Standard con
74. o sete 40 pico leiany Re che OPON mese E etre ter ere te cer rres 40 Te D oTo O O E rt erent crrr rer tre errr reer rer ere 40 Choosing ACUI OTIC sassen eeni canst peers ens neonates 41 How TIS LONI S I ork serren popes ent aenesseay a cgueteanieee aes 41 OI ete GC CUE VION excess certs nie ores eee een 42 FC COT Oeu n A 42 Gener l Configuration Procedu sesnssenemiansnniinne a 42 Viewing Configuration Data in Protected Mode ssesesseseeseerereererseresee 45 E E N Cell EN O o EAS 46 Sene MeL E IRA OS sranie spini EE a 47 Sea a A a E E E A E E E 48 SER Eley E yE E S E A A Ea 48 Setar ihe Demond MEy Alaena orerre NePEner erate ereerer meerr errr 49 Setting the Watthour Pulse Output sy ponaugectersrsdeavaistentesertseperesecsbownuanecaveas 51 PERA Ge DEVE A CS er E T J2 Be PUY the Padd KAC sessir inean R E tones 53 SeA Ne NOn F rEgUENCY reisir i irn i 54 Resetting Demand Energy and Min Max Values ssseesessssesesereessse 99 Performing Resets Using Ihe Resets OPHON sisctsesntiatiasscsosenteiencatenteernanerest tants 56 Set ng Up Alarm Relay FUneHOnS erered aa 58 C e oeae e E E E torent ter rer rer ree 59 Detaled Setup Ce awe cpesainceet eons oma cheseen ai aa a eee 60 a a e e E E E E E eee 63 Viewin me eal si imal lal DOS rerne a a T E E EE 64 Tear Uae T rOy L Ts er T E E ane seccecacio 65 1998 Square D Company All Rights Reserved ______ _ 89 Bulletin No 3020IM9807 December 1998 THE SETUP MODE The Co
75. o show the placement of communications adapters and terminators For additional information on using the communications adapter and terminator see Terminating the Communications Link and Biasing the Communications Link in this chapter og 1998 Square D Company All Rights Reserved Connecting to a System Display BELDEN 8723 or equivalent MCT 485 NAAA Chapter 3 Installation Connect up to 32 circuit monitors to the system display for Circuit Monitors Class 3050 Types SD 200 SD 220 See Length of the Communications Link in this chapter for distance limitations at varying baud rates Connect circuit monitors to the RS 485 port on the bottom of the system display Configure the system display s baud rate to match the baud rate of circuit monitors on the communications link Refer to the instruction bulletin for the system display for circuit monitors Class 3050 Types SD 200 SD 220 for detailed instructions on configuring the system display System Display To RS 485 communications port see Appendix B for cable pinouts 1 32 Circuit Monitors Figure 3 15 Circuit monitors connected to a system display for circuit monitors 1998 Square D Company All Rights Reserved _ 29 Bulletin No 3020IM9807 December 1998 Connecting to a e Connect up to 32 POWERLOGIC devices to a personal computer See Pe
76. ons For each of the circuit monitor s predefined alarm conditions you can e Enable or disable it e Assign a priority to it e Define any required pickup and dropout setpoints and pickup and dropout time delays e Setup the circuit monitor to operate up to three relay outputs when the alarm condition occurs See Setting Up Alarm Relay Functions in the Circuit Monitor Reference Manual for details on how to use this option The Diagnostics option lets you read and write circuit monitor registers Use this feature with caution Writing an incorrect value could cause the circuit monitor to operate incorrectly See Reading and Writing Registers from the Front Panel in the Circuit Monitor Reference Manual for instructions on reading and writing registers using the Diagnostics option 1998 Square D Company All Rights Reserved Choosing a Setup Option How the Buttons Work Chapter 4 Front Panel Operation To enter the Setup mode press the MODE button until the Setup LED is lit The circuit monitor displays ConFig To move to a specific option use the SELECT METER Value buttons To select an option press the PHASE Enter button see figure 4 1 Use the SELECT METER Value Setup Mode buttons to move to the aoa aria Config rESETS AL rLY or diAg voshige wesetse AL rLy Press the PHASE Enter button to select an option Figure 4 1 Choosing a Setup option The circuit monit
