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CHAPTER 1—INTRODUCTION - ElectricalManuals.net

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1. 1 a7 i D N b h n woon Eon OoOo IN IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS O els ALOIS are 1 INPUTS dels Si ses O p dc l Figure 3 21 Terminator placement when last device on the link is a circuit monitor 36 1998 Square D Company All Rights Reserved Biasing the Communications Link Chapter 3 Installation 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 000000 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 pan
2. 1 32 Devices Circuit Monitors and other POWERLOGIC compatible devices Figure 3 19 POWERLOGIC devices connected to a SYIMAX programmable controller 1998 Square D Company All Rights Reserved 33 Bulletin No 30201M9807 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 1200 10 000 ft 3 050 m 10 000 ft 3 050 m 2400 10 000 ft 3 050 m 5 000 ft 1 525 m 4800 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 2 500 ft 762 5 m 1998 Square D Company All Rights Reserved Daisy Chaining POWERLOGIC Devices Chapter 3 Installation Note To daisy chain POWERLOGIC devices use communications cable containing two twisted shielded pairs Belden 8723 or equivalent Connect the wires to the circuit monitor s terminals
3. Do you want to select another reset option Press the MODE key once Circuit Monitor displays No Execute the NO Chapter 4 Front Panel Operation Press the PHASE Enter key selected resets Press the A SELECT METER Value key to select Yes Y Press PHASE Enter k Circuit Monitor performs resets 1998 Square D Company All Rights Reserved Circuit Monitor returns to METERS mode Figure 4 3 Flowchart for performing resets using the Resets option 57 Bulletin No 30201M9807 December 1998 SETTING UP ALARM RELAY The circuit monitor models CM 2150 and higher can detect over 100 alarm FUNCTIONS 58 conditions 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
4. see Appendix B for cable pinouts Figure 3 16 POWERLOGIC devices connected directly to a personal computer 1998 Square D Company All Rights Reserved 30 Chapter 3 Installation Connecting to a POWERLOGIC There are two models of the POWERLOGIC Ethernet Gateway a single Ethernet Gateway EGW port version EGW1 and a dual port version EGW2 e The serial port on the EGW1 can support up to 8 POWERLOGIC devices e Each serial port on the EGW2 can support up to 32 POWERLOGIC devices on a daisy chain or up to 64 devices when a signal repeater is used e 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 AAAA AAAA 1 1 1 1 l AAU LO AIU Q1 000 LL LE LIU O1 Qoo JO q ojo 1 32 Devices Circuit Monitors and Other 1 32 Devices Circuit Monitors and Other POWERLOGIC Compatible Devices POWERLOGIC Compatible Devices Figure 3 17 POWER
5. AUXILIARY CURRENT INPUTS 5 AMPS NOMINAL O KD D Notes Pay close attention to polarity marks Bl when connecting CTs and PTs Installation Category II A 205215225235 24 CPT 120 or 240 Vac Secondary 14 VA Disconnect Switch True Earth Ground 18 Figure 3 4 3 phase 3 wire delta connection 1998 Square D Company All Rights Reserved Chapter 3 Installation AD B Line CTs 5 Amp Secondaries Load 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 CPT i ower connections see Secondaries p 120 or 240 Vac figure 3 10 Secondary 14 VA p20 21422423424 Noon VENY O KD KD D D D O Disconnect U Switch We IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS E ao 3 PHASE gt VOLTAGE LE b Tao VOLTS T NOMINAL d Fuse Oo CT Shorting Block o zi e 22 E l 3 PHASE TE o e E E LY NOMINAL amp SH a owe a CH eis VA E 2 eeky gt AO er or INPUTS Les M Oo True Earth Ground
6. Setting the CT Ratios D 47 Setting the PT Ratio sise 48 Setting the System Ty Pe E M 48 Setting the Demand Interval ccscsiss scecscsisctsectecsecscssscccsssdecssssdesdevcsetsebcnsstscsdathisssesiesiteestsdencnsbactanteddiesseties 49 Setting the Watthour Pulse Output ne RE en dt Ne indiens 51 Setting the Device Address Setting the Baud Rate cote adt onseodinumie np Ponte etes Setting the Nominal Frequency s eret a die iih ettari dien ire id 54 Resetting Demand Energy and Min Max Values ss 55 Performing Resets Using the Resets Option susciter 56 Setting Up Alarm Relay Functions eire retener tete rhn tristesse s riiakas 58 General Setup Procedure rct diee eti dietis ett rl rerit este iE ruere sii Seaia 59 Detailed Setup Procedure oi espere deeem ire e pedea tectae eae 60 Viewing Active ATArms x editt e eui ase so a e en Viewing the Priority 1 Log Clearing the Priority 1 Log CHAPTER 5 MAINTENANCE AND TROUBLESHOOTING c ereeeeee eene nn nnns n ananas annua aaa an naa 67 Maintenance et eoe Er treeeretgi Haie pe desti ater nadie ow ica eee fire rra E ide ines 67 lewis c MH NU E E E e 67 Troubleshooting iue iode nd rotten ire nid dU lets tectis terii 68 Getting Technical Support 5 et tie dedidit titii vise ter ie et i
7. Notes Pay close attention to polarity marks Bl when connecting CTs and PTs Installation Category Il Figure 3 5 3 phase 4 wire wye ground connection 1998 Square D Company All Rights Reserved 19 Bulletin No 30201M9807 December 1998 CTs 5 Amp Secondaries A ie DR R e o B Line Load Se IER RN N NON e I VDS Note Control power can be drawn from phase PT F WYE PT inputs See Deriving mE Fuses CONNECTION Control Power from 2 EU 120 VLN Phase PT Inputs in this CPT d d gd chapter For dc control 120 or 240 Vac econdaries power connections see Secondary 14 VA figure 3 10 Disconnect Switch 7207217 227 23 245 ses oloololololo IN IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS 7 3 PHAS gt VOLTAGE L7 NPUIS o 120 VOLTS gt NOMINAL ej O CT Shorting Block o ofo rei eis AT 3 PHAS OO 1 CURRENT L UE ofe CS 2 NOMNAL ni eis CONTROL lE 7 POWER elo eb Y E Soo Yr LI CC L bue oTo C LE USE P INPUTS SL RAM True Earth Ground S v Notes Pay close attention to polarity marks Bl when connecting CTs and PTs Installation Category Il
8. 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 The circuit monitor displays the password prompt P 4 Enter either the master 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 56 Start Press MODE key until Fuel LED is lit Y Press the Y SELECT METER key until tESETS is displayed Y Press the PHASE Enter key to select the ESETS option P is displayed Press the SELECT METER keys until your password is displayed Then press the PHASE Enter key No is displayed Y Press the PHASE Enter key until the LED next to the value to be reset is lit Y Press the A SELECT METER Value key to change from Noto Yes
9. 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 G 3 Phase Voltage Inputs amp RS 485 Communications Terminals Input Output Module Connector Control Power Terminals Note See Chapter 3 Installation for wiring instructions f N 20212223 24 TYPE 1 ENCLOSURE indoor UseonY O QD KD DIDI O IN IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS o r SM Ter EIL t o l 3 PHASE dH Q Von sen a e gt NOMINAL o e airs O O r o els 3 PHASE o CURRENT o TES 2 n A 9 a 1 9 2 NOMINAL g amp ly a 1 t CONTROL P power 0 X 6 m 2 j AUXILIARY amp SR i i n Sle QUT O Tel MUS r NOMINAL O VS 7 Figure 2 2 Back of the circuit monitor 1998 Square D Company All Rights Reserved 11 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 CE Compliance 14 Mountin
