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GE Power Management

PQM Power Quality Meter

7-9

7 MODBUS COMMUNICATIONS

7.2 MODBUS FUNCTIONS

7.2.7 FUNCTION CODE 08 – LOOPBACK TEST

Modbus Implementation: Loopback Test
PQM Implementation: Loopback Test

This function is used to test the integrity of the communication link. The PQM will echo the request.

MESSAGE FORMAT AND EXAMPLE:

Loopback test from slave 11.

Table 7–6: MASTER/SLAVE PACKET FORMAT FOR FUNCTION CODE 08H

MASTER TRANSMISSION

BYTES

EXAMPLE

DESCRIPTION

SLAVE ADDRESS

message for slave 17

FUNCTION CODE

loopback test

DIAG CODE

00 00

must be 00 00

DATA

00 00

must be 00 00

CRC

E0 0B

CRC error code

SLAVE RESPONSE

BYTES

EXAMPLE

DESCRIPTION

SLAVE ADDRESS

message from slave 17

FUNCTION CODE

loopback test

DIAG CODE

00 00

must be 00 00

DATA

00 00

must be 00 00

CRC

E0 0B

CRC error code

Содержание Power Quality Meter Series

Страница 1: ...nt 215 Anderson Avenue Markham Ontario Canada L6E 1B3 Tel 905 294 6222 Fax 905 294 8512 Internet http www GEindustrial com pm Manufactured under an ISO9001 Registered system g GE Power Management 823787A3 CDR STATUS COMMUNICATE RELAYS VALUE MESSAGE ACTUAL SETPOINT RESET STORE SIMULATION ALARM SELF TEST PROGRAM TX2 TX1 RX2 RX1 AUX2 ALARM AUX3 AUX1 PQM Power Quality Meter g ...

Страница 2: ......

Страница 3: ...hould further information be desired or should particular problems arise which are not covered sufficiently for the purchaser s purpose the matter should be referred to the General Electric Company To the extent required the products described herein meet applicable ANSI IEEE and NEMA standards but no such assurance is given with respect to local codes and ordinances because they vary greatly ...

Страница 4: ......

Страница 5: ...NS 2 4 2 2 2 CONTROL POWER 2 13 2 2 3 VT INPUTS 2 13 2 2 4 CT INPUTS 2 13 2 2 5 OUTPUT RELAYS 2 14 2 2 6 SWITCH INPUTS OPTIONAL 2 15 2 2 7 ANALOG OUTPUTS OPTIONAL 2 17 2 2 8 ANALOG INPUT OPTIONAL 2 17 2 2 9 RS485 SERIAL PORTS 2 18 2 2 10 RS232 FRONT PANEL PORT 2 20 2 2 11 DIELECTRIC STRENGTH TESTING 2 21 3 OPERATION 3 1 FRONT PANEL DISPLAY 3 1 1 FRONT PANEL 3 1 3 1 2 DISPLAY 3 1 3 2 STATUS INDICAT...

Страница 6: ...4 3 S2 SYSTEM SETUP 4 3 1 CURRENT VOLTAGE CONFIGURATION 4 19 4 3 2 ANALOG OUTPUTS 4 21 4 3 3 ANALOG INPUT 4 25 4 3 4 SWITCH INPUTS 4 27 4 3 5 PULSE OUTPUT 4 29 4 3 6 PULSE INPUT 4 31 4 3 7 DATA LOGGER 4 33 4 4 S3 OUTPUT RELAYS 4 4 1 DESCRIPTION 4 34 4 4 2 ALARM RELAY 4 35 4 4 3 AUXILIARY RELAYS 4 35 4 5 S4 ALARMS CONTROL 4 5 1 CURRENT VOLTAGE ALARMS 4 36 4 5 2 TOTAL HARMONIC DISTORTION 4 41 4 5 3 ...

Страница 7: ...RODUCT INFO 5 5 1 SOFTWARE VERSIONS MODEL INFORMATION 5 31 6 SOFTWARE 6 1 INTRODUCTION 6 1 1 OVERVIEW 6 1 6 1 2 HARDWARE CONFIGURATION 6 1 6 2 PQMPC INSTALLATION 6 2 1 CHECKING IF INSTALLATION UPGRADE IS REQUIRED 6 3 6 2 2 INSTALLING UPGRADING PQMPC 6 4 6 2 3 CONFIGURING PQMPC COMMUNICATIONS 6 5 6 3 PQMPC MENUS 6 3 1 DESCRIPTION 6 6 6 4 UPGRADING FIRMWARE 6 4 1 DESCRIPTION 6 7 6 4 2 SAVE PRINT PQM...

Страница 8: ... RESPONSES 7 13 7 3 MODBUS MEMORY MAP 7 3 1 MEMORY MAP INFORMATION 7 14 7 3 2 USER DEFINABLE MEMORY MAP 7 14 7 3 3 PQM MEMORY MAP 7 15 7 3 4 MEMORY MAP DATA FORMATS 7 55 7 3 5 ANALOG OUTPUT PARAMETER RANGE 7 63 8 DNP COMMUNICATIONS 8 1 DNP 3 0 PROTOCOL 8 1 1 DEVICE PROFILE DOCUMENT 8 1 8 1 2 IMPLEMENTATION TABLE 8 3 8 1 3 DEFAULT VARIATIONS 8 4 8 1 4 INTERNAL INDICATION BITS 8 4 8 1 5 BINARY INPUT...

Страница 9: ...GE Power Management PQM Power Quality Meter v TABLE OF CONTENTS B TABLES AND FIGURES B 1 TABLES AND FIGURES B 1 1 LIST OF TABLES B 1 B 1 2 LIST OF FIGURES B 1 C WARRANTY C 1 PQM WARRANTY ...

Страница 10: ...vi PQM Power Quality Meter GE Power Management TABLE OF CONTENTS ...

Страница 11: ...asing use of electronic loads such as computers ballasts and variable frequency drives the quality of the power system is important With the harmonic analysis option any phase current or voltage can be dis played and the harmonic content calculated Knowledge of the harmonic distribution allows action to be taken to prevent overheated transformers motors capacitors neutral wires and nuisance breake...

Страница 12: ...vers keys and computer port when not in use PQM Power Quality Meter g 823755AL CDR FUSE ACCESS ANALOG INPUT Control power fuse accessible under sliding door Accept 4 20mA analog inputs for transducer interface VT INPUTS 0 600V 3 wire or 4 wire voltage inputs Direct up to 600V or VT 600V for isolation connections CT INPUTS GROUND 3 isolated phase CT inputs 1 isolated neutral CT input 1 Amp or 5 Amp...

Страница 13: ...rcial industrial utility Flexible control for demand load shedding power factor etc Power quality analysis System debugging Figure 1 2 SINGLE LINE DIAGRAM 823768A2 CDR 4 OUTPUT RELAYS 4 TRANSDUCER OUTPUTS 4 3 2 1 COM 2 RS232 PORT COM 1 4 SWITCH INPUTS FOR CONTROL 4 20mA ALARM CONTROL INSTRUMENTATION ELECTRICAL MAINTENANCE MAIN SCADA 3 PHASE 3 4 WIRE BUS CTs VTs 0 600V DIRECT 600V CT VTs AC DC CONT...

Страница 14: ...stem A PC running PQMPC can change system set points and monitor values status and alarms Continuous monitoring minimizes process downtime by immediately identifying potential problems due to faults or changes from growth The PQM also includes a front RS232 port which may be employed to perform such tasks as data monitoring problem diagnosis viewing event records trending printing settings and or ...

Страница 15: ...ed for simultaneous monitoring by process instrument electrical or maintenance personnel Figure 1 4 ADDITIONAL COMMUNICATION PORT STATUS COMMUNICATE RELAYS VALUE MESSAGE ACTUAL SETPOINT RESET STORE SIMULATION ALARM SELF TEST PROGRAM TX2 TX1 RX2 RX1 AUX2 ALARM AUX3 AUX1 823779A7 CDR Data monitoring Problem diagnosis Event records Trending Report printing Main plant control monitoring communication ...

Страница 16: ...undervoltage for generators unbalance alarm warnings to protect rotating machines dual level power factor for capacitor bank switching underfrequency demand output for load shedding resulting in power cost savings kWh kvarh and kVAh pulse output for PLC interface Pulse input for totalizing quantities such as kWh kvarh kVAh etc Figure 1 5 SWITCH INPUTS AND OUTPUTS RELAYS DCS RS485 MODBUS 4 RELAYS A...

Страница 17: ...r overheating For fault diagnostics such as detecting undersized neutral wiring assessing the need for har monic rated transformers or judging the effectiveness of harmonic filters details of the harmonic spectrum are useful and available with the power analysis option Figure 1 6 HARMONIC SPECTRUM Voltage and current waveforms can be captured and displayed on a PC with PQMPC or third party softwar...

Страница 18: ...d system activity The event record is available through serial communication Minimum and maximum values are also continuously updated and time date stamped Routine event logs of all measured quantities can be created saved to a file and or printed Figure 1 8 DATA LOGGER The power analysis option also provides a Trace Memory feature This feature can be used to record specified parameters based on t...

Страница 19: ...useful and assists in programming the PQM Some of the tasks that can be executed using the PQMPC soft ware package are read metered data monitor system status change PQM setpoints on line save setpoints to a file and download into any PQM capture and display voltage and current wave shapes for analysis record demand profiles for various measured quantities troubleshoot communication problems with ...

Страница 20: ...software free upon request RS232 to RS485 converter required to connect a PC to the PQM RS485 ports 2 25 collar for limited depth mounting RS485 terminating network PQM mounting plate to replace MTM Plus Control Power 90 to 300 V DC 70 to 265 V AC standard 20 to 60 V DC 20 to 48 V AC MOD 501 Table 1 1 ORDER CODES PQM S S S Basic Unit PQM Basic Unit with display all current voltage power measuremen...

Страница 21: ...YPE dry contacts RESISTANCE 1000 Ω max ON resistance OUTPUT 24 V DC 2 mA pulsed DURATION 100 ms minimum ANALOG OUTPUTS ACCURACY 1 of full scale reading ISOLATION 50 V isolated active source ANALOG INPUT RANGE 4 to 20 mA ACCURACY 1 of full scale reading INTERNAL BURDEN RESISTANCE 250 Ω OUTPUT RELAYS CONFIGURATION Form C NO NC CONTACT MATERIAL Silver Alloy SAMPLES CYCLE INPUTS SAMPLED AT A TIME DURA...

Страница 22: ...E DELAY 0 5 to 600 0 in steps of 0 5 sec TIMING ACCURACY 0 1 sec DEMAND MONITORING MEASURED VALUES Phase A B C N Current A 3φ Real Power kW 3φ Reactive Power kvar 3φ Apparent Power kVA MEASUREMENT TYPE Thermal Exponential 90 response time programmable 5 to 60 min step 1 Block interval programmable 5 to 60 min step 1 Rolling Demand time interval programmable 5 to 60 min step 1 PICKUP A 10 to 7500 i...

Страница 23: ...PPLY TYPE TESTS DIELECTRIC STRENGTH 2 0 kV for 1 minute to relays CTs VTs power supply INSULATION RESISTANCE IEC255 5 500 V DC TRANSIENTS ANSI C37 90 1 Oscillatory 2 5 kV 1 MHz ANSI C37 90 1 Fast Rise 5 kV 10 ns Ontario Hydro A 28M 82 IEC255 4 Impulse High Frequency Disturbance Class III Level IMPULSE TEST IEC 255 5 0 5 Joule 5kV RFI 50 MHz 15 W Transmitter EMI C37 90 2 Electromagnetic Interfer en...