77. ons Failure to properly ground the circuit monitor may allow hazardous voltages to be present on the circuit monitor chassis and may result in equipment damage Failure to observe this precaution will result in death serious injury or equipment damage 1998 Square D Company All Rights Reserved _ 27 Bulletin No 3020IM9807 December 1998 3 PHASE CURRENT INPUTS 5 AMPS NOMINAL 14 AWG Wire or Larger CONTROL POWER AUXILIARY CURRENT NOMINAL True Earth Ground Figure 3 14 Grounding the circuit monitor COMMUNICATIONS WIRING POWERLOGIC devices are equipped with RS 485 communications The RS 485 standard lets you daisy chain up to 32 POWERLOGIC compatible devices to a single communications port This document refers to a chain of POWERLOGIC devices connected by communications cable as a communications link A POWERLOGIC communications link can consist of up to 32 POWERLOGIC compatible devices connected to a communications port on one of the following e POWERLOGIC System Display e Personal computer e POWERLOGIC Network Interface Module e SY MAX programmable controller e Other host devices with a POWERLOGIC compatible port Figures 3 15 through 3 19 show circuit monitors and other POWERLOGIC compatible devices connected in typical systems The accompanying text describes important considerations for each connection alternative The figures als
78. or s front panel buttons perform different functions in Setup mode than in Meters mode In Setup mode the buttons work as described below The PHASE Enter button In Setup mode use this button as an Enter key to accept a new configuration value and move to the next configuration item For example after changing the CT Primary value press this button to enter the new value and move to the next configuration item PT Primary Also press this button to move through configuration items that don t need to be changed to reach a specific item SELECT METER Value buttons In Setup mode use these buttons to increase or decrease the displayed value Also use these buttons to toggle between Yes and No when required MODE button Use this button to exit a setup option after making all desired changes For example after making all desired changes within the Configuration option press the mode key The circuit monitor then asks you to accept or reject your changes 1998 Square D Company All Rights Reserved FJ Bulletin No 3020IM9807 December 1998 CONFIGURING THE CIRCUIT MONITOR Factory Defaults General Configuration Procedure 42 This section tells how to use the Configuration option to define the following values CT and PT ratios system type demand interval WH pulse output device address baud rate nominal frequency and password It also tells how to reset energy demand and min max
79. or a more detailed description of the demand synch pulse input method see Demand Synch Pulse Input in the Circuit Monitor Reference Manual Note The circuit monitor must be equipped with an input output module to use the Demand Synch Pulse Input feature The thermal demand default method and the demand synch pulse input method can be set up from the circuit monitor front panel Other methods must be set up over the communications link or using the front panel diagnostics feature see Reading and Writing Registers from the Front Panel in the Circuit Monitor Reference Manual for instructions on using this feature 1998 Square D Company All Rights Reserved ________ 49 Bulletin No 3020IM9807 December 1998 Setting the Demand Interval cont 50 To set up the circuit monitor for the default thermal demand method complete the procedure below entering a demand interval from 5 to 60 minutes the factory default is 15 To set up the circuit monitor for the demand synch pulse input method follow the procedure below and set the demand interval to 0 minutes To change the demand interval complete the following steps L Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig Press the PHASE Enter button to select the Configuration option I1 The circuit monitor displays the password prompt P Enter the password To enter the password use th