10. The CM leaves Configuration mode Figure 4 2 Flowchart for front panel configuration 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 Enter 9999 for the password To enter 9999 use the SELECT METER 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 conf
11. 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 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 the upgrade kit Before remov ing the cover of the circuit monitor to install the memory board Disconnect all voltage inputs to the circuit monitor Short the CT secondaries De energize the control power inputs Failure to observe this precaution will result in death or serious injury For Series C3 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 Description 3020 CM MEM 512K 512K Memory Upgr
12. 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 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 The relay must be configured to operate in latched mode 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 Allalarms 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
13. 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 1998 Square D Company All Rights Reserved 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 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 METERS for viewing real time metered data MIN for viewing the minimum of the selected metered value MAX for viewing the maximum of the selected metered value ALARM for viewing the status of on board alarms 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 alterna
14. 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 To reject the changes press the PHASE Enter button once The circuit monitor returns to Meters mode 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 Company All Rights Reserved 43 Bulletin No 30201M9807 December 1998 44 START Y Press the MODE key until the Setup LED is lit Y Press the PHASE Enter key to enter Configuration mode Y Use the SELECT METER keys to display the password Then press the PHASE Enter key The CM enters Configuration mode Y Press the PHASE move to the value to be changed Y Use the SELECT METER keys to change the value Do you want to change another value Press the MODE key once Do you want to accept the changes Press SELECT M TER key Y Press the PHASE Enter key CM accepts changes and restarts O 1998 Square D Company All Rights Reserved Enter key to e Press the PHASE Enter key
15. 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 conditions For each of the circuit monitor s predefined alarm conditions you can Enable or disable it Assign a priority to it Define any required pickup and dropout setpoints and pickup and dropout time delays 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 40 Choosing a Setup Option How the Buttons Work RD MODE 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
16. d a 1d N DS gt N Note Control power can be drawn from phase PT WYE PT inputs See Deriving CONNECTION Control Power from e 120 V L N Phase PT Inputs in this Fuse Fuses Secondaries chapter For dc control ER power connections see CPT 120 or 240 Vac aa MA a Secondary 14 VA Fuses figure 3 10 IT qm on boon Use one O KD KD KD KD DO IN IN OUT OUT SHLD Disconnect DATA CON NICATIONS Switch 9 ST AO wd eure i b Movorrs i Fuse gt NOMINAL i z CT Shorting Block gem Ed e s amp CURRENT euis a MES 3 NOMINAL eh nt es CONTROL rover o SHR en NA qu gt zs AUXILIARY UARN o LOL f O True Earth Ground Notes Pay close attention to polarity marks Bl when connecting CTs and PTs Installation Category Il Figure 3 9 2 1 2 element metering system type 43 1998 Square D Company All Rights Reserved 23 Bulletin No 30201M9807 December 1998 TYPE 1 ENCLOSURE INDOOR USE ONLY O 9 e e 9 O 3 PHASE VOLTAGE INPUTS 120 VOLTS NOMINAL 3 PHASE CURRENT INPUTS 5 AMPS NOMINAL AUXILIARY NOMINAL 205214224234
17. 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 30201M9807 December 1998 Connecting to a Personal Computer Connect up to 32 POWERLOGIC devices to a personal computer See Length of the Communications Link in this chapter for distance limitations at varying baud rates 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 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 BELDEN 8723 or equivalent MCT 485 ud m 4 TS DN 1 1 N y N 1 y N C C LJ CJ 1 32 Devices Circuit Monitors and other POWERLOGIC compatible devices Connected to RS 422 port of SY LINK card or RS 422 PC serial port MCA 485 ipee emn pom CAB 107 j I
18. 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 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 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 Toreject the new pulse
19. Example see Mounting the Circuit Monitor in Chapter 3 6 1998 Square D Company All Rights Reserved 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 application software instruction bulletin listed below Instruction Bulletin Software Order No SMS 3000 System Administrator s Guide client server 30801M9602 SMS 3000 User s Manual client server 30801M9601 System Manager Standalone SMS 1500 PMX 1500 SMS 121 30801M9702 SMS 770 700 30801M9305 EXP 550 500 30801M9501 PSW 101 30801M9302 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 30901M
20. Figure 3 6 3 phase 4 wire wye ground connection metered neutral 20 1998 Square D Company All Rights Reserved Chapter 3 Installation Line CTs 5 Amp Secondaries 3 Wire Load WYE PT CONNECTION 120 V L N Secondaries Note Control power can be drawn from phase PT inputs See Deriving Control Power from Phase PT Inputs in this chapter For dc control power connections see figure 3 10 3 3 5 Oo T Shorting Block o ape e E L I 35 E e l ST re 2 sel Tel O S TYPE 1 ENCLOSURE INDOOR USE ONLY 3 PHASE NOMINAL 3 PHASE CURRENT INPUTS 5 AMPS NOMINAL 20 21 22 23424 ODD d DK o AUXILIARY CURRENT INPUTS 5 AMPS NOMINAL rt uU IN IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS CONTROL J POWER O 14 VA CPT 120 or 240 Vac Secondary 14 VA Disconnect Switch Installation Category II Pay close attention to polarity marks Bl when connecting CTs and PTs True Earth Ground Figure 3 7 3 phase 4 wire wye 3 wire load 1998 Square D Company All Rights Reserved 21 Bulletin No 30201M9807 December 1998 CTs 5 Amp
21. 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 9 Bulletin No 30201M9807 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 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 D AMMETER A VOLTMETER L L V PT Primary 6 VOLTMETER L N V Sys Type WATTMETER W Dmd Int i 5 VARMETER VAr WH Pulse 3 VA METER VA Address POWER FACTOR METER Baud Rate amp dde D A Reset Value DEMAND POWER W Reset DEMAND POWER VA Reset WATTHOUR METER Reset 8 VARHOUR METER Reset THD CURRENT Rst Min Max THD VOLTAGE 9 K FACTOR O Optical W O Comm Port CIRCUIT MONITOR Figure 2 1 Circuit monitor front panel
22. 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 the 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 a