Страница 24: ...Y ACCURACY Accuracy is a per curves 1 digit on PQM display SPECIFICATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE Load PQM Power Accuracy at P F 0 95 kW kVAR kVA Error of Reading 1 20 0 2 0 5 50 75 100 150 Load PQM Energy Accuracy at P F 0 95 kWh kVARh kVAh Error of Reading 1 5 0 4 1 0 50 75 100 150 NOTE ...

Страница 25: ...sical dimensions and required cutout dimensions for the PQM are shown below Once the cutout and mounting holes are made in the panel use the eight 6 self tapping screws provided to secure the PQM Mount the unit on a panel or switchgear door to allow operator access to the keypad and indicators Figure 2 1 PHYSICAL DIMENSIONS ...

Страница 26: ...nfiguration installed in the PQM The PQM shown in this example can accept any AC 50 60Hz voltage from 70 to 265 V AC or DC voltage from 90 to 300 V DC 3 TAG An optional identification number specified by the customer 4 MOD Used if unique features have been installed for special customer orders This number should be available when contacting GE Power Management for technical support 5 VERSION An in...

Страница 27: ...ODUCT INFO SOFTWARE VERSIONS MAIN PROGRAM VERSION actual value message When using the instruction manual to determine PQM features and settings ensure that the instruction manual revision corresponds to the firmware revision installed in the PQM using the table below Table 2 1 REVISION HISTORY TABLE INSTRUCTION MANUAL P N MAIN PROGRAM VERSION 1665 0003 C1 0 10 1665 0003 C2 0 20 1665 0003 C3 1 00 1...

Страница 28: ...e 2 2 PQM EXTERNAL CONNECTIONS VT CONTROL POWER ROW CT ROW SIGNAL UPPER ROW 1 V1 Voltage input 9 Phase A CT 5A 21 Analog shield 2 V2 Voltage input 10 Phase A CT 1A 22 Analog in 3 V3 Voltage input 11 Phase A CT COM 23 Analog in 4 Vn Voltage input 12 Phase B CT 5A 24 Analog out com 5 Filter ground 13 Phase B CT 1A 25 Analog out 4 6 Safety ground 14 Phase B CT COM 26 Analog out 3 7 Control neutral 15...

Страница 29: ...GE Power Management PQM Power Quality Meter 2 5 2 INSTALLATION 2 2 ELECTRICAL 2 Figure 2 3 REAR TERMINALS ...

Страница 30: ...ECTRICAL 2 INSTALLATION 2 This wiring diagram shows the typical 4 wire wye connection which will cover any voltage range Select the S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION VT WIRING 4 WIRE WYE 3 VTs setpoint Figure 2 4 WIRING DIAGRAM 4 WIRE WYE 3 VTs ...

Страница 31: ...rictions limit the num ber of VTs to two With this connection Phase Vbn voltage is calculated using the two existing voltages Select the S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION VT WIRING 4 WIRE WYE 2 VTs setpoint This wiring configuration will only provide accurate power measurements if the voltages are balanced Figure 2 5 WIRING DIAGRAM 4 WIRE WYE 2 VTs NOTE ...

Страница 32: ...or less can be directly connected to the PQM without VTs Select the S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION VT WIRING 4 WIRE WYE DIRECT setpoint The PQM voltage inputs should be directly connected using HRC fuses rated at 2 A to ensure adequate inter rupting capacity Figure 2 6 WIRING DIAGRAM 4 WIRE WYE DIRECT NO VTs ...

Страница 33: ...ALLATION 2 2 ELECTRICAL 2 This diagram shows the typical 3 wire delta connection which will cover any voltage range Select the S2 SYS TEM SETUP CURRENT VOLTAGE CONFIGURATION VT WIRING 3 WIRE DELTA 2 VTs setpoint Figure 2 7 WIRING DIAGRAM 3 WIRE DELTA 2 VTs ...

Страница 34: ... or less can be directly connected to the PQM without VTs Select the S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION VT WIRING 3 WIRE DELTA DIRECT setpoint The PQM voltage inputs should be directly connected using HRC fuses rated at 2 amps to ensure adequate interrupting capacity Figure 2 8 WIRING DIAGRAM 3 WIRE DIRECT NO VTs ...

Страница 35: ...ATION 2 2 ELECTRICAL 2 For a single phase connection connect current and voltage to the phase A inputs only All other inputs are ignored Select the S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION VT WIRING SINGLE PHASE setpoint Figure 2 9 SINGLE PHASE CONNECTION ...

Страница 36: ...third phase is measured by connecting the commons from phase A and C to the phase B input on the PQM This causes the phase A and phase C current to flow through the PQM s phase B CT in the opposite direction producing a current equal to the actual phase B current Ia Ib Ic 0 for a three wire system Ib Ia Ic For the CT connections above the S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION PHASE CT WIRI...

Страница 37: ...h the PQM wired up Filter Ground Terminal connections must be removed during dielectric testing When properly installed the PQM meets the interference immunity requirements of IEC 801 and ANSI C37 90 1 2 2 3 VT INPUTS The PQM accepts input voltages from 0 to 600 V AC between the voltage inputs V1 V2 V3 and voltage com mon Vn These inputs can be directly connected or supplied through external VTs I...

Страница 38: ...larm If an alarm is required when control power is not present indicating that monitoring is not available select FAIL SAFE operation for the alarm relay through the S3 OUTPUT RELAYS ALARM RELAY ALARM OPERATION setpoint The NC COM contacts are normally open going to a closed state on an alarm If UNLATCHED mode is selected with setpoint S3 OUTPUT RELAYS ALARM RELAY ALARM ACTIVATION the alarm relay ...

Страница 39: ... open closed for another 150 ms See Section 1 3 SPECIFICATIONS on page 1 11 for more details NEW DEMAND PERIOD The PQM can be used for load shedding by assigning a switch input to a new demand period This allows the PQM demand period to be synchronized with the utility meter One of the billing parameters used by a utility is peak demand By synchronizing the PQM to the utility meter the PQM can mon...

Страница 40: ... to scale the input If the switch is not active the parameter assigned in setpoint S2 SYSTEM SETUP ANALOG INPUT ANALOG INPUT MAIN is used If a relay is assigned in S2 SYSTEM SETUP ANALOG INPUT ANALOG IN MAIN ALT SELECT RELAY that relay energizes when the switch is active and de energizes when the switch is not active thus providing the ability to feed in analog inputs from two separate sources as ...

Страница 41: ... of the measured parameters in the PQM The choice of output is selected in the S2 SYSTEM SETUP ANALOG OUTPUT 1 4 setpoints group See Section 4 3 2 ANALOG OUTPUTS on page 4 21 for a list of available parameters Each analog output can be assigned two parameters a main parameter and an alternate parameter Under normal operating conditions the main parameter will appear at the output terminals To sele...

Страница 42: ...ext one as shown in Figure 2 14 RS485 COMMUNICATION WIRING Avoid star or stub connected configurations If a large difference in ground potentials exists communication on the serial communication link will not be possible Therefore it is imperative that the serial master and PQM are both at the same ground potential This is accomplished by joining the 485 ground terminal Terminal 46 for COM1 Termin...

Страница 43: ...ment PQM Power Quality Meter 2 19 2 INSTALLATION 2 2 ELECTRICAL 2 Figure 2 14 RS485 COMMUNICATION WIRING PQM 48 47 6 46 PQM GE Power Management Protection Relay SR Series GE Power Management Protection Relay RS485 CDR ...

Страница 44: ...ses the same communication protocol as the rear terminal RS485 ports To use this inter face the personal computer must be running the PQMPC software provided with the relay Cabling to the RS232 port of the computer is shown below for both 9 pin and 25 pin connectors Figure 2 15 RS232 CONNECTION The RS232 port is only available with the display version See Section 1 2 5 ORDER CODES on page 1 10 for...

Страница 45: ...etween the control power serial port switch inputs analog outputs analog input and the filter ground terminal 5 to filter out high voltage transients radio fre quency interference RFI and electromagnetic interference EMI The filter capacitors and transient absorb ers could be damaged by the continuous high voltages relative to ground that are applied during dielectric strength testing Disconnect t...

Страница 46: ...2 22 PQM Power Quality Meter GE Power Management 2 2 ELECTRICAL 2 INSTALLATION 2 ...

Страница 47: ...so available for uploading or downloading information to the PQM Figure 3 1 FRONT PANEL 3 1 2 DISPLAY All messages are displayed in English on the 40 character vacuum fluorescent display This display is visible under varied lighting conditions When the keypad and display are not actively being used the screen displays a default status message This message appears if no key has been pressed for the...

Страница 48: ...o causes the SELF TEST indicator to turn on indicating that no metering is present 3 2 3 COMMUNICATE The COMMUNICATE indicators monitor the status of the RS485 communication ports When no serial data is being received through the rear serial ports terminals the RX1 2 indicators are off This situation occurs if there is no connection the serial wires become disconnected or the master computer is in...

Страница 49: ... ALARM indicator turns off If the alarm relay has been programmed as latched the alarm condition can only be cleared by pressing the key or by issuing a computer reset command AUX1 The AUX 1 relay is intended for control and customer specific requirements The AUX 1 indicator is on while the AUXILIARY 1 relay is operating AUX2 The AUX 2 relay is intended for control and customer specific requiremen...

Страница 50: ...ctual values pages Each time the key is pressed the display advances to the first message of the next page of actual values Pressing while in the middle of a page of actual values advances the display to the beginning of the next page The and keys move between messages within a page 3 3 4 STORE KEY When programming setpoints enter the new value using the and keys followed by the key Setpoint progr...

Страница 51: ...icator s and aux relay s remain on because condition is still present Alarm and Aux Relay AUXILIARY and ALARM indicators and alarm and aux relays remain on because condition is still present Latched Alarm condition no longer exists No message displayed and ALARM indicators and the alarm relay turned off Latched Aux Relay condition no longer exists No message displayed and AUXILIARY indicator and t...

Страница 52: ... or is pressed the Yes becomes a No or the No becomes a Yes Similarly for multiple choice selections each time or is pressed the next choice is displayed When numeric values are displayed each time is pressed the value increases by the step increment up to the maximum Hold the key down to rapidly change the value MESSAGE MESSAGE MESSAGE MESSAGE MESSAGE MESSAGE MESSAGE SETPOINTS S1 PQM SETUP PREFER...

Страница 53: ...NICATIONS A SCADA system connected to the RS485 terminals can be custom programmed to make use of any of the communication commands for remote setpoint programming monitoring and con trol 3 3 9 SETPOINT ACCESS SECURITY The PQM incorporates software security to provide protection against unauthorized setpoint changes A numeric access code must be entered to program new setpoints using the front pan...

Страница 54: ...fy the value using the and keys or the PQM will recognize the key as storing a setpoint instead of selecting a default message If 10 default messages are already selected the first message is erased and the new message is added to the end of the queue 3 4 3 DELETING A DEFAULT MESSAGE Use the keys to display the default message to be erased If default messages are not known wait until the PQM start...

Страница 55: ...MESSAGE QUEUE DISPLAYED FOR 3 SECONDS WHEN STORE KEY AND RESET KEY ARE PRESSED IN SEQUENCE DISPLAYED FOR 3 SECONDS WHEN STORE KEY PRESSED REDEFMSG VSD NOT A SELECTED DEFAULT MESSAGE DISPLAYED FOR 3 SECONDS WHEN STORE KEY AND RESET KEY ARE PRESSED IN SEQUENCE VALID DEFAULT MESSAGE NOT A DEFAULT MESSAGE RESET STORE STORE A 100 B 100 C 100 AMPS THREE PHASE POWER FACTOR 0 99 LAG FREQUENCY 60 00 Hz TIM...

Страница 56: ...3 10 PQM Power Quality Meter GE Power Management 3 4 DEFAULT MESSAGES 3 OPERATION 3 ...