80. or information on purchasing the Class 3020 Type CM 2000U Circuit Monitor Firmware Upgrade Kit The POWERLOGIC Circuit Monitor is a multifunction digital instrumentation data acquisition and control device It can replace a variety of meters relays transducers and other components The circuit monitor is equipped with RS 485 communications for integration into any power monitoring and control system However POWERLOGIC System Manager application software written specifically for power monitoring and control best supports the circuit monitor s advanced features The circuit monitor is a true rms meter capable of exceptionally accurate measurement of highly nonlinear loads A sophisticated sampling technique enables accurate true rms measurement through the 31st harmonic Over 50 metered values plus extensive minimum and maximum data can be viewed from the six digit LED display Table 1 1 on page 3 provides a summary of circuit monitor instrumentation The circuit monitor is available in several models to meet a broad range of power monitoring and control applications Table 1 2 on page 3 lists the circuit monitor models Table 1 3 compares the features available by model Circuit monitor capabilities can be expanded using add on modules that mount on the back of the circuit monitor A voltage power module and several input output modules are available See I O Capabilities in the Circuit Monitor Reference Manual for a description of t
81. password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button The circuit monitor s default password is 0 The red LED next to CT Primary flashes 4 Press the PHASE Enter button to select a configuration item The red LED next to the selected configuration item flashes 5 Press the SELECT METER Value buttons to increase or decrease the displayed value until the desired value is displayed In the case of the Reset items use the SELECT METER Value buttons to toggle between Yes and No See Resetting Demand Energy and Min Max Values in this chapter for more on resets 6 Repeat steps 4 and 5 until you ve made all desired configuration changes 7 After making all desired configuration changes press the MODE button once The red LED next to Accept flashes The circuit monitor display reads No and the red LEDs next to the items that you have changed are lit Verify that only the LEDs next to the setup items you wish to change are lit 8 To reject the changes press the PHASE Enter button once The circuit monitor returns to Meters mode 9 To accept the changes press the SELECT METER Value button to change from No to Yes Then press the PHASE Enter button The circuit monitor goes through its restart procedure This indicates that the changes have been made 1998 Square D
82. password For instructions on defining and using the reset password see Performing Resets Using the Resets Option in this chapter The master password can be any value in the range 0 to 9998 The factory default is 0 To change the master password complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig Press the PHASE Enter button to select the Configuration option I1 The circuit monitor displays the password prompt P Enter the existing master password To enter the password use the SELECT METER Value buttons to increase or decrease the displayed value until it reaches the password value Then press the PHASE Enter button The circuit monitor s default password is 0 Press the PHASE Enter button until the red LED next to Set Password flashes Press the SELECT METER Value buttons until the desired password value is displayed The password can be any value from 0 to 9998 Press the MODE button once The red LED next to Accept flashes The red LED next to Set Password glows steadily To reject the new password press the PHASE Enter button once The circuit monitor returns to METERS mode To accept the new password press the up arrow SELECT METER Value button to change from No to Yes Then press the PHASE Enter button The circuit monitor returns to METERS mode 46
83. rsonal Computer Length of the Communications Link in this chapter for distance limitations at varying baud rates e POWERLOGIC devices can be connected to a SY LINK card installed in the personal computer To do this connect the POWERLOGIC devices to the RS 422 port female DB 9 connector of the SY LINK card e POWERLOGIC devices can be connected to a serial COMM port on the personal computer To do this the POWERLOGIC devices must be connected to an RS 232 to RS 422 RS 485 converter which is connected to the personal computer POWERLOGIC offers a converter kit for this purpose Class 3090 Type MCI 101 Refer to the instruction bulletin included with the MCI 101 for connection instructions Connected to RS 422 port of SY LINK card or RS 422 PC serial port BELDEN 8723 or equivalent MCT 485 CAB 107 see Appendix B for cable pinouts 1 32 Devices Circuit Monitors and other POWERLOGIC compatible devices Figure 3 16 POWERLOGIC devices connected directly to a personal computer 30 _ 1998 Square D Company All Rights Reserved Chapter 3 Installation Connecting to a POWERLOGIC e There are two models of the POWERLOGIC Ethernet Gateway a single Ethernet Gateway EGW port version EGW1 and a dual port version EGW2 The serial port on the EGW1 can support up to 8 POWERLOGIC devices Each serial port on the