23. available I O modules 1998 Square D Company All Rights Reserved 1 Bulletin No 30201M9807 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 1998 Square D Company All Rights Reserved 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 Programmin
24. button The circuit monitor displays CLr No 4 Toabort the clear press the PHASE Enter button 5 Toclear 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 65 Chapter 5 Maintenance and Troubleshooting CHAPTER 5 MAINTENANCE AND TROUBLESHOOTING MAINTENANCE Battery Backed RAM The circuit monitor does not 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
25. 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 Bulletin No 30201M9807 December 1998 EXPANDED MEMORY cont Requirements 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
26. 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 DANGER Used where there is hazard of serious injury or death Failure to follow a DANGER instruction will result in death or serious injury N WARNING Used where there is hazard of serious injury or death Failure to follow a WARNING instruction can result in death or serious injury N CAUTION Used where there is hazard of equipment 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 corr
27. 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 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 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 67 Bulletin No 30201M9807 December 1998 TROUBLESHOOTING 68 1998 Square D Company All Rights Reserved 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 Po
28. other POWERLOGIC or other POWERLOGIC or other POWERLOGIC compatible Device compatible Device compatible Device f f Green A L P C Co IN White ES N ms KZ KZ KZ IN To RS 485 Red To RS 485 Terminals of O O O OUT Terminals of next device X 7 Ne next device Black ESH STSHio al CY SHLD 7 Belden 8723 or equivalent Figure 3 20 Daisy chaining the RS 485 communications terminals 1998 Square D Company All Rights Reserved 35 Bulletin No 30201M9807 December 1998 Terminating the To ensure reliable communications terminate the last device on a Communications Link 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
29. 20 m 19200 10 000 ft 3 050 m 2 500 ft 762 5 m 1998 Square D Company All Rights Reserved 53 Bulletin No 30201M9807 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 The circuit monitor displays the password prompt P 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 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 i
30. 24 O KDKDKDKDKDo IN IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS 2168 Fer SB dc Control Power Z 120 250 Vdc Nominal Note Installation Category II 24 Figure 3 10 DC control power connections 1998 Square D Company All Rights Reserved Chapter 3 Installation Wiring Multiple Circuit Monitors to a Single Set of PTs CPT Multiple circuit monitors can share one set of 3 phase PTs Also multiple circuit monitors can share a single control power transformer CPT In all 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 PTs e JE 9 9 d Je e 6 d DIC CPT CM CTs gt 9 CM CM CM CTs gt CTs CTs Figure 3 11 Circuit monitors connected to one set of PTs and one CPT 1998 Square D Company All Rights Reserved 25 Bulletin No 30201M9807 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 per
31. 9305 e POWERLOGIC Ride Through Module 30901M9701 I O Modules IOM 11 44 18 30201M9304 e O Modules IOM 441 1 4444 30201M9401 e Voltage Power Module 30901M9302 Optical Communications Interface OCI 2000 30901M9303 Ethernet Communications Module ECM 2000 ECM RM 30201B9818 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 accessible 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 Q n 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 7 Bulletin No 30201M9807 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
32. 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 request 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 9 14 i 232 A o ia o o o Oo 10 35 o 263 12 02 305 o o o o 1 bo F L Rear View Side View Inches Dimensions Millimeters 187 23 Protective covers shown installed Top View Figure A 1 Circuit monitor dimensions 1998 Square D Company All Rights Reserved 71 Bulletin No 30201M9807 December 1998 APPENDIX A cont 5 65 5 14 144 131 56 i i _ 83 83 q 21 21 al 263 263 Figure A 2 Circuit monito
33. 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 What is the Circuit Monitor ss 1 Expanded Memory seront up en da E ves edes 3 Requirements for Usine eet tne ten bienes 4 Identifying the Series and Firmware Revisions sssss 4 Model Num bets ss ertet ertt edi intense 4 Upgrading Existing Circuit Monitors sessies eriaren rirse 5 Memory Options SUMMALY nn 5 Safety Precautons xtd ceci tno Gotan tete m nce ibn ped akan 6 Using This Bulletin eret engen tenen edente ae 6 Notational Conventions esie n dee e HER HR EH EP oido Eth 6 Topics Not Covered Here ierat eet ene pee 7 Related Documents icto co cim pereas 7 Fax On Demiand eret ner 7 R f rence Manual snimis iaiaaeaia oksaa 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
34. E OLTAGE Il ITS Vof Va 9p 10p 115 12 120 WQLTS NOMII Vof Ve olo RS 485 DATA COMMUNICATIONS RS 485 DATA COMMUNICATIONS gt NL 3 PHASE gt OLTAGE DID INRUTS 120WQLTS gt NOMI n 9n 10g 117 127 O O 16 ISIE Tel els 5 3 PHASE p 8 PHASE Le gue Le gue A 2 Ka S 5 NOMINA n E s pe s Tei R Tele ls aS LE ar air el ur ST T l sAws el Sines i 5 NOMINAL c NOMINAL O O Figure 3 12 Deriving L L control power from phase PT inputs Figure 3 13 Deriving L N control power from phase PT inputs GROUNDING THE CIRCUIT MONITOR For optimal grounding connect the circuit monitor to a true earth ground 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 Install protective terminal strip cover See Appendix C for instructions DANGER HAZARD OF ELECTRIC SHOCK Ground the circuit monitor as described in these instructions Failure to properly ground the circuit monitor m
35. LOGIC devices connected to an Ethernet gateway 1998 Square D Company All Rights Reserved 31 Bulletin No 30201M9807 December 1998 Connecting to a POWERLOGIC Network Interface Module PNIM Connect up to 32 POWERLOGIC devices to a PNIM See Length of the Communications Link in this chapter for distance limitations at different baud rates Connect POWERLOGIC devices to PNIM port 0 top RS 485 port only Configure PNIM port 0 for POWERLOGIC mode See side of PNIM for instructions on setting dip switches Configure the baud rate of PNIM port 0 to match the baud rate of the POWERLOGIC devices on the communications link Refer to the PNIM instruction bulletin for detailed instructions on configuring the PNIM BELDEN 8723 or equivalent MCT 485 I 0 0 HH EY I ologo o System Display DO OOOOQO Connect Circuit Monitors to top port port 0 of PNIM only Remote PC MCA 485 p a 1 CAB 107 pipa 3L for cable pinouts CJ pinouts c Jj zB 1 82 Devices Circuit Monitors and other POWERLOGIC compatible d
36. 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 LED lights and the circuit monitor displays the primary PT rating for the 3 Phase PTs 4 Pressthe 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 Toreject the new PT rating press the PHASE Enter button once The circuit monitor returns to METERS mode 7 Toaccept 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 Aux CT ZPTs P