Страница 57: ...e PQM Refer to Chapter 6 for additional details Setpoint messages are organized into logical groups or pages for easy reference Messages may vary some what from those illustrated because of installed options Also some messages associated with disabled fea tures are hidden This context sensitive operation eliminates confusing detail Before accurate monitoring can begin the setpoints on each page sh...

Страница 58: ...TAGE CONFIGURATION ANALOG OUTPUT 1 ALARM RELAY AUXILIARY RELAY 1 AUXILIARY RELAY 2 CURRENT VOLTAGE TOTAL HARMONIC DISTORTION FREQUENCY POWER TEST RELAYS LEDS CURRENT VOLTAGE SIMULATION ANALOG OUTPUTS SIMULATION SWITCH INPUTS SIMULATION FACTORY USE ONLY MESSAGE MESSAGE MESSAGE MESSAGE CLOCK CALCULATION PARAMETERS CLEAR DATA EVENT RECORDER TRACE MEMORY PROGRAMMABLE MESSAGE PRODUCT OPTIONS ANALOG OUT...

Страница 59: ...ss defaults back to 100 when an alarm is present any one of the keys on the PQM keypad is pressed the PQM is turned off and on a text display message is sent through the serial port When DEFAULT MESSAGE TIME is set to OFF the brightness adjusts to the programmed level after 5 minutes have elapsed since the PQM keys were last pressed assuming no alarm is present If no default mes sages are programm...

Страница 60: ...cedure must be repeated SETPOINTS S1 PQM SETUP SETPOINT ACCESS SETPOINT ACCESS DISABLE ENTER SETPOINT ACCESS CODE 0 SETPOINT ACCESS ON FOR 5 min CHANGE SETPOINT ACCESS CODE NO SETPOINTS S2 SYSTEM SETUP SETPOINT Range DISABLE ENABLE Range 1 to 999 Step 1 PREFERENCES ENTER NEW ACCESS CODE 0 RE ENTER NEW ACCESS CODE 0 ENCRYPTED ACCESS CODE 376 Range 1 to 300 min or UNLIMITED Step 1 Range NO YES Range...

Страница 61: ...s as outlined below If an attempt is made to change a setpoint when setpoint access is disabled the SETPOINT ACCESS DISABLED message is displayed to allow setpoint access to be enabled Once setpoint access has been enabled the PQM display will return to the original setpoint message If the control option is installed and one of the switches is assigned to SETPOINT ACCESS the setpoint access switch...

Страница 62: ... must run at the same baud rate The fastest response is obtained at 19200 baud Use slower baud rates if noise becomes a problem The data frame consists of 1 start bit 8 data bits 1 stop bit and a programmable parity bit The BAUD RATE default setting is 9600 PARITY Enter the parity for each communication port EVEN ODD or NONE All PQMs on the RS485 com munication link and the computer connecting the...

Страница 63: ... be sequential no two PQMs that are daisy chained together can have the same address or there will be conflicts resulting in errors Generally each PQM added to the link will use the next higher address DNP TURNAROUND TIME Set the turnaround time to zero if the RS232 port is being used The turn around time is useful in applications where the RS485 converter without RTS or DTR switching is being emp...

Страница 64: ... displayed time for all time stamped data Follow the steps shown below to set the new time and date SETPOINTS S1 PQM SETUP CLOCK SET TIME hh mm ss 12 00 00 am DATE SET DATE mm dd yyyy Jan 01 1996 SETPOINTS S2 SYSTEM SETUP SETPOINT PREFERENCES FRONT PANEL RS232 SERIAL PORT DNP 3 0 CONFIGURATION MESSAGE MESSAGE MESSAGE MESSAGE MESSAGE SET TIME hh mm ss 12 00 00 am DATE SET TIME hh mm ss 03 00 00 am ...

Страница 65: ...ities measured by the PQM with the local utility meter SETPOINTS S1 PQM SETUP CLOCK EXTRACT FUNDAMENTAL DISABLE CURRENT DEMAND TYPE THERMAL EXPONENTIAL SETPOINTS S2 SYSTEM SETUP SETPOINT PREFERENCES CALCULATION PARAMETERS CURRENT DEMAND TIME INTERVAL 30 min POWER DEMAND TYPE THERMAL EXPONENTIAL POWER DEMAND TIME INTERVAL 30 min ENERGY COST PER kWh 10 00 cents Range ENABLE DISABLE Range THERMAL EXP...

Страница 66: ...og peak recording thermal demand meter The PQM measures the average quantity RMS current real power reactive power or apparent power on each phase every minute and assumes the circuit quantity remains at this value until updated by the next measurement It calculates the thermal demand equivalent based on the following equation demand value after applying input quantity for time t in min D input qu...

Страница 67: ...NG DEMAND The time and date associated with each message will be updated to the current date upon issuing this command SETPOINTS S1 PQM SETUP CLEAR ENERGY VALUES NO CLEAR MAX DEMAND VALUES NO SETPOINTS S2 SYSTEM SETUP SETPOINT PREFERENCES CALCULATION PARAMETERS CLEAR ALL DEMAND VALUES NO CLEAR MIN MAX CURRENT VALUES NO CLEAR MIN MAX VOLTAGE VALUES NO CLEAR DATA Range YES NO CLEAR MIN MAX POWER VAL...

Страница 68: ... will be updated to the current date upon issuing this command CLEAR MAX THD VALUES Enter YES to clear all the max THD data under the actual values subgroup A3 POWER ANALYSIS TOTAL HARMONIC DISTORTION The time and date associated with each message will be updated to the current date upon issuing this command CLEAR PULSE INPUT VALUES Enter YES to clear all the pulse input values under the actual va...

Страница 69: ...o new events are recorded When the Event Recorder is enabled new events are recorded with the 40 most recent events displayed in A3 POWER ANALYSIS EVENT RECORDER Refer to Section 5 4 4 EVENT RECORDER on page 5 27 for the list of possible events All data within the Event Recorder is stored in non volatile memory SETPOINTS S1 PQM SETUP EVENT RECORDER OPERATION DISABLE SETPOINTS S2 SYSTEM SETUP SETPO...

Страница 70: ... NOMINAL Va UNDERVOLTAGE TRIG LEVEL OFF NOMINAL Vb UNDERVOLTAGE TRIG LEVEL OFF NOMINAL Vc UNDERVOLTAGE TRIG LEVEL OFF NOMINAL SWITCH INPUT A TRIG OFF SWITCH INPUT B TRIG OFF SWITCH INPUT C TRIG OFF SWITCH INPUT D TRIG OFF Range ONE SHOT RETRIGGER Range 1 to 150 Step 1 TRACE MEMORY TRIGGER DELAY 0 cycles TRACE MEMORY TRIGGER RELAY OFF Range OFF OPEN TO CLOSED CLOSED TO OPEN Range 0 to 30 Step 2 cyc...

Страница 71: ...rrent equals or increases above this setpoint value the trace memory is triggered and data on all inputs are captured in the buffer The number of cycles captured depends on the value specified in the TRACE MEMORY USAGE setpoint In OVERCURRENT TRIG LEVEL Once the neutral current equals or increases above this setpoint value the trace memory is triggered and data on all inputs are captured in the bu...

Страница 72: ... open transition The number of cycles captured depends on the value specified in the TRACE MEMORY USAGE set point SWITCH INPUT B TRIG If the setpoint is set to OPEN TO CLOSED the trace memory will be triggered and data on all inputs are captured in the buffer on a switch B close transition If the setpoint is set to CLOSED TO OPEN the trace memory is triggered and data on all inputs are captured in...

Страница 73: ...o the posi tion of the error and re enter the character To select this message as a default message see Section 3 4 DEFAULT MESSAGES on page 3 8 A copy of this message is displayed in actual values page A1 under PROGRAMMABLE MESSAGE SETPOINTS S1 PQM SETUP PHONE 905 294 6222 GEindustrial com pm SETPOINTS S2 SYSTEM SETUP SETPOINT PREFERENCES Range 40 alphanumeric characters PROGRAMMABLE MESSAGE TRAC...

Страница 74: ...ry for details on the use of this feature SETPOINTS S1 PQM SETUP SELECT ORDER PQM T20 C A SETPOINTS S2 SYSTEM SETUP SETPOINT PREFERENCES Range see Range in PQM memory map format F116 PRODUCT OPTIONS PROGRAMMABLE MESSAGE SELECT MOD1 TO ENABLE SELECT MOD2 TO ENABLE SELECT MOD3 TO ENABLE SELECT MOD4 TO ENABLE SELECT MOD5 TO ENABLE ENTER PASSCODE END OF PAGE S1 Range 0 to 999 Range consult the factory...

Страница 75: ...is calculated by the PQM A ONLY CT is connected to phase A only Phase B and C inputs are left open The values for phase B and C are calculated by the PQM SETPOINTS S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION PHASE CT WIRING PHASES A B AND C PHASE CT PRIMARY OFF A NEUTRAL CURRENT SENSING OFF SETPOINTS S3 OUTPUT RELAYS SETPOINT Range A B AND C A AND B ONLY A AND C ONLY A ONLY Range 5 to 12000 or O...

Страница 76: ...t Van Vbn Vcn 0 This assumption is valid only for balanced system voltages If the system to be measured is a Delta connection the values are 3 WIRE DIRECT and 3 WIRE DELTA 2 VTs The 3 WIRE DIRECT value should be used for systems that are 600 V or less and directly connected to the PQM With external VTs 3 WIRE DELTA 2 VTs must be selected The PQM accepts input voltages from 0 to 600 V AC between an...

Страница 77: ...RATION ANALOG OUTPUT 2 ANALOG OUTPUT 2 MAIN NOT USED MAIN 4 mA VALUE 0 MAIN 20 mA VALUE 0 ANALOG OUTPUT 2 ALT NOT USED ALT 4 mA VALUE 0 ALT 20 mA VALUE 0 CONTINUED ON NEXT PAGE see ANALOG OUTPUT PARAMETERS table see ANALOG OUTPUT PARAMETERS table see ANALOG OUTPUT PARAMETERS table see ANALOG OUTPUT PARAMETERS table see ANALOG OUTPUT PARAMETERS table see ANALOG OUTPUT PARAMETERS table see ANALOG OU...

Страница 78: ... Applications include using a computer to automatically shed loads as the frequency decreases by monitoring frequency or a chart recorder to plot the loading of a system in a particular process ANALOG OUTPUT 3 ANALOG OUTPUT 3 MAIN NOT USED MAIN 4 mA VALUE 0 MAIN 20 mA VALUE 0 ANALOG OUTPUT 3 ALT NOT USED ALT 4 mA VALUE 0 ALT 20 mA VALUE 0 ANALOG OUTPUT 4 ANALOG OUTPUT 4 MAIN NOT USED MAIN 4 mA VAL...

Страница 79: ...ow for details Note that if the T20 option is installed and the ANALOG OUTPUT RANGE setpoint is set to 0 20 mA this message represents the 0 mA end of the signal range MAIN ALT 20 mA Value This message appears for each analog output and allows the user to assign a numeric value which corresponds to the 20 mA end of the 4 to 20 mA signal range T20 option or the 1 mA end of the 0 to 1 mA signal rang...

Страница 80: ...C Current Demand 0 to 7500 1 A Average Line Voltage 0 to 200 1 Neutral Current Demand 0 to 7500 1 A Voltage Unbalance 0 to 100 0 0 1 3 Phase kW Demand 32500 to 32500 1 kW Frequency 00 00 to 75 00 Hz 0 01 Hz 3 Phase kvar Demand 32500 to 32500 1 kvar 3 Phase PF 0 01 lead to 0 01 lag 0 01 3 Phase kVA Demand 0 to 65400 1 kVA 3 Phase kW 32500 to 32500 1 kW 3 Phase Current THD 0 0 to 100 0 1 3 Phase kva...