84. sesrsesesesresesesessesessseseseens 37 GI ores mea C O O ear E E A E EAE ere ere 41 Flowchart iortront panel COni Silla OM eonna A ENa 44 Flowchart for performing resets using the Resets OPlOM ssssce cenazeteenescccaseacitvanemeacuatotnationucadsenigexciicaete 57 WTAE R T Sy ice ve cip cinco ce cee A E A P A A AE A S 59 TU OME UGS O ae E ve sosi E AREE EEEE E EANN 71 Circuit monitor dimensions with Input Output and Voltage Power Modules ceeeeees 72 Circuir monitor Wyte Oupa Module sinisisi ini E enai 72 Mstaline terminal Sip COVEY sorene eieaa AEREE EE rena se mune ere cre Sear ee reat sree tre 79 Summary OF circuit montor Ms iunenta ON sssrin a 3 Class BOZO creut DON OL seker aan vs vst E ENSE E E E 3 Circuit montor teatir Compan ON esias aT a TES EAA aE 3 Iypialcicit montor mounte locaNoS sesasine EEEE EAE 15 Supported systemi Wiring ConNECHONS siseses eike ia EEE E 17 Maximum distances of comms link at different baud rates esssesssssesesesersrseseseressressrersesrsesererersses 34 Factory defaults for front panel configuration parameters seeeesesesessessesserrssrststseseseserrersrsrsesenes 42 oupp rted system type system code selections yarac nasa ssasrsemenecctavesssayaioeasicaosuesnoasconteeuneentetmeroreonins 48 Maximum distances of comms link at varying baud rates ssssissrirrsesenersusessvesessreeiurisasisioisrvessesissss 53 1998 Square D Company All Rights Reserved
85. ssessssssrsesesessseseressesrsenrsesesess 29 D rivine Control Power from Phase PT INPUTS xcc cevessscsacogoswcacecyrnessennevatresivnccnseustapacedvnvssnnna eve tpesrzaneesest 26 Crona e C E NOO sona a ENEAS 27 COMME aons V E epa RE S E SEA 28 Conneccion tod oystein Display reer nanan E E TE EE Ei 29 Connecting tod Personal COM Oe irerairana na a A EAEE EEEE eee 30 Connechne toa PIWERLOGIC Ethernet Gateway ssimeriniiinori anihan aa RERA 31 Connecting to a POWERLOGIC Network Interface Module pa castcssisncssvecvesiasnisinstnuvaucsdesupsessesdedateantaniunnes 32 Connecting to a SY MAX Programmable Controller pipisssaccndiesiecuincansunassaeneatenrasnenroncreariennstarsenncuieliwatecae 33 Lentiai ihe roractosh bi qucec Gons LINE esserne i R 34 Panenan POWER CEOGICDEV ICES iane E A 35 Trani tite in SC Oma ORS LINK sarerea an aa A EEEE 36 Biasine the Conimunicanons LINE sassreeiiysi ernir anaa E TE ETTE ENE 37 CHAPTER 4 FRONT PANEL OPERATION ssisssisensisvinittnnesucacssdeavantetasaabansdunstsubasenidindsardeiiendcensesdunteameaseniie 39 TEE cin leah tole a re ene cere ener eee eee rte ee ee ee 40 PS OTS a ION A i ac aciapscensede cee E N EE E neanee esmnactoeeie 40 i a Vemh e toie EE eee etree eee nee enter ee A A ee er ee er 40 Tie rdan eal hig 0 O gamer earns eee ee mer re eee ne note emer eee eae ee eee er ae rem re ae 40 Toeri nocke 0 315 eeeeree teen rere EA E tee ne et ee ee eee 40 CHOOSING a OI E E A A E E O E ocean 41
86. st a catalog call 615 287 3304 or fax 615 287 3404 1998 Square D Company All Rights Reserved 69 Appendix A Circuit Monitor Dimensions APPENDIX A CIRCUIT MONITOR DIMENSIONS 56 14 Rear View Side View Inch Dimensions ae Millimeters 89 Protective covers shown installed Top View Figure A 1 Circuit monitor dimensions 1998 Square D Company All Rights Reserved ___ 7 Bulletin No 3020IM9807 December 1998 APPENDIX A cont 06 14 Figure A 2 Circuit monitor with Input Output and Voltage Power modules Inches Millimeters Dimensions 72 1998 Square D Company All Rights Reserved Figure A 3 Circuit monitor with Input Output module 06 14 APPENDIX B SPECIFICATIONS Appendix B Specifications Metering Specifications Current Inputs Each Channel SE IN SS A E ran iene E 0 7 4 A ac INO eA UGC INE a E T 5 A ac Voltage Inputs Each Channel Be hs Ee eer en E oer eee eee eee ee eee eee 0 180 Vac Nonunal Voltige Y Pical areia aaa ER 120 Vac FTC GUCIICY Rin E arrisera EENE EEE EA 45 to 65 Hz ee 350 to 400 Hz Harmonic Response Phase Voltages and Currents Frequency 49 H2 10 69 TIZ ciseesissorasvicomanqnvtiivienactienrests 31st Harmonic Data Upa 1S TRAC enera sor as rguna eens adie decane 1 second typical Accuracy CM 2150 and higher CURSE secenseoeatearsee arsenic eaten tees 0 15 reading 0 05 full s