37. 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 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 The circuit monitor displays the password prompt P Enter the master password To enter the p
38. R 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 For 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 30201M9807 December 1998 Setting the Demand To set up the circuit monitor for the default thermal demand method Interval cont complete the
39. Secondaries B Line Load x Note Control power can be drawn from phase PT WYE PT inputs See Deriving CONNECTION Control Power from 120 V L N Phase PT Inputs in this Fuse Secondaries chapter For dc control power connections see figure 3 10 CPT 120 or 240 Vac Secondary 14 VA I I Fuses 20 21 22 23 24 Mooon uson O KDKD KD KD KD o Disconnect IN IN OUT OUT SHLD Switch RS 485 DATA COMMUNICATIONS Oo CL ee nee H n 3 PHASE 3 Fuse 5 S S voe i INPUTS g T20 VOLTS E NOMINAL LI O CT Shorting Block 9 rel e dO ls epe s ema 3J INPUTS o e L NOWINAL AE fe Te Li rower a O Ta VA L Z i TOL au LOW 2 l samps S NOMINAL True Earth Ground Notes Pay close attention to polarity marks Bl when connecting CTs and PTs Installation Category Il Figure 3 8 2 1 2 element metering system type 42 calculated neutral 22 1998 Square D Company All Rights Reserved Chapter 3 Installation AQ B Line c CTs 5 Amp Secondaries AA o A Load m b d
40. T Conn System Code 30 3 wire 2 None 2 Open Delta 30 Delta 32 4 wire 3 None 3 Wye Wye 40 Wye Grounded 32 4 wire 3 1 Neut 3 Wye Wye 41 Wye Grounded 39 4 wire 3 None 2 Open Wye 42 Wye Grounded 30 4 wire 3 1 Neut 2 Open Wye 43 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 Configuration option 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 METE
41. a anes 1 0 Crest FACtOT 1 0 Accuracy CM 2050 only Gitter deco 0 5 reading 0 25 full scale Voltage sense 0 5 reading 0 25 full scale POW 2eme 1 0 reading 0 25 full scale True Power Factor cccecccecccscsesesescscscsesesescecscssseseecececesanaees 1 full scale Displacement Power Factor sees 1 full scale Energy and Demand 0 5 reading above 50 full scale 1 0 reading above 20 full scale Frequency 50 60 FI2 icon nhi en HERE Een 0 05 Hz Temperature Unit Temperature 25 C to 75 C sss 1 C Time of Day Clock At 25 C sssss 1 5 second in 24 hours THD m 2 0 K FACIOL 2 0 Crest FACTOR sath wisn tea een eei ota Qe when 2 0 Any CT secondary currents less than 20 mA are reported as zero 1998 Square D Company All Rights Reserved 73 Bulletin No 30201M9807 December 1998 Metering Input Electrical Specifications Control Power Input Specifications Environmental Specifications Physical Specifications Regulatory Standards Compliance 74 1998 Square D Company All Rights Reserved Current Inputs Nominal Pull Scale ener tnt 5 0 Amps rms Metering Over Tange sentent 145 Overcurrent Withstand sissies 15 A rms Continuous 50 A rms 10 seconds in 1 hour 500 A rms 1 second in 1 hour Input Impedance eterne Less t
42. ade 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 Model Number Series G3 or Earlier Series G4 or Later Standard 512K Expansion 1024K Expansion Standard 512K Expansion 1024K Expansion CM 2050 N A N A N A N A N A N A CM 2150 11K N A N A 100K 612K 1124K CM 2250 11K N A N A 100K 612K 1124K CM 2350 100K 612K 1124K 100K 612K 1124K CM 2450 100K 612K 1124K 100K 612K 1124K CM 2452 356K 612K 1124K Obsolete D 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 30201M9807 December 1998 SAFETY PRECAUTIONS DANGER HAZARD OF BODILY INJURY OR EQUIPMENT DAMAGE 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 installatio
43. alue 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 61 Bulletin No 30201M9807 December 1998 Detailed Setup Procedure cont 10 11 12 15 14 15 16 17 18 19 20 21 62 1998 Square D Company All Rights Reserved input transition alarm conditions the 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 dro
44. assword 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 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 47 Bulletin No 30201M9807 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
45. ay 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 30201M9807 December 1998 O 0 e E M Se 5 Tel pes B A L NOMINAL TE 14 AWG Wire E e E corsa I or Larger l T POWER o n e ZEN JO wma Tai Os durs 1 NOMINAL O True Earth Ground M J 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 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 c
46. ect 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 Bl 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 Registered Trademarks of Microsoft Corporation Other names are trademarks or service marks of their respective companies 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 30201M9807 Replaces 30201M9301R10 97 dated January 1998 FP 6M 3 99 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 Free expert technical phone support just call 615 287 3400 Notice of product upgrades and new product releases 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 Thr
47. el 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 The Setup Mode ertet pese eter qi eleg 40 Th Configuration Optioner ce dete eee eO nn eire 40 The Resets Option acier ette ener rein rhetor re to do e 40 The Alarm7Relay Option nn sn 40 The Diagnostics Option sinistre 40 Choosing a Setup Option sessirnir ss res re ree Erika terea ko a 41 How the Buttons Work issues 41 Configuring the Circuit Monitor 42 Factory Default an euer nter thin e Fede esie iren 42 General Configuration Procedure esie ts bei ether tens 42 Viewing Configuration Data in Protected Mode ss 45 setting the Master Password 23 2 terere rer ore d presion 46 Setting the CT Ratios serrer par merenti nere reete ete eene 47 setting the PT Ratio riens aite nii e eR HERR FEE eee 48 Setting the System Ly Pe enero terrere e rete aborde bnt 48 Setting the Demand Intervalle 49 Setting the Watthour Pulse Output ss 51 setting the Device Address 52 Setting the Baud Rate sessions 53 Setting the Nominal Frequency 54 Resetting Demand Energy and Min Max Values 55 Performing Resets Using The Resets Option 56 Setting Up Alarm Relay Functions ss 58 General S
48. ered FIere senador eap ERE Oe het ater aede tee 7 Related Documents seins ete a obi p D EO eK aer te vag tentang aided e eee eee 7 Fax OncDenmiand rine ides EEEE es etica das ee e be e EUR 7 Reference Manii l odere eee EO UR YT HR E TEE b ore epe 8 CHAPTER 2 HARDWARE DESCRIPTION cessisse eenne eene nnne nnn nna a nana snas asas asas assa asas anna assa assa naa 9 Front Panel tenter e ERE eS FER E REN EE E E EYE EQUES Ea AE EE vas EXER CREE een nb LEN EA EAR ER lens een ane 9 Rear Connections iu as eter e e ce c ce ELE eR epe eR pene rade ed be et ED eee va bo cae einstein Hg ES 11 CHAPTER 3 INSTALLATIQON 2 52 22 ca cata sce eek secu eua ene scc eun taie occu a ni rentrer Seven Xa tes CE COMPHANCE En tanien iti pibe esi taub eni ettet pendiente Mounting the Circuit Monitor Wiring CTs PTs and Control Power Wiring Multiple Circuit Monitors to a Single Set of PTs CPT ss 25 Deriving Control Power from Phase PT Inputs Grounding the Circuit Monitor tnter trees iit p tet rtt tere pee vr ek ter ria eee SES Communications Wiring dett NRA RENE es Connecting to a System Display entente ettet t edel se cedi ee tr Rede rbd bere Connecting toa Personal Computers anses nt te e etie pe E oett etos Connecting to a POWERLOGIC Ethernet Gateway 31 Connecting to a POWERLOGIC Network Interface Module sss 32 Connecting to a SY MAX Programmable Con