Страница 81: ...LAY OFF ANALOG OUTPUT 4 ANALOG IN MAIN LEVEL 100 ANALOG IN MAIN DELAY 10 0 s ANALOG IN ALT NAME ALT ANALOG INPUT ANALOG IN ALT UNITS ALT 4 mA VALUE 0 ALT 20mA VALUE 0 ANALOG IN ALT RELAY OFF ANALOG IN ALT LEVEL 100 ANALOG IN ALT DELAY 10 0 s Range 0 to 65000 Step 1 Range ALARM AUX1 AUX2 AUX3 OFF Range 0 to 6500 Step 1 Range 0 to 65000 Step 1 Range 10 alphanumeric characters Range 20 alphanumeric c...

Страница 82: ...MAIN and ALT units To enter the units perform the same steps as shown for analog input name MAIN ALT 4 mA VALUE This message appears for each analog input and allows the user to assign a numeric value which corresponds to the 4 mA end of the 4 to 20 mA signal range MAIN ALT 20 mA VALUE This message appears for each analog input and allows the user to assign a numeric value which corresponds to the...

Страница 83: ...00 0 s Step 0 1 s Range OPEN CLOSED Range see NOTE above SWITCH INPUT A SWITCH INPUT B SWITCH INPUT C SWITCH D NAME SWITCH INPUT D SWITCH D FUNCTION NOT USED SWITCH D ACTIVATION OPEN SWITCH D TIME DELAY 0 0 s SWITCH INPUT D NOTE Range for Switch A B C D Function below NOT USED ALARM AUX 1 AUX 2 AUX 3 NEW DEMAND PERIOD SETPOINT ACCESS SELECT ANALOG OUT SELECT ANALOG IN PULSE INPUT 1 PULSE INPUT 2 P...

Страница 84: ...ON Select the required function for each switch input See chapter 2 Switch Inputs for a description of each function The NEW DEMAND PERIOD SETPOINT ACCESS SELECT ANALOG OUT PUT and SELECT ANALOG INPUT PULSE INPUT 1 PULSE INPUT 2 PULSE INPUT 3 PULSE INPUT 4 CLEAR ENERGY and CLEAR DEMAND functions can be assigned to only one switch input at a time If an attempt is made to assign one of these functio...

Страница 85: ... kWh PULSE OUTPUT INTERVAL 100 kWh POS kvarh PULSE OUTPUT RELAY OFF POS kvarh PULSE OUTPUT INTERVAL 100 kvarh NEG kvarh PULSE OUTPUT RELAY OFF NEG kvarh PULSE OUTPUT INTERVAL 100 kvarh kVAh PULSE OUTPUT RELAY OFF kVAh PULSE OUTPUT INTERVAL 100 kVAh PULSE WIDTH 100 ms Range 1 to 65000 Step 1 kWh PULSE OUTPUT Range ALARM AUX1 AUX2 AUX3 OFF Range 1 to 65000 Step 1 kWh Range 1 to 65000 Step 1 kvarh Ra...

Страница 86: ...tput parameter is not required KWh kvarh kVAh PULSE OUTPUT INTERVAL Enter the interval for the appropriate quantity at which the relay pulse will occur The pulse width is set by the PULSE WIDTH setpoint described below If the pulse interval is set to 100 kWh one pulse will indicate that 100kWh has been accumulated PULSE WIDTH This setpoint determines the duration of each pulse as shown in the figu...

Страница 87: ...ey to store the character and advance the cursor to the next position To skip over a character press the key 5 Continue entering characters and spaces until the desired message is displayed If a character is entered incorrectly press the key repeatedly until the cursor returns to the position of the error and re enter the character SETPOINTS S2 SYSTEM SETUP SETPOINTS S3 OUTPUT RELAYS SETPOINT CURR...

Страница 88: ...in this setpoint that will be equivalent to 1 pulse input on the switch input assigned to PULSE INPUT 3 i e 1 pulse 100 kWh The accumulated value is displayed in actual values under A1 METERING PULSE INPUT COUNTERS PULSE INPUT 3 PULSE INPUT 4 VALUE Enter a value in this setpoint that will be equivalent to 1 pulse input on the switch input assigned to PULSE INPUT 4 i e 1 pulse 100 kWh The accumulat...

Страница 89: ...and then a computer to extract the logged information The STOP DATA LOG 1 and 2 setpoints allow the user to stop the respective data log These setpoints also display the current status of the respec tive data logger Refer to the Appendix for a detailed description of the data logger implementation SETPOINTS S2 SYSTEM SETUP SETPOINTS S3 OUTPUT RELAYS SETPOINT CURRENT VOLTAGE CONFIGURATION STOP DATA...

Страница 90: ...state That is a non failsafe alarm relay will not cause an alarm on loss of control power Contact configuration in the Wiring Diagrams is shown with relays programmed non failsafe and control power not applied FAILSAFE The relay coil is energized in its non active state Loss of control power will cause the relay to go into its active state That is a failsafe alarm relay will cause an alarm on loss...

Страница 91: ...rational due to a loss of control power select failsafe auxiliary operation otherwise choose non failsafe AUXILIARY 1 2 3 ACTIVATION If an auxiliary relay output is required only while the selected conditions are present select unlatched Once the selected condition disappears the auxiliary relay returns to the non active state To ensure all conditions are acknowledged select latched If the conditi...

Страница 92: ...VERCURRENT RELAY OFF PHASE OVERCURRENT LEVEL 100 A PHASE OVERCURRENT DELAY 10 0 s PHASE OVERCURRENT ACTIVATION AVERAGE NEUTRAL OVERCURRENT RELAY OFF NEUTRAL OVERCURRENT LEVEL 100 A NEUTRAL OVERCURRENT DELAY 10 0 s Range 0 5 to 600 0 s Step 0 5 s Range 1 to 12000 Step 1 A Range ALARM AUX1 AUX2 AUX3 OFF CURRENT VOLTAGE Range NO YES Range 0 5 to 600 0 s Step 0 5 s Range 1 to 12000 Step 1 A Range AVER...

Страница 93: ...F VOLTAGE UNBALANCE LEVEL 100 VOLTAGE UNBALANCE DELAY 10 0 s VOLTS PHASE REVERSAL RELAY OFF VOLTS PHASE REVERSAL DELAY 1 0 s Range ALARM AUX1 AUX2 AUX3 OFF Range ALARM AUX1 AUX2 AUX3 OFF Range ALARM AUX1 AUX2 AUX3 OFF Range 0 5 to 600 0 s Step 0 5 s Range 0 5 to 600 0 s Step 0 5 s Range 0 5 to 600 0 s Step 0 5 s Range 0 5 to 600 0 s Step 0 5 s Range 0 5 to 600 0 s Step 0 5 s Range ALARM AUX1 AUX2 ...

Страница 94: ...l PHASE OVERCURRENT LEVEL When the average or maximum see below three phase current equals or exceeds the level set by this setpoint a phase overcurrent condition will occur PHASE OVERCURRENT DELAY If the average or maximum see below phase current equals or exceeds the PHASE OVERCURRENT LEVEL setpoint value and remains this way for the time delay pro grammed in this setpoint a phase overcurrent co...

Страница 95: ...void nuisance alarms due to voltage fluctuations OVERVOLTAGE DELAY If the voltage equals or exceeds the OVERVOLTAGE LEVEL setpoint value and remains this way for the time delay programmed in this setpoint an overvoltage condition will occur PHASES REQ D FOR O V OPERATION Select the minimum number of phases on which the overvoltage condition must be detected before the selected output relay will op...

Страница 96: ...ture Only two phases are required to detect phase reversal because all phase reversal conditions can be covered without the use of the third phase The angle to detect phase reversal will vary depending on the connection being used as described below For 4 wire wye 3 VTs 4 wire wye 2 VTs 4 wire direct and 3 wire direct connections the phase reversal function operates when the angle between phase A ...

Страница 97: ...sabled used as an alarm or as a process control Set this setpoint to off if the feature is not required Selecting alarm relay will cause the alarm relay to activate and display an alarm message whenever an average voltage THD condi tion exists Selecting auxiliary relay will cause the auxiliary relay to activate but no message will be dis played This is intended for process control AVERAGE VOLTAGE ...

Страница 98: ... be 0 Hz If NO is selected in this setpoint an underfrequency condi tion will not occur when the displayed frequency is 0 Hz OVERFREQUENCY RELAY Overfrequency detection can either be disabled used as an alarm or as a process control Set this setpoint to off if the feature is not required Selecting alarm relay will cause the alarm relay to activate and display an alarm message whenever an overfrequ...

Страница 99: ...IVE REAL POWER LEVEL 1000 kW CURRENT VOLTAGE Range 0 5 to 600 0 Step 0 5 s Range ALARM AUX1 AUX2 AUX3 OFF Range 0 5 to 600 0 Step 0 5 s NEGATIVE REAL POWER DELAY 10 0 s POSITIVE REACT POWER RELAY OFF POSITIVE REACT POWER LEVEL 1000 kvar POSITIVE REACT POWER DELAY 10 0 s NEGATIVE REACT POWER RELAY OFF NEGATIVE REACT POWER LEVEL 1000 kvar NEGATIVE REACT POWER DELAY 10 0 s Range 1 to 65000 Step 1 kW ...

Страница 100: ...r the time delay programmed in this setpoint an excessive negative real power condition will occur POSITIVE REACTIVE POWER RELAY Positive reactive power level detection can either be disabled used as an alarm or as a process control Set this setpoint to off if the feature is not required Selecting alarm relay will cause the alarm relay to activate and display an alarm message whenever a positive r...

Страница 101: ...R FACTOR LAG 1 DROPOUT 1 00 POWER FACTOR LAG 1 DELAY 10 0 s Range 0 50 to 1 00 Step 0 01 Range 0 50 to 1 00 Step 0 01 POWER FACTOR LEAD 2 RELAY OFF POWER FACTOR LEAD 2 PICKUP 0 99 POWER FACTOR LEAD 2 DROPOUT 1 00 POWER FACTOR LEAD 2 DELAY 10 0 s POWER FACTOR LAG 2 RELAY OFF POWER FACTOR LAG 2 PICKUP 0 99 POWER FACTOR LAG 2 DROPOUT 1 00 POWER FACTOR LAG 2 DELAY 10 0 s Range 0 50 to 1 00 Step 0 01 R...

Страница 102: ... a pickup and a dropout level For each element when the measured power factor is equal to or becomes more lagging than the pickup level i e numerically less than the PQM will operate a user selected output relay This output can be used to control a switching device which connects capacitance to the circuit or to signal an alarm to the system operator After entering this state when the power factor...

Страница 103: ...D 1 2 ALARM message will be cleared If the POWER FACTOR LEAD 1 2 RELAY setpoint is set to AUX1 AUX2 or AUX3 the respective auxiliary relay will deactivate POWER FACTOR LAG 1 2 RELAY Power factor detection can either be disabled used as an alarm or as a process control Set this setpoint to off if the feature is not required Selecting alarm relay will cause the alarm relay to activate and display an...

Страница 104: ...W 3Φ Φ Φ Φ POS REACT PWR DMD RELAY OFF Range ALARM AUX1 AUX2 AUX3 OFF 3Φ Φ Φ Φ POS REACT PWR DMD LEVEL 1000 kvar 3Φ Φ Φ Φ NEG REAL PWR DMD RELAY OFF 3Φ Φ Φ Φ NEG REAL PWR DMD LEVEL 1000 kW 3Φ Φ Φ Φ NEG REACT PWR DMD RELAY OFF 3Φ Φ Φ Φ NEG REACT PWR DMD LEVEL 1000 kvar Range 1 to 65000 Step 1 kW 3Φ Φ Φ Φ APPARENT PWR DMD RELAY OFF 3Φ Φ Φ Φ APPARENT PWR DMD LEVEL 1000 kVA Range ALARM AUX1 AUX2 AUX3 ...