87. t Monitor Reference Manual for instructions on viewing active alarms e Records the alarm occurrence in the circuit monitor s event log file e Performs any assigned actions P3 Lowest priority level On the occurrence of a P3 alarm the circuit monitor does the following e Puts the alarm number in the list of active alarms accessible from the front panel see Viewing Active Alarms in the Circuit Monitor Reference Manual for instructions on viewing active alarms e Records the alarm occurrence in the circuit monitor s event log file e Performs any assigned actions Press the PHASE Enter button to select the priority level The display alternates between PU SP an abbreviation for pickup setpoint and the setpoint value Use the SELECT METER Value buttons to increase or decrease the displayed value until you reach the desired pickup setpoint See Setpoint Driven Alarms in the Circuit Monitor Reference Manual for a description of pickup and dropout setpoint and time delays If you are configuring an alarm condition that does not require some or all of the pickup and dropout setpoints and delays for example status 1998 Square D Company All Rights Reserved __ _ _ _ 6 Bulletin No 3020IM9807 December 1998 Detailed Setup Procedure cont 10 11 12 13 14 15 16 17 18 19 20 2l input transition alarm conditions the
88. tems to be reset 7 Press the MODE button once The red LED next to Accept flashes The red LEDs next to the selected reset items glow steadily 8 To cancel the reset s press the PHASE Enter button once The circuit monitor display flashes and the circuit monitor returns to METERS mode 9 To perform the reset s press the SELECT METER Value button once to change from No to Yes Then press the PHASE Enter button The circuit monitor performs the resets and returns to METERS mode 1998 Square D Company All Rights Reserved t _ 55 Bulletin No 3020IM9807 December 1998 PERFORMING RESETS USING THE RESETS OPTION 56 The Resets option lets you reset energy demand and min max values The same reset operations can be done using the Configuration option described on the previous page The difference is that using the Resets option you can perform resets only you cannot change configuration values The Resets option is password protected To access the Resets option you must enter either the master password or a special reset password See Setting the Master Password in this chapter for instructions on defining the master password The reset password can be used to prevent accidental changes to configuration values For example you could provide an operator with the reset password only allowing the operator to perform resets but not change configuration values The reset password defaults to the
89. tered Trademarks of Microsoft Corporation Other names are trademarks or service marks of their respective companies 1998 Square D Company All Rights Reserved Please fill out detach and mail the postage paid card below Fill out only one registration card even if you have purchased multiple POWERLOGIC devices Registration Card Register your POWERLOGIC OR POWERLINK product today and get e Free expert technical phone support just call 615 287 3400 e Notice of product upgrades and new product releases e Notice of special product offers and price discounts Name Dept Title Company Mailing Address City State Country Zip Postal Code Email Address Telephone Fax Product Purchased Through Distributor Please tell us how many of each of the following products you have Circuit Monitors O 1 5 Q 6 20 Q 21 50 Q 51 100 Q 100 Power Meters lj 1 5 L 6 20 L 21 50 L 51 100 L 100 Are you interested in receiving information on POWERLOGIC Application Software L Yes LJ No 1998 Square D Company All Rights Reserved BUSINESS REPLY MAIL FIRST CLASS MAIL PERMIT NO 635 PALATINE IL POSTAGE WILL BE PAID BY ADDRESSEE SQUARE D COMPANY 295 TECH PARK DR STE 100 LA VERGNE TN 37086 9908 NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES Contents CONTENTS CHAPTER 1 INTRODUCTION cipine danse vaeinnnnessteraaviacebeueneqansammemaneseteeeuniniaceneuntniace 1 A Dat OV CrO MUO ooreen tes sae erase tesu