49. estes 69 APPENDICES Appendix A Circuit Monitor Dimensions ctr rrt rri eee tre AE re peres aan 71 Appendix B SDECIFICAHONS esera nee ne ent 73 Appendix C Installing Terminal Strip Covers sirieni pia na E dd EEEE a 75 FIGURES 2 1 Circuit monitor front panel iei ette heit ets etri et ta rie HE Pe een pese iesise reenit aisa ESES 10 2 2 Backofthe circuit monitor inner 11 3 1 Example of disconnect breaker for CE compliance ss 14 3 2 JPanelpreparation mette 3 3 Circuit monitor mounted in electrical panel 3 4 3 phase 3 wire delta connection eren eret rene er t ntes ren 35 phase 4 wire wye ground connection rre ente tern tre nente ideas 3 6 3 phase 4 wire wye ground connection metered neutral ssssessseeeee 20 37 3 phase 4 wire wye 3 wire load tenete nte titt rhet tee saavia etis 21 3 8 2 1 2 element metering system type 42 calculated neutral sse 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 1 2 element metering system type 43 23 DC control power connections eite ertt treat tn M arsaa Eee eek EHE aikaa recoge 24 Circuit monitors connected to one set of PTs and one CPT sss 25 Deriving L L control power from phase PT inputs ss 27 Derivi
50. etup Procedure aee piaem nene tern reed 59 Detailed Setup Procedure erre tribe rere terria 60 Viewing Active Alarims ss ss ne nent 63 Viewing the Priority L LOE ksenia e eem eire 64 Clearing the Priority 1 Log uet tede deett EE 65 1998 Square D Company All Rights Reserved 39 Bulletin No 30201M9807 December 1998 THE SETUP MODE The Configuration Option The Resets Option The Alarm Relay Option The Diagnostics Option 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
51. evices Figure 3 189 POWERLOGIC devices connected to a PNIM 32 1998 Square D Company All Rights Reserved Chapter 3 Installation Connecting to a SY MAX Connect up to 32 POWERLOGIC devices to a programmable Programmable Controller 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 Referto 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 MCT 485 i HER s mE TAUX a P c i r L 7 if Y CAB 107 see Appendix B BE C for cable pinouts 0 zu zm za eg Ex EE BE E O O o
52. g language for application specific solutions 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 EXPANDED MEMORY Chapter 1 Introduction Table 1 1 Summary of Circuit Monitor Instrumentation Real Time Readings Energy Readings Frequency Current per phase N G 39 Voltage L L L N Real Power per phase 3 Reactive Power per phase 32 Apparent Power per phase 3 Power Factor per phase 39 Temperature internal ambient THD current and voltage K Factor per phase Accumulated Energy Real Accumulated Energy Reactive Accumulated Energy Apparent Bidirectional Readings Power Analysis Values Demand Readings Demand Current per phase present peak Demand Voltage per phase present peak Average Power Factor 39 total Demand Real Power 39 total Demand Reactive Power 39 total Demand Apparent Power 36 total Coincident Readings Predicted Demands Crest Factor per phase K Factor Demand per phase Disp
53. g the Circuit Monitor ss 15 Wiring CTs PTs and Control Power ss 17 Wiring Multiple Circuit Monitors to a Single Set of PTs CPT 25 Deriving Control Power from Phase PT Inputs ss ssssessssssssstssrseseeree 26 Grounding the Circuit Monitor sans 27 Communications WNG 4er 28 Connecting to a System Display sise 29 Connecting to a Personal Computer ss 30 Connecting to a POWERLOGIC Ethernet Gateway sss 31 Connecting to a POWERLOGIC Network Interface Module 32 Connecting to a SY MAX Programmable Controller 33 Length of the Communications Link sess 34 Daisy Chaining POWERLOGIC Devices seen 35 Terminating the Communications Link sese 36 Biasing the Communications Link sess 37 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 Failure to observe this precaution will result in death serious injury or equipment damage 1998 Square D Company All Rights Reserved 13 Bulletin No 30201M9807 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 Breaker
54. han 0 1 Ohm Burd en noton setae tineis ranis Less than 0 15 VA EOE e a E mitem cene mi eere 1500 V 1 MIN Voltage Inputs Nominal Full Scale ss 120 Vac Line to Neutral Metering Over tange sise 150 Dielectric Withstand 8 180 V Continuous 1500 V 1 Second Input Impedance man Greater than 2 Megohm 120 240 Vac Nominal Operating Input Rangements 100 264 Vac BUS a E ees 11 VA 15 VA Burden maX S oot een tea an ne ae nine 27 VA Frequency Range eise nee eee 47 to 65 Hz IsolattOfi nn ON as 1500 V 1 min Ride through on Power Loss 0 1 sec at 120 240 Vac 125 250 Vdc Nominal Operating Input Rangements 100 300 Vdc jiji soe M 0 12 A ISO ATOR ss ite er e ether or sis 1500 V 1 minute Ride through on Power Loss sess 0 1 sec at 120 Vdc Main s Supply Voltage Fluctuations not to exceed 10 Operating Temp ratures 25 to 70 C Storage Temperature ete nn 40 to 85 C Humidity Rating 5 95 Relative Humidity non condensing at 40 C Pollution Degree niece rettet eroe nores He eH ree Ein 2 Installation Category serrer nni rre dece een ia rete e ep Nes II Altitude Rage 0 to 4 570 m 15 000 ft Weight approximate without add on modules 7 lbs Dimensions rre tbe rtis See Appendix A Electromagnetic Interference TRACI ALC uno e erede eite FCC Part 15 Class A Conducted uentrem rretter itcr is FCC Part 15 Class A E
55. ies 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 Allow for easy access to the rear of the circuit monitor Allow extra space for all wires shorting blocks or other components 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 Besure 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 Guide 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 Loca
56. iguration 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 30201M9807 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 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 46 1998 Square D Company All Rights Reserved 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 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
57. 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 51 Bulletin No 30201M9807 December 1998 Setting the Device Address Each POWERLOGIC device on a communications link must have a unique device address The term communications link refers to 1 32 POWERLOCGIC compatible devices daisy chained to a single 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 Each device on a single communications link including the PNIM or SY LINK card must be assigned a unique address Normally the last device on a communications link the device farthest from the communications port should be assigned device address 1 e fa communications link has only a single device assign it address 1 f you add devices to the communications link the last device should retain the address 1 To change the device address co