Страница 105: ...r demand equals or exceeds this setpoint a three phase positive reactive power demand alarm or process control indication will occur 3Φ NEGATIVE REAL POWER DEMAND RELAY Three phase negative real power demand detection can be disabled or used as an alarm or process control Set to OFF if this feature is not required Selecting ALARM activates the alarm relay and displays an alarm message whenever the...

Страница 106: ... 1 PULSE INPUT 3 RELAY OFF PULSE INPUT 3 LEVEL 100 Units Range 1 to 65000 Step 1 Range 0 5 to 600 0 Step 0 5 s Range 0 5 to 600 0 Step 0 5 s PULSE INPUT 3 DELAY 10 0 s PULSE INPUT 4 RELAY OFF PULSE INPUT 4 LEVEL 100 Units Range 0 5 to 600 0 Step 0 5 s PULSE INPUT 4 DELAY 10 0 s TOTALIZED PULSES RELAY OFF TOTALIZED PULES LEVEL 100 Units Range 0 5 to 600 0 Step 0 5 s TOTALIZED PULSES DELAY 10 0 s Ra...

Страница 107: ...e and replace all references to PULSE INPUT 1 with PULSE INPUT 2 PULSE INPUT 2 DELAY See PULSE INPUT 1 RELAY description above and replace all references to PULSE INPUT 1 with PULSE INPUT 2 PULSE INPUT 3 RELAY See PULSE INPUT 1 RELAY description above and replace all references to PULSE INPUT 1 with PULSE INPUT 3 PULSE INPUT 3 LEVEL See PULSE INPUT 1 RELAY description above and replace all referen...

Страница 108: ...ed for process control The selected relay will de energize when the PQM clock time equals or exceeds the DROPOUT TIME setting PICKUP TIME The relay assigned in the TIME RELAY setpoint energizes when the PQM clock time equals or exceeds the time specified in this setpoint Follow the example below to set the PICKUP TIME DROPOUT TIME The relay assigned in the TIME RELAY setpoint de energizes when the...

Страница 109: ...ved from the PQM power supply inputs Selecting ON in this message causes a CLOCK NOT SET ALARM to occur at power up for power losses greater than one hour Once the alarm occurs the clock setting on S1 PQM SETUP CLOCK SET TIME DATE must be stored to reset the alarm DATA LOG 1 2 MEMORY FULL LEVEL These messages can be used to configure alarms to indicate that the Data Logger memory is almost full Se...

Страница 110: ...l port While the OPERATION TEST setpoint is displayed use the or keys to scroll to the desired output relay and or status indicator to be tested As long as the test message remains displayed the respective output relay and or status indicator will be forced to remain energized As soon as a new message is selected the respective output relay and or status indicator return to normal operation SETPOI...

Страница 111: ...emoved from the PQM PHASE A B C NEUTRAL CURRENT Enter the desired phase and neutral currents for simulation Vax Vbx Vcx VOLTAGE Enter the desired voltages for simulation The voltages entered will be line or phase quantities depending upon the VT wiring type selected with the S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION VT WIRING setpoint PHASE ANGLE The phase angle in this setpoint represents the...

Страница 112: ...d from the PQM ANALOG OUTPUT 1 2 3 4 Enter the percent analog output value to be simulated Whether the output is 0 to 1 mA or 4 to 20 mA is dependent upon the option installed For example alter the setpoints below S5 TESTING ANALOG OUTPUTS SIMULATION ANALOG OUTPUT 1 50 0 S5 TESTING ANALOG OUTPUTS SIMULATION SIMULATION ON The output current level on analog output 1 will be 12 mA 4 to 20mA or 0 5 mA...

Страница 113: ...ed analog input simulation will turn off If unlimited is selected the simulated analog input will be used until simulation is turned off via the SIMULATION setpoint or via the serial port or until control power is removed from the PQM ANALOG INPUT Enter an analog input current in the range of 4 to 20 mA to be simulated SETPOINTS S5 TESTING ANALOG INPUTS SIMULATION SIMULATION OFF SIMULATION ENABLED...

Страница 114: ... turned off via the simulation on off message or via the serial port or until control power is removed from the PQM SWITCH INPUT A B C D Enter the switch input status open or closed to be simulated 4 6 6 FACTORY USE ONLY SERVICE PASSCODE These messages are for access by GE Power Management personnel only for testing and service MESSAGE MESSAGE MESSAGE MESSAGE MESSAGE MESSAGE MESSAGE MESSAGE SETPOI...

Страница 115: ...tual value messages A detailed description of each displayed message in these groups is given in the sections that follow Figure 5 1 ACTUAL VALUES MESSAGE ORGANIZATION ACTUAL ACTUAL MESSAGE MESSAGE ACTUAL VALUES A1 METERING ACTUAL VALUES A2 STATUS ACTUAL VALUES A3 POWER ANALYSIS ACTUAL ACTUAL ACTUAL MESSAGE CURRENT VOLTAGE PHASORS POWER ALARMS SWITCHES POWER QUALITY VALUES TOTAL HARMONIC DISTORTIO...

Страница 116: ...sage This line is not visible if the VT WIRING setpoint is set to SINGLE PHASE DIRECT L N is displayed when VT WIRING is set to 4 WIRE WYE 3 VTs 4 WIRE WYE DIRECT 4 WIRE WYE 2 VTs or 3 WIRE DIRECT L L is displayed when VT WIRING is set to 3 WIRE DELTA 2 VTs ACTUAL VALUES A1 METERING CURRENT A 100 B 100 C 100 AMPS Iavg 100 AMPS Vavg 120 V L N NEUTRAL CURRENT 0 AMPS CURRENT UNBALANCE 0 0 ACTUAL VALU...

Страница 117: ...CT PRIMARY setpoint the unbalance reading is forced to 0 This avoids nuisance alarms when the system is lightly loaded If the simulation currents are being used the unbal ance is never forced to 0 Ia Ib Ic In MINIMUM Displays the minimum current magnitudes and the time and date of their occurrence This information is stored in non volatile memory and is retained during loss of control power The S1...

Страница 118: ...ACTUAL Van MIN 100 V 12 00 00am 01 01 95 Vbn MIN 100 V 12 00 00am 01 01 95 Vcn MIN 100 V 12 00 00am 01 01 95 Vab MIN 173 V 12 00 00am 01 01 95 Vbc MIN 173 V 12 00 00am 01 01 95 Vca MIN 173 V 12 00 00am 01 01 95 V U B MIN 0 0 12 00 00am 01 01 95 Van MAX 140 V 12 00 00am 01 01 95 Vbn MAX 140 V 12 00 00am 01 01 95 Vcn MAX 140 V 12 00 00am 01 01 95 Vab MAX 242 V 12 00 00am 01 01 95 Vbc MAX 242 V 12 00...

Страница 119: ...elow 10 of VT RATIO VT NOMINAL SECONDARY VOLTAGE for 3 WIRE DELTA 2 VTs 4 WIRE WYE 3 VTs and 4 WIRE WYE 2 VTs connections or below 10 of VT RATIO NOMINAL DIRECT INPUT VOLTAGE for 4 WIRE WYE DIRECT and 3 WIRE DIRECT connections the unbalance reading is forced to 0 This is implemented to avoid nuisance alarms when the system is lightly loaded If the simulation voltages are being used the unbal ance ...

Страница 120: ... inputs Ia is used as the reference Vc is not displayed when the PQM is configured for SINGLE PHASE DIRECT connection Ia PHASOR A phasor representation for the magnitude and angle of Ia is displayed here Ia is used as a refer ence for all other Phasor angles only when there is no voltage present at the PQM voltage inputs otherwise Va is used as the reference Ib PHASOR A phasor representation for t...

Страница 121: ...R 0 99 LAG PHASE A REAL POWER 1000 kW PHASE A REACTIVE POWER 120 kvar PHASE A APPARENT POWER 1007 kVA PHASE A POWER FACTOR 0 99 LAG PHASE B REAL POWER 1000 kW PHASE B REACTIVE POWER 120 kvar PHASE B APPARENT POWER 1007 kVA PHASE B POWER FACTOR 0 99 LAG PHASE C REAL POWER 1000 kW PHASE C REACTIVE POWER 1000 kW PHASE C APPARENT POWER 1000 kW PHASE C POWER FACTOR 0 99 LAG THREE PHASE REAL POWER 10 00...

Страница 122: ...Φ Φ kW MAX 1000 12 00 00am 01 01 95 3Φ Φ Φ Φ kvar MAX 120 12 00 00am 01 01 95 MESSAGE MESSAGE 3Φ Φ Φ Φ PF MAX 0 99 LAG 12 00 00am 01 01 95 AΦ Φ Φ Φ kW MIN 1000 12 00 00am 01 01 95 AΦ Φ Φ Φ kvar MIN 120 12 00 00am 01 01 95 AΦ Φ Φ Φ kVA MIN 1007 12 00 00am 01 01 95 AΦ Φ Φ Φ PF MIN 0 99 LAG 12 00 00am 01 01 95 AΦ Φ Φ Φ kW MAX 1000 12 00 00am 01 01 95 AΦ Φ Φ Φ kvar MAX 120 12 00 00am 01 01 95 AΦ Φ Φ Φ...

Страница 123: ...0am 01 01 95 BΦ Φ Φ Φ kvar MAX 120 12 00 00am 01 01 95 BΦ Φ Φ Φ kVA MAX 1007 12 00 00am 01 01 95 BΦ Φ Φ Φ PF MAX 0 99 LAG 12 00 00am 01 01 95 CΦ Φ Φ Φ kW MIN 1000 12 00 00am 01 01 95 CΦ Φ Φ Φ kvar MIN 120 12 00 00am 01 01 95 CΦ Φ Φ Φ kVA MIN 1007 12 00 00am 01 01 95 CΦ Φ Φ Φ PF MIN 0 99 LAG 12 00 00am 01 01 95 CΦ Φ Φ Φ kW MAX 1000 12 00 00am 01 01 95 CΦ Φ Φ Φ kvar MAX 120 12 00 00am 01 01 95 CΦ Φ ...

Страница 124: ...mini mum values were measured is also displayed in these messages This information is stored in non volatile memory and will be retained during a loss of control power The phase A B C minimum reactive power mes sages will be displayed only for a WYE connected system The setpoint S1 PQM SETUP CLEAR DATA CLEAR MIN MAX POWER VALUES is used to clear these values THREE PHASE A B C kVA MINIMUM The minim...

Страница 125: ...retained during a loss of control power The phase A B C maximum apparent power messages will be displayed only for a WYE connected system The setpoint S1 PQM SETUP CLEAR DATA CLEAR MIN MAX POWER VALUES is used to clear these values THREE PHASE A B C PF MAXIMUM The maximum three phase lead or lag power factor as well as the max imum lead or lag individual phase A B C power factor is displayed in th...

Страница 126: ...OS REACT ENERGY 32745 kvarh 3Φ Φ Φ Φ NEG REACT ENERGY 32745 kvarh ACTUAL VALUES A2 STATUS ACTUAL 3Φ Φ Φ Φ APPARENT ENERGY 32745 kVAh REAL ENERGY LAST 24h 1245 kWh REAL ENERGY COST 12575 34 REAL ENERGY COST 125 01 DAY MESSAGE MESSAGE MESSAGE TARIFF PERIOD 1 COST 0 00 TARIFF PERIOD 2 COST 0 00 TARIFF PERIOD 3 COST 0 00 TARIFF PERIOD 1 NET ENERGY 0 kWh TARIFF PERIOD 2 NET ENERGY 0 kWh TARIFF PERIOD 3...