90. tor route wires outward to make room for add on modules that you might install in the future e Wiring instructions are also included in CM hardware kit e For CE wiring requirements see CE Compliance page 14 To wire the circuit monitor complete the following steps 1 Using a suitable crimping tool crimp the blue spade connectors included with the circuit monitor onto the wires for the voltage current and control power inputs 2 Connect the spade connectors to the circuit monitor terminals as shown in the appropriate wiring diagram Figures 3 4 through 3 10 show wiring connections Do not overtighten screws but ensure that they are snug 3 Ground the circuit monitor See Grounding the Circuit Monitor in this chapter for instructions 4 Install protective terminal strip covers See Appendix C for instructions A DANGER HAZARD OF PERSONAL INJURY OR DEATH Only qualified electrical workers should install and wire this equipment Such work should be performed only after reading this complete set of instructions Follow proper safety procedures regarding CT secondary wiring Never open circuit the secondary of a CT Failure to observe this precaution will result in death serious injury or equipment damage Table 3 2 Supported System Wiring Connections System Type Sys ID CTs Aux CT Voltages Figure 3 3 wire 3 None 2 Open Delta A B C A B B C C A 3 4 Delta 32 4 wire 3 Wye Wye A B C N
91. values The section General Configuration Procedure describes the general steps required to configure the circuit monitor The remaining sections tell how to configure specific values Table 4 1 lists the front panel configuration parameters their allowed values and their factory defaults Table 4 1 Factory Defaults for Front Panel Configuration Parameters CT Primary Primary 3 Phase 1 to 32 767 Primary Neutral 1 to 32 767 5 PT Primary Primary 3 Phase 1 to 1 700 000 120 WHIPulse output Device Address 0 to 199 1 Baud Rate 3 600 Frequency Nom Password 0 to 9998 0 This section describes the general steps required to configure the circuit monitor from the front panel The configuration items and reset items are the grey items in square brackets on the front panel of the circuit monitor Refer to these items when configuring the circuit monitor The front panel configuration procedure is described below Alternately figure 4 2 on page 44 shows the configuration procedure with less detail as a flow chart To configure the circuit monitor complete the following steps 1 Press the MODE button until the red LED next to Setup is lit The circuit monitor displays ConFig 2 Press the PHASE Enter button to select the Configuration option yy The circuit monitor displays the password prompt P 1998 Square D Company All Rights Reserved Chapter 4 Front Panel Operation 3 Enter the
92. ype Nominal Frequency and so on See Configuring the Circuit Monitor in Chapter 4 for setup instructions Possible Cause Circuit monitor is wired improperly Check or Cure Check that CTs and PTs are connected correctly proper polarity observed and energized Check shorting terminals See Wiring CTs PTs and Control Power in Chapter 3 for wiring diagrams Possible Cause Incorrect voltage inputs Check or Cure Check circuit monitor voltage input terminals terminals 9 10 11 12 to verify that adequate voltage is present Possible Cause Circuit monitor is grounded incorrectly Check or Cure Verify that the circuit monitor is grounded as described in Grounding the Circuit Monitor in Chapter 3 1998 Square D Company All Rights Reserved Troubleshooting cont GETTING TECHNICAL SUPPORT Chapter 5 Maintenance and Troubleshooting PROBLEM Cannot communicate with circuit monitor from a remote personal computer Possible Cause Circuit monitor address is incorrect Check or Cure Check to see that the circuit monitor is correctly addressed See Setting the Device Address in Chapter 4 for instructions Possible Cause Circuit monitor baud rate is incorrect Check or Cure Verify that the baud rate of the circuit monitor matches the baud rate of all other devices on its communications link See Setting the Baud Rate in Chapter 4 for instructions Possible Cause Communications lines are improperly biased Check

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