58. ions 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 Press the PHASE Enter button to select the Configuration option The circuit monitor displays the password prompt P 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 Press the PHASE Enter button until the red LED next to Baud Rate flashes Press the SELECT METER Value buttons until the desired baud rate is displayed Press the MODE button once The red LED next to Accept flashes The red LED next to Baud Rate glows steadily To reject the new baud rate press the PHASE Enter button once The circuit monitor returns to METERS mode 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 2400 10 000 ft 3 050 m 5 000 ft 1 525 m 4800 10 000 ft 3 050 m 5 000 ft 1 525 m 9600 10 000 ft 3 050 m 4 000 ft 1 2
59. ire 40 2 None 3 Wye Wye A B C N A N B N C N 3 7 Wye Ground A B B C C A 3 4 wire 42 3 None 2 Open Wye A B C N A N B N C N 3 8 Wye Ground A B B C C A 3 4 wire 43 3 Neut 2 Open Wye A B C N G A N B N C N 3 9 Wye Ground A B B C C A The System ID is used during setup to specify the system type Q Indicates a value that is calculated rather than measured directly For 3 wire loads only 1998 Square D Company All Rights Reserved 17 Bulletin No 30201M9807 December 1998 A Line B c CTs 5 Amp Secondaries Load e e re NK x VDS Note Control power can be drawn Fuses from phase PT inputs See Deriving Control Power from Fuses OPEN DELTA PT CONNECTION 120 V L L Secondaries 0 Fuses H Phase PT Inputs in this chapter For DC control power connections see figure 3 10 ooon usoni O KD DD DJ O IN IN OUT OUT SHLD RS 485 DATA COMMUNICATIONS H Fuse 3 PHASE VOLTAGE INPUTS 120 VOLTS NOMINAL Vn ve ve Val CT Shorting Block 3 PHASE CURRENT INPUTS o SAMPS NOMINAL DO In PIn P lo oz P lo Tbe la Mas CONTROL FT POWER 0 14 VA oi
60. ith 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 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
61. l 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 30201M9807 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 rate 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 78 1998 Square D Company All Rights Reserved SY MAX programmable controller connecting to 33 System display connecting to 29 System types 48 setting 48 T Technical support 69 Terminal strip covers installing 75 Terminating comms link 36 Troubleshooting 68 V Viewing active alarms 63 Viewi
62. lacement Power Factor per phase 32 Fundamental Voltages per phase Fundamental Currents per phase Fundamental Real Power per phase Fundamental Reactive Power per phase Harmonic Power Unbalance current and voltage Phase Rotation Harmonic Magnitudes amp Angles per phase Available via communications only Table 1 2 Class 3020 Circuit Monitors Type Description CM 2050 Instrumentation 1 accuracy CM 2150 Instrumentation 0 296 accuracy data logging alarm relay functions CM 2250 Waveform capture plus CM 2150 features CM 2350 Instrumentation waveform capture 0 2 accuracy CM 2450 Programmable for custom applications plus 2350 features Table 1 3 Circuit Monitor Feature Comparison Feature CM 2050 CM 2150 CM 2250 CM 2350 CM 2450 Full Instrumentation x x x x x RS 485 Comm Port x x x x x Front Panel Optical Comm Port x x x x x 1 Accuracy Class x 0 2 Accuracy Class x x x x Alarm Relay Functions x x x x On board Data Logging x x x x Downloadable Firmware x x x x Date Time for Each Min Max x x x x Waveform Capture x x x Extended Event Capture x x x Extended Memory up to 1 1 Meg x x x x Sag Swell Detection x x Programmable for Custom Applications x Standard memory CM 2150 CM 2250 CM 2350 and CM 2450 100K CM 2452 356K New Series G4 or higher circuit monitor models CM 2150 and
63. larm 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 Pressthe 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 30201M9807 December 1998 VIEWING THE PRIORITY 1 LOG To provide a record of high priority alarm occurrences 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 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 priorit
64. lectrostatic Discharge Air Discharge IEC 1000 4 2 Level 4 Electrical Fast Transient eese IEC 1000 4 4 Level 3 Immunity to Surge an E RE IEC 1000 4 5 Level 4 Dielectric Withstand eerta ne rte PR ed CSA UL 508 eril M CSA UL 508 CE Marking See table 3 1 page 17 in the Circuit Monitor Reference Manual for burden with input output modules present 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 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 318 32 SEMS screw Two required for each cover T j Bend covers at crease to form right angle Install as shown so wires can be routed outward PANEL Figure C 1 Installing terminal strip c
65. missible 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 Connectthe 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 N CAUTION HAZARD OF EQUIPMENT DAMAGE When deriving control 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 26 1998 Square D Company All Rights Reserved TYPE 1 ENCLOSURE INDOOR USE ONLY Chapter 3 Installation 520421522 23 24 720 21 22 23 24 O ia da o Menton O D ID ID ID D dNe IN OUT OUT SHLD IN4 IN OUT OUT SHLD O 3 PHAS
66. 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 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 SysID CTs Aux CT PTs PT Conn Currents Voltages Figure 39 3 wire 30 2 None 2 Open Delta A B C A B B C C A 3 4 Delta 89 4 wire 40 3 None 3 Wye Wye A B C N A N B N C N 3 5 Wye Ground A B B C C A 30 4 wire 41 3 Neut 3 Wye Wye A B C N G A N B N C N 3 6 Wye Ground A B B C C A 30 4 w
67. mplete 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 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 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 52 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 communicat
68. n 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 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 Procedures Each procedure begins with an italicized statement of the task followed by a numbered list of steps Procedures require you to take action 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
69. nd 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 PO 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 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 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 P0 No priority On the occurrence of a PO alarm the circuit monitor does the following Performs any assigned actions P1 Hlighest priority level On the occurrence of a P1 alarm the circuit monitor d