Страница 127: ...nce the value 4294967295 FFFFFFFFh has been reached 3Φ APPARENT ENERGY This message displays the accumulated VAhours in kVAh since the TIME OF LAST RESET date The setpoint S1 PQM SETUP CLEAR DATA CLEAR ENERGY VALUES clears this value The dis played value will roll over to 0 once the value 4294967295 FFFFFFFFh has been reached REAL ENERGY LAST 24h This message displays the accumulated real energy i...

Страница 128: ...ve power demand in kvar over the most recent time interval ACTUAL VALUES A1 METERING DEMAND PHASE A CURRENT DEMAND 125 A PHASE B CURRENT DEMAND 125 A PHASE C CURRENT DEMAND 125 A NEUTRAL CURRENT DEMAND 25 A ACTUAL VALUES A2 STATUS ACTUAL 3Φ Φ Φ Φ REAL POWER DEMAND 1000 kW 3Φ Φ Φ Φ REACTIVE POWER DEMAND 25 kvar 3Φ Φ Φ Φ REAL APPARENT DEMAND 1007 kVA Ia MAX DMD 560 A 12 00 00am 01 01 95 Ib MAX DMD 5...

Страница 129: ...lue 3Φ kW MAX This message displays the maximum three phase real power demand in kW and the time and date when this occurred The setpoint S1 PQM SETUP CLEAR DATA CLEAR MAX DEMAND VALUES clears this value 3Φ kvar MAX This message displays the maximum 3 phase reactive power demand in kvar and the time and date when this occurred The setpoint S1 PQM SETUP CLEAR DATA CLEAR MAX DEMAND VALUES is used to...

Страница 130: ...ge applied to the PQM s terminals less than 30 V on phase A FREQUENCY MIN This message displays the minimum frequency measured as well as the time and date at which the minimum frequency occurred The S1 PQM SETUP CLEAR DATA CLEAR MIN MAX FREQUENCY VALUES setpoint clears these values FREQUENCY MAX This message displays the maximum frequency measured as well as the time and date at which the maximum...

Страница 131: ... or openings depending upon how the switch is configured See setpoints page S2 SYSTEM SETUP SWITCH INPUT A B C D for details on programming the switch inputs The minimum timing requirements are shown below in Figure 5 11 PULSE INPUT 2 See the PULSE INPUT 1 description above and replace all references to PULSE INPUT 1 with PULSE INPUT 2 PULSE INPUT 3 See the PULSE INPUT 1 description above and repl...

Страница 132: ...displays the time and date when the pulse input values were last cleared The S1 PQM SETUP CLEAR DATA CLEAR PULSE INPUT VALUES setpoint clears the pulse input values Figure 5 11 PULSE INPUT TIMING 150 ms OPEN CLOSED OPEN OPEN CLOSED CLOSED SWITCH ACTIVATION OPEN SWITCH ACTIVATION CLOSED STATUS STATUS STATUS 150 ms ...

Страница 133: ... configured via a switch input and output relay to multiplex two analog input signals The displayed user defined name and units will change to the corresponding values depending upon which analog input is connected Refer to chapter 4 Analog Input for information regarding user defined names and units as well as analog input multiplexing ACTUAL VALUES A1 METERING ANALOG INPUT MAIN ALT ANALOG INPUT ...

Страница 134: ...TAGE ALARM VOLTAGE UNBALANCE ALARM CURRENT UNBALANCE ALARM PHASE REVERSAL ALARM POWER FACTOR LEAD 1 ALARM POWER FACTOR LEAD 2 ALARM POWER FACTOR LAG 1 ALARM POWER FACTOR LAG 2 ALARM POSITIVE REAL POWER ALARM NEGATIVE REAL POWER ALARM POSITIVE REACTIVE POWER ALARM NEGATIVE REACTIVE POWER ALARM UNDERFREQUENCY ALARM OVERFREQUENCY ALARM MESSAGE MESSAGE MESSAGE CONTINUED ON NEXT PAGE PHASE A CURRENT DE...

Страница 135: ...CTIVE POWER DEMAND ALARM NEGATIVE REACTIVE POWER DEMAND ALARM APPARENT POWER DEMAND ALARM SWITCH INPUT A ALARM SWITCH INPUT B ALARM SWITCH INPUT C ALARM SWITCH INPUT D ALARM SELF TEST FAILURE ALARM SERIAL COM1 FAILURE ALARM SERIAL COM2 FAILURE ALARM CLOCK NOT SET ALARM MAIN ANALOG INPUT ALARM ALT ANALOG INPUT ALARM CRITICAL SETPOINTS NOT STORED CURRENT THD ALARM VOLTAGE THD ALARM CONTINUED FROM PR...

Страница 136: ...this alarm is present contact the GE Power Management Service Department 5 3 2 SWITCH STATUS Figure 5 14 ACTUAL VALUES PAGE 2 SWITCH STATUS SWITCH INPUT A B C D STATE To assist in troubleshooting the state of each switch can be verified using these messages A separate message displays the status of each input identified by the corresponding name as shown in the wiring diagrams in chapter 2 For a d...

Страница 137: ...wer has been removed for longer than 1 hour and the clock value has been lost 5 3 4 PROGRAMMABLE MESSAGE Figure 5 16 ACTUAL VALUES PAGE 2 PROGRAMMABLE MESSAGE A 40 character user defined message is displayed The message is programmed using the keypad or via the serial port using PQMPC See S1 PQM SETUP PROGRAMMABLE MESSAGE for programming details ACTUAL VALUES A2 STATUS CLOCK ACTUAL VALUES A3 POWER...

Страница 138: ...ine wave divided by the measured crest factor This method is useful in cases where lower order harmonics are dominant In a case where higher order harmonics are present it may be necessary to use a more precise method K factor of calculating the derating factor This method also does not take into consideration the losses associated with rated eddy current in the transformer The PQMPC soft ware pro...

Страница 139: ... NEUTRAL CURRENT THD 15 4 ACTUAL VALUES A4 PRODUCT INFO ACTUAL VOLTAGE Van THD 1 2 VOLTAGE Vbn THD 2 0 VOLTAGE Vcn THD 2 0 VOLTAGE Vab THD 2 0 VOLTAGE Vbc THD 1 1 Ia MAX THD 5 9 12 00 00am 01 01 95 Ib MAX THD 7 8 12 00 00am 01 01 95 Ic MAX THD 4 5 12 00 00am 01 01 95 In MAX THD 15 4 12 00 00am 01 01 95 Van MAX THD 1 2 12 00 00am 01 01 95 Vbn MAX THD 2 0 12 00 00am 01 01 95 Vcn MAX THD 2 0 12 00 00...

Страница 140: ... time and date at which the maximum value occurred The setpoint S1 PQM SETUP CLEAR DATA CLEAR MAX THD VALUES is used to clear this value Phase to neutral voltages will appear when the set point S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION VT WIRING is set to WYE Line to line voltages will appear when the setpoint S2 SYSTEM SETUP CURRENT VOLTAGE CONFIGURATION VT WIRING is set to DELTA 5 4 3 DATA L...

Страница 141: ...rder can be cleared in S1 PQM SETUP CLEAR DATA CLEAR EVENT RECORD Data for the 40 most recent events is stored Event data for older events is lost Note that the event number cause time and date is available in the messages as shown in the following table but the associated metering data is available only via serial communications EVENT RECORDS EVENT NUMBER EVENT CAUSE TIME DATE These messages disp...

Страница 142: ...arm Control Pickup PF LEAD 1 Power Factor Lead 1 Alarm Control Dropout PF LEAD 1 Power Factor Lag 1 Alarm Control Pickup PF LAG 1 Power Factor Lag 1 Alarm Control Dropout PF LAG 1 Power Factor Lead 2 Alarm Control Pickup PF LEAD 2 Power Factor Lead 2 Alarm Control Dropout PF LEAD 2 Power Factor Lag 2 Alarm Control Pickup PF LAG 2 Power Factor Lag 2 Alarm Control Dropout PF LAG 2 Positive Real Powe...

Страница 143: ...SW A ACTIVE Switch Input A Alarm Control Dropout SW A ACTIVE Switch Input B Alarm Control Pickup SW B ACTIVE Switch Input B Alarm Control Dropout SW B ACTIVE Switch Input C Alarm Control Pickup SW C ACTIVE Switch Input C Alarm Control Dropout SW C ACTIVE Switch Input D Alarm Control Pickup SW D ACTIVE Switch Input D Alarm Control Dropout SW D ACTIVE Pulse Input 1 Alarm Control Pickup PULSE IN 1 Pu...

Страница 144: ...AILURE Clock Not Set Alarm Pickup CLOCK NOT SET Clock Not Set Alarm Dropout CLOCK NOT SET Critical Setpoints Not Stored Alarm Pickup PARAM NOT SET Critical Setpoints Not Stored Alarm Dropout PARAM NOT SET Data Log 1 Alarm Pickup DATA LOG 1 Data Log 1 Alarm Dropout DATA LOG 1 Data Log 2 Alarm Pickup DATA LOG 2 Data Log 2 Alarm Dropout DATA LOG 2 Time Alarm Control Pickup TIME Time Alarm Control Dro...

Страница 145: ...emory The title page of this instruction manual states the main program revision code for which the manual is written There may be differences in the product and man ual if the revision codes do not match BOOT PROGRAM VERSION This identifies the firmware installed internally in the memory of the PQM This does not affect the functionality of the PQM ACTUAL VALUES A4 PRODUCT INFO SOFTWARE VERSIONS M...

Страница 146: ... T1 0 1 mA Analog Outputs C Control option A Power Analysis option MOD NUMBER S If unique features have been installed for special customer orders the MOD NUMBER will be used by factory personnel to identify the matching product records If an exact replacement model is required the MAIN PROGRAM VERSION MOD NUMBER ORDER CODE SERIAL NUNBER should be specified with the order SERIAL NUMBER This is the...

Страница 147: ...PQM is connected to a serial port on a computer and communication is enabled the PQM can be programmed from the Setpoint screens In addition measured values status and alarm messages can be displayed with the Actual screens 6 1 2 HARDWARE CONFIGURATION The PQM communication can be set up two ways The figure below shows the connection using the RS232 front port Figure 6 2 PQMPC COMMUNICATIONS USING...

Страница 148: ...elp CHANAGBLE PARAMTERS X Range Sample Rate Selection Trending Chart Amps 300 0 250 0 200 0 0 10s 1s Ib Actual Chart Recorder OK Cancel RUN PRINT For Help press F1 GND RS232 POWER GE Power Mangagement F485 Converter COMPUTER POWER SUPPLY MODULE TO WALL PLUG RS232 CONNECTOR TO COMPUTER COM PORT TYPICALLY COM1 OR COM2 50 0 100 0 80 0 Seconds Elapsed Time 60 0 0 100 0 150 0 40 0 20 0 0 823805A2 CDR ...

Страница 149: ...ert the GE Power Management Products CD and allow it to autostart alter nately load the D index htm file into your browser OR Go to the GE Power Management website at YYY IG EQO KPFU U RO 2 Click the Software menu item and select PQM Power Quality Meter from the list of products 3 Verify that the version shown on this page is identical to the installed version as shown below Select the Help About ...

Страница 150: ...nk and choose PQM Power Quality Meter from the list of products 3 Click on PQMPC Version 3 xx and save the installation program to the local PC 4 Start the PQMPC installation program by double clicking its icon The installation program will request whether or not you wish to create a 3 5 floppy disk set as shown below If so click on the Start Copying but ton and follow the instructions if not clic...

Страница 151: ...ted 6 Set Baud Rate to match the PQM BAUD RATE setpoint 7 Set Parity to match the PQM PARITY setpoint 8 Select the Control Type being used for communication 9 Set Startup Mode to Communicate with Relay 10 Click the ON button to communicate with the PQM The PQMPC software will notify when it has estab lished a communication link with the PQM If communication does not succeed check the following Rev...