70. ng L N control power from phase PT inputs ss 27 Grounding th circuit monitor oe epo ei poi RER leider ertet exse titine 28 Circuit monitors connected to a system display for circuit monitors sss 29 POWERLOGIC devices connected directly to a personal computer sess 30 POWERLOGIC devices connected to an Ethernet gateway sssseeseeeeeeee 31 POWERLOGIC devices connected to a PNIM iii 32 POWERLOGIC devices connected to a SY MAX programmable controller 33 Daisy chaining the RS 485 communications terminals cccceessseseseesseseeeeessseseensesseseesesseeeenestess Terminator placement when last device on the link is a circuit monitor Multipoint communications adapter connected to PNIM ss CHOOSING 5et p ODLOLDL onore itte imn ict caesi be ah duree Flowchart for front panel configuration rtr tetti trennt sa tete sedere inen Flowchart for performing resets using the Resets option Alatm Relay aro Circuit monitor dimensions rop REGERE SEI dre its aaa rie Ec cta ERRORES Circuit monitor dimensions with Input Output and Voltage Power Modules 72 Circuit monitor with Input Output Module ss 72 Installing terminal Strip Covers un eerie t OI RE nn nn Eee eh E Reti ELSE 75 Summary of circuit monitor instrumentation ses 3 Class 3020 circitt MONITOLS einen iier meet re eee fete lassie ERE EE Eee esed cun Ege aiaia ERR 3 Circuit mo
71. ng 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 andone 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 SQUARE D Instruction Bulletin Flower ogc Circuit Monitor Series 2000 Installation and Operation Bulletin No 30201M9807 December 1998 LaVergne TN USA Replaces 30201M9301R10 97 dated January 1998 AMMETER A VOLTMETER L L V VOLTMETER L N V WATTMETER W VARMETER VAr VA METER VA POWER FACTOR METER FREQUENCY METER Hz DEMAND AMMETER A DEMAND POWER W DEMAND POWER VA WATTHOUR METER VARHOUR METER THD CURRENT THD VOLTAGE K FACTOR OO optical OO Comm Port Sys Type Dind Int WH Pulse Address Baud Rate Nom Freq Reset Reset Reset Reset Reset Ret Min Max Set Password Accept PowerLo CIRCUIT MONITOR SQUARE 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
72. nitor feature COMPATISON 2 55 n Menthe intense trees 3 Typical circuit monitor mounting locations ss 15 Supported system wiring CONN CHO NS siae tete eee eem sten p rettet ci ries 17 Maximum distances of comms link at different baud rates sese 34 Factory defaults for front panel configuration parameters sss 42 Supported system type system code selections Maximum distances of comms link at varying baud rates 1998 Square D Company All Rights Reserved iii
73. oes 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 Records the occurrence in the circuit monitor s event log file 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 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 Circuit Monitor Reference Manual for instructions on viewing active alarms Records the alarm occurrence in the circuit monitor s event log file 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 Records the alarm occurrence in the circuit monitor s event log file 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 v
74. 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 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 ll need to do one of the following Setup 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 Set
75. onsiderations for each connection alternative The figures also 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 28 1998 Square D Company All Rights Reserved Connecting to a System Display 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 BELDEN 8723 or equivalent N MCT 485 l 90 lO zl X o System Display Tons as communications port 000 Me Qo MCA 485 00000 2 LFj 4eEx 000 CAB 107 see Appendix B for cable pinouts l 9010 o
76. 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 the
77. ough Distributor Please tell us how many of each of the following products you have Circuit Monitors Q 1 5 Q 6 20 Q 21 50 Q 51 100 Q 100 Power Meters Q 1 5 Q 6 20 Q 21 50 Q 51 100 Q 100 Are you interested in receiving information on POWERLOGIC Application Software Q Yes Q 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 INTRODUDCTION 2 2 douceur aio inca cos ceed lancedseccsausdoudesceuconcanes susausesseescccscoeestsveconseuddstsauce 1 Whatis the Circuit MONITOR 2 e ERR neni te nn ROME Reg 1 Expa ded Memory deles ne nn nr E HET SS Sora ET PE 3 Requirements for USIng nre Ede etoo Quedan des d s Nine 4 Identifying the Series and Firmware Revisions ss 4 Model Numbers 4 Upgrading Existing Circuit MONIOrS ss sssisisusisineisseseisensesintsisiesasenennnesiinseiteesnse 5 Memory Options Summary eicit iere ettet icet ete cit et tei eek ie een abe enne datae eras cose eran aae aeneae bes dee 5 Safety DrecautiOfl8 eicit asciende miens dnte cem orca E 6 Usine Thus B ll tity c iicet tete OO E EG EGER LOT cue HO UA DE e etui ierit 6 Notational Conventions ieo irecord pa P Re rete be p e et eee iria 6 Topics Not Cov
78. overs 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 1 0 and VPM modules 72 dimensions w 1 0 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 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 termina
79. pany All Rights Reserved 41 Bulletin No 30201M9807 December 1998 CONFIGURING THE CIRCUIT MONITOR Factory Defaults General Configuration Procedure 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 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 Parameter Allowed Values Default CT Primary Primary 3 Phase 1 to 32 767 5 Primary Neutral 1 to 32 767 5 PT Primary Primary 3 Phase 1 to 1 700 000 120 System Type 30 40 41 40 Demand Interval 5 to 60 min 15 WH Pulse output 0 to 3276 7 KWH 0 Device Address 0 to 199 1 Baud Rate 1 200 19 200 9 600 Frequency Nom 50 60 400 60 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
80. pout 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 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 ENADLE 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 Detailed
81. 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 1 50 1998 Square D Company All Rights Reserved 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 The circuit monitor displays the password prompt P 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 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 Setting the Watthour Pulse Output
82. r 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 Repeatsteps 4 and 5 until you ve said Yes to all items 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 Tocancel 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 55 Bulletin No 30201M9807 December 1998 PERFORMING RESETS USING THE RESETS OPTION 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 u
83. r with Input Output Figure A 3 Circuit monitor and VoltagelPower modules with Input Output module Inches Dimensions Millimeters 72 1998 Square D Company All Rights Reserved APPENDIX B SPECIFICATIONS Appendix B Specifications Metering Specifications Current Inputs Each Channel Current Range vo israel 0 7 4 A ac Nominal Current octets hihi 5 A ac Voltage Inputs Each Channel Voltage lange nn iae cen indere 0 180 Vac Nominal Voltage typical sse 120 Vac Frequency Range ss 45 to 65 Hz 350 to 400 Hz Harmonic Response Phase Voltages and Currents Frequency 45 Hz to 65 Hz sssssssssssseeeee 31st Harmonic Data Update Rate ie ns eines 1 second typical Accuracy CM 2150 and higher Center 0 15 reading 0 05 full scale Voltage citer eerte cep 0 15 reading 0 05 full scale POWT aed 0 30 reading 0 05 full scale True Power FACE orones 1 0 5 lag to 0 5 lead Displacement Power Factor 1 0 5 lag to 0 5 lead Energy case estoit tiere ea tinet ieton tr net rt retro 0 30 Demand irsidir tenemos edes 0 30 Frequency 50 60 zeste 0 01 Hz Temperature Unit Temperature 25 C to 75 C ssssss 1 C Time of Day Clock At 25 C sissies 1 5 second in 24 hours THD e 1 0 KSEACPIOE in odiosa mpte dr eed eren Ma efe ato nd