Страница 152: ...put output simulation tests Change alarm and control setpoints Change output relays setpoints Change system setup setponts Change system calculation parameters View PQM status Display PQM model information View detailed power data View metering data Set computer communication parameters Upgrade PQM firmware Troubleshoot various memory map locations Setup PQMPC modem communication parameters Displa...

Страница 153: ... Power Management website at YYY KPFWUVTKCN EQO RO 6 4 2 SAVE PRINT PQM SETPOINTS TO A FILE 1 To save setpoints to a file select the File Save As menu item 2 Enter the filename to save the current setpoints and click OK Use the extension pqm for PQM setpoint files 3 To print setpoints or actual values select the File Print Setup menu item Select one of Setpoints Enabled Features Setpoints All Actu...

Страница 154: ...o load into the PQM The firmware filename has the following format 4 Select the required file and click on OK to proceed or Cancel to abort the firmware upgrade 65 C 350 C4 000 Modification number 000 none For GE Power Management use only Product firmware revision e g 350 3 50 This number must be larger than the current number of the PQM This number is found in actual values page A4 under SOFTWARE...

Страница 155: ...E While the file is being loaded into the PQM a status box appears showing how much of the new firmware file has been transferred and how much is remaining The entire transfer process takes approximately five minutes 7 PQMPC will notify the user when the PQM has finished loading the file Carefully read any notes and click OK to return the main screen 8 If the PQM does not communicate with the PQMP...

Страница 156: ...s menu item and change the file version of the setpoint file to match the firmware version of the PQM 4 Select the File Send Info to Meter menu item to load the setpoint file into the PQM 5 A dialog box will appear to confirm the request to download setpoints Click Yes to send the setpoints to the PQM now or No to abort the process 6 PQMPC now loads the setpoint file into the PQM If new setpoints ...

Страница 157: ...selected PQMPC displays a drop down menu When a numeric setpoint such as NOMINAL INPUT DIRECT VOLTAGE is selected PQMPC displays a keypad that allows the user to enter a value within the setpoint range displayed near the top of the keypad Click Accept to exit from the keypad and keep the new value Click on Cancel to exit from the keypad and retain the old value Click on Store to save the values in...

Страница 158: ...w the steps outlined in Section 6 4 4 LOADING SAVED SETPOINTS INTO THE PQM on page 6 10 6 5 4 GETTING HELP The complete instruction manual including diagrams is available on the GE Power Management Products CD and through the PQMPC Help menu Select the Help Instruction Manual menu item and select the desired topic Consult PQMPC Help for an explanation of any feature specifications wiring installat...

Страница 159: ...alues for the current cursor line position are displayed to the right of any checked boxes The Trigger Selected Waveforms button captures new waveforms from the PQM The Read Selected Waveforms From Device button loads and views previously selected waveforms The Open button loads and views previously saved waveforms The Save button saves the captured waveforms to a file The Print button prints the ...

Страница 160: ...l Power Analysis Harmonic Analysis menu item then select the desired output type Waveform or Spectrum format 2 Selecting Spectrum PQMPC displays Harmonic Analysis Spectrum window including the harmonic spec trum up to and including the 62nd harmonic Select the trigger parameter from the Select Trigger box and press Trigger to display the harmonic spectrum The window includes details of the current...

Страница 161: ... window includes waveform values for the current cursor line position and check boxes to display the desired waveforms Select Read Last Trigger From Device to load previous acquired waveforms from the PQM Open loads and views previously save waveforms Save saves the captured waveforms Print prints the cur rently displayed waveforms and Setup allows the user to change the capture parameters 4 Click...

Страница 162: ...etup menu item to setup the trace memory feature This launches the PQM Setup dialog box shown below Click on the Trace Memory tab to display the trace memory parameters The Memory Usage is set as follows 1 x 36 cycles upon trigger the entire buffer is filled with 36 cycles of data 2 x 18 cycles 2 separate 18 cycle buffers are created and each is filled upon a trigger 3 x 12 cycles 3 separate 12 cy...

Страница 163: ...d if the Trigger Mode has been set to One Shot Pressing this button causes the trace memory to default back to the first buffer The Read Selected Traces From Device button loads and views previously captured data For the Select Buffer option select 1 2 or 3 to display one of the three different buffers This option is dependent on the Trigger Mode selected in the Setpoint PQM Options menu item Open...

Страница 164: ...0 it will stop logging Circulate when the data logger is full it will start from the beginning and overwrite the previous data under development The Log 1 2 Interval value determines how frequently the PQM logs each piece of data The total log size is approximately 64KB The allotment of this memory can be varied between the two logs to maximize the overall log time Set the preference in Size Deter...

Страница 165: ...e Read All Records from Device button views all previously acquired data up to the present time The Sync With Device button retrieves all data from the PQM as it is acquired The Stop Data Log button de activates the PQM data log The Stop Reading button stops the data acquisition from the PQM but the log continues to acquire values Open loads previously saved logs for viewing Save saves captured lo...

Страница 166: ...6 20 PQM Power Quality Meter GE Power Management 6 6 POWER ANALYSIS 6 SOFTWARE 6 ...

Страница 167: ... In a 2 wire RS485 link data flow is bi directional and half duplex That is data is never transmitted and received at the same time RS485 lines should be connected in a daisy chain configuration avoid star connections with a terminating network installed at each end of the link i e at the master end and the slave farthest from the master The terminating network should consist of a 120 Ω resistor i...

Страница 168: ...e slave performed the function as requested If the high order bit of the FUNCTION CODE sent from the slave is a 1 i e if the FUNCTION CODE is 127 then the slave did not perform the function as requested and is sending an error or exception response DATA This will be a variable number of bytes depending on the FUNCTION CODE This may be Actual Values Setpoints or addresses sent by the master to the ...

Страница 169: ...10000000000001 with MSbit dropped bit order reversed shr x shift right the LSbit of the low order byte of x shifts into a carry flag a 0 is shifted into the MSbit of the high order byte of x all other bits shift right one location ALGORITHM 1 FFFF hex A 2 0 i 3 0 j 4 Di AL AL 5 j 1 j 6 shr A 7 is there a carry No go to 8 Yes G A A 8 is j 8 No go to 5 Yes go to 9 9 i 1 i 10 is i N No go to 3 Yes go...

Страница 170: ...nts or actual values inter changeably since some PLCs do not support both of them The slave response to function codes 03 04 is the slave address function code number of data bytes to follow the data and the CRC Each data item is sent as a 2 byte number with the high order byte first MESSAGE FORMAT AND EXAMPLE Request slave 11 to respond with 3 registers starting at address 006B For this example t...

Страница 171: ...nds area of the memory map using function code 16 Refer to FUNCTION 16 PERFORMING COMMANDS section for complete details MESSAGE FORMAT AND EXAMPLE Reset PQM operation code 1 Table 7 2 MASTER SLAVE PACKET FORMAT FOR FUNCTION CODE 05H MASTER TRANSMISSION BYTES EXAMPLE DESCRIPTION SLAVE ADDRESS 1 11 message for slave 17 FUNCTION CODE 1 05 execute operation OPERATION CODE 2 00 01 reset command operati...

Страница 172: ...ommand if the SLAVE ADDRESS is transmitted as 0 Below is an example of the Broadcast Command to Clear All Demand Data MESSAGE FORMAT AND EXAMPLE Clear All Demand Data on all PQMs operation code 34 Table 7 3 MASTER SLAVE PACKET FORMAT FOR BROADCAST COMMAND MASTER TRANSMISSION BYTES EXAMPLE DESCRIPTION SLAVE ADDRESS 1 11 message for slave 17 FUNCTION CODE 1 05 execute operation OPERATION CODE 2 00 2...

Страница 173: ...address 1020 After the transmission in this example is complete setpoint address 1020 will contain the value 01F4 Table 7 4 MASTER SLAVE PACKET FORMAT FOR FUNCTION CODE 06H MASTER TRANSMISSION BYTES EXAMPLE DESCRIPTION SLAVE ADDRESS 1 11 message for slave 17 FUNCTION CODE 1 06 store single setpoint DATA STARTING ADDRESS 2 10 20 setpoint address 1020 DATA 2 01 E4 data for setpoint address 1020 CRC ...

Страница 174: ...tus Byte LSBit B0 Alarm condition 1 B1 Self test failure 1 B2 Alarm relay energized 1 B3 Aux 1 relay energized 1 B4 Aux 2 relay energized 1 B5 Aux 3 relay energized 1 B6 Not used MSBit B7 Not used MESSAGE FORMAT AND EXAMPLE Request status from slave 11 Table 7 5 MASTER SLAVE PACKET FORMAT FOR FUNCTION CODE 07H MASTER TRANSMISSION BYTES EXAMPLE DESCRIPTION SLAVE ADDRESS 1 11 message for slave 17 FU...

Страница 175: ...FORMAT AND EXAMPLE Loopback test from slave 11 Table 7 6 MASTER SLAVE PACKET FORMAT FOR FUNCTION CODE 08H MASTER TRANSMISSION BYTES EXAMPLE DESCRIPTION SLAVE ADDRESS 1 11 message for slave 17 FUNCTION CODE 1 08 loopback test DIAG CODE 2 00 00 must be 00 00 DATA 2 00 00 must be 00 00 CRC 2 E0 0B CRC error code SLAVE RESPONSE BYTES EXAMPLE DESCRIPTION SLAVE ADDRESS 1 11 message from slave 17 FUNCTIO...

Страница 176: ...tpoints stored and the CRC MESSAGE FORMAT AND EXAMPLE Request slave 11 to store the value 01F4 to Setpoint address 1028 and the value 2710 to setpoint address 1029 After the transmission in this example is complete PQM slave 11 will have the following Setpoints infor mation stored Address Data 1028 01F4 1029 2710 Table 7 7 MASTER SLAVE PACKET FORMAT FOR FUNCTION CODE 10H MASTER TRANSMISSION BYTES ...

Страница 177: ...in the memory map The Command Data registers must be written with valid data if the command operation requires data The selected command will be executed immediately upon receipt of a valid transmission MESSAGE FORMAT AND EXAMPLE Perform a reset on PQM operation code 1 Table 7 8 MASTER SLAVE PACKET FORMAT FOR PERFORMING COMMANDS MASTER TRANSMISSION BYTES EXAMPLE DESCRIPTION SLAVE ADDRESS 1 11 mess...

Страница 178: ... store 1 27 10 015 pm October 29 1997 The PQM allows the date and time to be stored separately In other word a broadcast command can be sent to store just date or time Table 7 9 PACKET FORMAT FOR FUNCTION CODE 16 BROADCAST COMMAND MASTER TRANSMISSION BYTES EXAMPLE DESCRIPTION SLAVE ADDRESS 1 11 message for slave 17 FUNCTION CODE 1 10 store multiple setpoints DATA STARTING ADDRESS 2 00 F0 start at ...

Страница 179: ...ansmissions received from the master with CRC errors will be ignored by the PQM The slave response to an error other than CRC error will be SLAVE ADDRESS 1 byte FUNCTION CODE 1 byte with MSbit set to 1 EXCEPTION CODE 1 byte CRC 2 bytes The PQM implements the following exception response codes 01 ILLEGAL FUNCTION The function code transmitted is not one of the functions supported by the PQM 02 ILLE...

Страница 180: ...Set points register addresses 2 A Register area memory map addresses 0100H 017FH that contains the data at the addresses in the Register Index Register data that is separated in the rest of the memory map may be remapped to adjacent register addresses in the User Definable Registers area This is accomplished by writing to register addresses in the User Definable Register Index area This allows for...