84. s 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 If control power is derived from the metering voltage source no additional disconnect device is necessary However if control power is derived from a separate source an additional disconnect breaker must be installed here 5 gt between the control power terminals and the control power Source See inset box at right for detail of additional disconnect breaker o ofolafofejajalafofe zor Note See figures 3 4 through 3 10 for possible connection types 14 Figure 3 1 Example of disconnect breaker for CE compliance 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 Ser
85. 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 60 1998 Square D Company All Rights Reserved 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 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 a
86. sing 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 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 From a remote PC using POWERLOGIC application software Refer to the software instruction manual for specific instructions on writing to circuit monitor registers 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
87. ssible 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 Type 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 Troubleshooting cont GETTING TECHNICAL SUPPORT Chapter 5 Maintenance and Troubleshooting PROBLEM Cannot communicate w
88. t 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 54 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 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 The circuit monitor displays the password prompt P 3 Enter the password To ente
89. te 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 G 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 and 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
90. 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 The circuit monitor displays the password prompt P 1998 Square D Company All Rights Reserved 42 Chapter 4 Front Panel Operation 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 The circuit monitor s default password is 0 The red LED next to CT Primary flashes Press the PHASE Enter button to select a configuration item The red LED next to the selected configuration item flashes 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 Repeat steps 4 and 5 until you ve made all desired configuration changes After making all desired configuration changes press the MODE
91. tion 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 30201M9807 December 1998 Millimeters 11 03 280 10 41 264 10 10 256 8 Holes 0 28 Diameter 5 52 140 132 LL Inches 94 0 93 Figure 3 2 Panel preparation Panel 1 Secure to panel using 10 32 hex nuts 4 required 16 Figure 3 3 Circuit monitor mounted in electrical panel 1998 Square D Company All Rights Reserved WIRING CTs PTs AND CONTROL POWER Chapter 3 Installation The circuit monitor supports a variety of 3 phase power system wiring 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 monitor 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
92. troller ss 33 Length of the Communications Link 5 arenis niri te tnbeete tte oe tenet tette aeter te sk oben i eniai cani ianiai 34 Daisy Chaining POWERLOGIC Devices s scccsicississssstsensetssnsesdiecsecisetesnsasensestsntotsasitersssduciundsesessesiensesies 35 Terminating the Communications Link nest 36 Biasing the Communications Link eiecit tentent nt ette tete ta te tb ne three enin ebee teria ea setae aaria 37 CHAPTER 4 FRONT PANEL OPERATION e ceceeeseeencne eese nane s mana saa a aen masas a sas Dass assa sse Rasa asas arr 39 The Setup Mode M 40 The Configuration OpEBOTD Ronde ie de eie ite ive es at ode aed Sianeli 40 The Resets OPHOM 40 The Alarm R lay Option isa eee a nn Rte ii 40 The Diagnostics Ophon se e ae oe ees eee nates EE ist 40 Choosing eerie 41 1998 Square D Company All Rights Reserved i Bulletin No 30201M9807 December 1998 How the Buttons Works ur Rn Re a a TM Mir On ERE HE Pes bsn s be RENS PS REA RRIS 41 Configuring the Circuit MONITOT ertet rper rt rne te e dentes rH dieser aser taret 42 Factory Defaults 42 General Configuration Procedure cas Bode utr b tiere ar iE 42 Viewing Configuration Data in Protected Mode ss 45 Setting the Master Password Configuring the Circuit Monitor cont
93. up 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 2 Enter Setup Mode Choose the Alarm Relay AL rLy option Select an alarm number to configure See Alarm Setup Information in the Circuit Monitor Reference Manual for a list of alarm numbers Define the required alarm relay configuration items priority level pickup setpoint pickup delay and so on Accept or reject the changes just made Repeat steps 3 5 until you ve configured all desired alarms Exit to Meters mode AL rLY Password Enter Exit to Select Meters Alarm No Mode ALr No Enable Set Priority Level 4 Pickup Setpoint PU SP Rd Accept METER Value Changes Pickup Delay PU DLY e No Yes value if desired Y Jenae Dropout Setpoint DO SP id Circuit Monitor accept the value skips this step and move to the Y Dropout Delay DO DLY next item Y Assign Relays rLY Alarm Relay Configuration Items Figure 4 4 Alarm Relay setup 1998 Square D Company All Rights Reserved 59 Bulletin No 30201M9807 December 1998 Detailed Setup Procedure This section offers detailed steps on how to
94. use the SELECT METER Value buttons To select an option press the PHASE Enter button see figure 4 1 buttons to move to the desired option Config rESETS AL rLY or diAg Setup Mode B Use the SELECT METER Value r1 Cohfig rESETS e cis Press the PHASE Enter button to select an option Y Y Y Y Figure 4 1 Choosing a Setup option The circuit monitor 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 Com
95. 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 to 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 28 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 Standard conductor color convention Circuit Monitor Circuit Monitor Circuit Monitor or
96. 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 a sample sticker 63230 204 106 Series gt Series G2C U6 REV 16 16 007 Firmware Revision 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 2050 N A N A 3020 CM 2150 3020 CM 2150 512k 3020 CM 2150 1024k 3020 CM 2250 3020 CM 2250 512k 3020 CM 2250 1024k 3020 CM 2350 3020 CM 2350 512k 3020 CM 2350 1024k 3020 CM 2450 3020 CM 2450 512k 3020 CM 2450 1024k
97. y 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 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 64 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

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