Страница 181: ...and 2 ASCII F10 1st 2nd char 0021 Serial Number Character 3 and 4 ASCII F10 3rd 4th char 0022 Serial Number Character 5 and 6 ASCII F10 5th 6th char 0023 Serial Number Character 7 and 8 ASCII F10 7th 8th char 0024 Reserved to 002F Reserved 0030 Manufacture Month Day F24 manf month day 0031 Manufacture Year F25 manufacture year 0032 Calibration Month Day F24 cal month day 0033 Calibration Year F25 ...

Страница 182: ...inable Data 0009 010A User Definable Data 000A 010B User Definable Data 000B to 0177 User Definable Data 0077 0178 Reserved to 017F Reserved User Definable Register Index Holding Registers Addresses 0180 01FF USER DEFINABLE REGISTER INDEX 0180 Register address for User Data 0000 1 F1 0 0181 Register address for User Data 0001 1 F1 0 0182 Register address for User Data 0002 1 F1 0 0183 Register add...

Страница 183: ... Aux 1 Active Status Flags 2 F106 N A 020D Aux 1 Pickup Status Flags 2 F106 N A 020E Aux 1 Active Status Flags 3 F107 N A 020F Aux 1 Pickup Status Flags 3 F107 N A 0210 Aux 2 Active Status Flags 1 F105 N A 0211 Aux 2 Pickup Status Flags 1 F105 N A 0212 Aux 2 Active Status Flags 2 F106 N A 0213 Aux 2 Pickup Status Flags 2 F106 N A 0214 Aux 2 Active Status Flags 3 F107 N A 0215 Aux 2 Pickup Status F...

Страница 184: ... Current Min F25 N A 0254 Time Hour Minutes of Phase B Curr Min F22 N A 0255 Time Seconds of Phase B Current Min F23 N A 0256 Date Month Day of Phase B Current Min F24 N A 0257 Date Year of Phase B Current Min F25 N A 0258 Time Hour Minutes of Phase C Curr Min F22 N A 0259 Time Seconds of Phase C Current Min F23 N A 025A Date Month Day of Phase C Current Min F24 N A 025B Date Year of Phase C Curre...

Страница 185: ...ax F24 N A 0277 Date Year of Current Unbalance Max F25 N A 0278 Reserved to 027F Reserved VOLTAGE 0280 Voltage Van High V F3 N A 0281 Voltage Van Low V F3 N A 0282 Voltage Vbn High V F3 N A 0283 Voltage Vbn Low V F3 N A 0284 Voltage Vcn High V F3 N A 0285 Voltage Vcn Low V F3 N A 0286 Average Phase Voltage High V F3 N A 0287 Average Phase Voltage Low V F3 N A 0288 Voltage Vab High V F3 N A 0289 Vo...

Страница 186: ...F24 N A 02AE Date Year of Voltage Van Min F25 N A 02AF Time Hour Minutes of Voltage Vbn Min F22 N A 02B0 Time Seconds of Voltage Vbn Min F23 N A 02B1 Date Month Day of Voltage Vbn Min F24 N A 02B2 Date Year of Voltage Vbn Min F25 N A 02B3 Time Hour Minutes of Voltage Vcn Min F22 N A 02B4 Time Seconds of Voltage Vcn Min F23 N A 02B5 Date Month Day of Voltage Vcn Min F24 N A 02B6 Date Year of Voltag...

Страница 187: ...ab Max F24 N A 02D6 Date Year of Voltage Vab Max F25 N A 02D7 Time Hour Minutes of Voltage Vbc Max F22 N A 02D8 Time Seconds of Voltage Vbc Max F23 N A 02D9 Date Month Day of Voltage Vbc Max F24 N A 02DA Date Year of Voltage Vbc Max F25 N A 02DB Time Hour Minutes of Voltage Vca Max F22 N A 02DC Time Seconds of Voltage Vca Max F23 N A 02DD Date Month Day of Voltage Vca Max F24 N A 02DE Date Year of...

Страница 188: ...eal Power low 0 01 x kW F4 N A 0307 Phase C Reactive Power high 0 01 x kvar F4 N A 0308 Phase C Reactive Power low 0 01 x kvar F4 N A 0309 Phase C Apparent Power high 0 01 x kVA F3 N A 030A Phase C Apparent Power low 0 01 x kVA F3 N A 030B Phase C Power Factor 0 01 x PF F2 N A 030C 3 Phase Real Power Minimum high 0 01 x kW F4 N A 030D 3 Phase Real Power Minimum low 0 01 x kW F4 N A 030E 3 Phase Re...

Страница 189: ...hase B Real Power Maximum low 0 01 x kW F4 N A 0331 Phase B Reactive Power Maximum high 0 01 x kvar F4 N A 0332 Phase B Reactive Power Maximum low 0 01 x kvar F4 N A 0333 Phase B Apparent Power Maximum high 0 01 x kVA F3 N A 0334 Phase B Apparent Power Maximum low 0 01 x kVA F3 N A 0335 Phase B Power Factor Maximum 0 01 x PF F2 N A 0336 Phase C Real Power Minimum high 0 01 x kW F4 N A 0337 Phase C...

Страница 190: ... Max F22 N A 035D Time Seconds of Apparent Pwr Max F23 N A 035E Date Month Day of Apparent Pwr Max F24 N A 035F Date Year of Apparent Power Max F25 N A 0360 Time Hour Minutes of Power Factor Max F22 N A 0361 Time Seconds of Power Factor Max F23 N A 0362 Date Month Day of Power Factor Max F24 N A 0363 Date Year of Power Factor Max F25 N A 0364 Time Hour Min of Phase A Real Pwr Min F22 N A 0365 Time...

Страница 191: ...ur Min of Phase B React Pwr Min F22 N A 0389 Time Seconds of Phase B React Pwr Min F23 N A 038A Date Month Day of Phase B React Pwr Min F24 N A 038B Date Year of Phase B Reactive Pwr Min F25 N A 038C Time Hour Min of Phase B App Pwr Min F22 N A 038D Time Seconds of Phase B App Pwr Min F23 N A 038E Date Month Day of Phase B App Pwr Min F24 N A 038F Date Year of Phase B Apparent Pwr Min F25 N A 0390...

Страница 192: ...se C PF Min F23 N A 03B2 Date Month Day of Phase C PF Min F24 N A 03B3 Date Year of Phase C Power Factor Min F25 N A 03B4 Time Hour Min of Phase C Real Pwr Max F22 N A 03B5 Time Seconds of Phase C Real Pwr Max F23 N A 03B6 Date Month Day of Phase C Real Pwr Max F24 N A 03B7 Date Year of Phase C Real Power Max F25 N A 03B8 Time Hour Min of Phase C React Pwr Max F22 N A 03B9 Time Seconds of Phase C ...

Страница 193: ...egative Real Energy high kWh F3 N A 03E7 Tariff Period 1 Negative Real Energy low kWh F3 N A 03E8 Tariff Period 2 Positive Real Energy high kWh F3 N A 03E9 Tariff Period 2 Positive Real Energy low kWh F3 N A 03EA Tariff Period 2 Negative Real Energy high kWh F3 N A 03EB Tariff Period 2 Negative Real Energy low kWh F3 N A 03EC Tariff Period 3 Positive Real Energy high kWh F3 N A 03ED Tariff Period ...

Страница 194: ...s Min of Phase A Cur Dmd Max F22 N A 0415 Time Seconds of Phase A Cur Dmd Max F23 N A 0416 Date Mnth Day of Phase A Cur Dmd Max F24 N A 0417 Date Year of Phase A Cur Dmd Max F25 N A 0418 Time Hours Min of Phase B Cur Dmd Max F22 N A 0419 Time Seconds of Phase B Cur Dmd Max F23 N A 041A Date Mnth Day of Phase B Cur Dmd Max F24 N A 041B Date Year of Phase B Cur Dmd Max F25 N A 041C Time Hours Min of...

Страница 195: ... N A 044A Date Year of Frequency Min F25 N A 044B Reserved to 044F Reserved PULSE INPUT COUNTERS 0450 Pulse Input 1 high F3 N A 0451 Pulse Input 1 low F3 N A 0452 Pulse Input 2 high F3 N A 0453 Pulse Input 2 low F3 N A 0454 Pulse Input 3 high F3 N A 0455 Pulse Input 3 low F3 N A 0456 Pulse Input 4 high F3 N A 0457 Pulse Input 4 low F3 N A ANALOG INPUT 0458 Main Alternate Analog Input High F3 N A 0...

Страница 196: ... 0486 Voltage Van THD Maximum 0 1 x F1 N A 0487 Voltage Vbn THD Maximum 0 1 x F1 N A 0488 Voltage Vcn THD Maximum 0 1 x F1 N A 0489 Voltage Vab THD Maximum 0 1 x F1 N A 048A Voltage Vbc THD Maximum 0 1 x F1 N A 048B Voltage Vca THD Maximum 0 1 x F1 N A 048C Time Hour Min of Phase A Cur THD Max F22 N A 048D Time Seconds of Phase A Cur THD Max F23 N A 048E Date Mnth Day of Phase A Cur THD Max F24 N ...

Страница 197: ...D Time Seconds of Vbc THD Max F23 N A 04AE Date Month Day of Vbc THD Max F24 N A 04AF Date Year of Vbc THD Max F25 N A 04B0 Time Hours Min of Vca THD Max F22 N A 04B1 Time Seconds of Vca THD Max F23 N A 04B2 Date Month Day of Vca THD Max F24 N A 04B3 Date Year of Vca THD Max F25 N A 04B4 Average Current THD 0 1 x F1 N A 04B5 Average Voltage THD 0 1 x F1 N A 04B6 Reserved to 04C7 Reserved DEBUG DAT...

Страница 198: ...pling Scale Factor high A or V x 10000 F3 N A 04FA High Speed Sampling Scale Factor low A or V x 10000 F3 N A 04FB Freq of High Speed Sampling Waveform 0 01 xHz F1 N A 04FC Time Hours Minutes of Last Sampling F22 N A 04FD Time Seconds of Last Sampling F23 N A 04FE Date Month Day of Last Sampling F24 N A 04FF Date Year of Last Sampling F25 N A 0500 High Speed Sample Buffer 1 ADC counts F2 N A 0501 ...

Страница 199: ...6B5 Ib Sample Buffer 4 ADC counts F2 N A to 072E Ib Sample Buffer 125 ADC counts F2 N A 072F Ib Sample Buffer 126 ADC counts F2 N A 0730 Ib Sample Buffer 127 ADC counts F2 N A 0731 Ib Sample Buffer 128 ADC counts F2 N A 0732 Reserved to 0737 Reserved WAVEFORM CAPTURE Ic 0738 Ic Waveform Capture Scale Factor high A x 10000 F3 N A 0739 Ic Waveform Capture Scale Factor low A x 10000 F3 N A 073A Ic Sa...

Страница 200: ...er 4 ADC counts F2 N A to 08C6 Van Sample Buffer 125 ADC counts F2 N A 08C7 Van Sample Buffer 126 ADC counts F2 N A 08C8 Van Sample Buffer 127 ADC counts F2 N A 08C9 Van Sample Buffer 128 ADC counts F2 N A 08CA Reserved to 08CF Reserved WAVEFORM CAPTURE Vbn 08D0 Vbn Waveform Capture Scale Factor high V x 10000 F3 N A 08D1 Vbn Waveform Capture Scale Factor low V x 10000 F3 N A 08D2 Vbn Sample Buffe...

Страница 201: ...egister 64 F1 0A41 Reserved to 0A4F Reserved DATA LOGGER LOG NUMBERS 0A50 Ia Log Number F110 0 not selected 0A51 Ib Log Number F110 0 not selected 0A52 Ic Log Number F110 0 not selected 0A53 Iavg Log Number F110 0 not selected 0A54 In Log Number F110 0 not selected 0A55 I Unbalance Log Number F110 0 not selected 0A56 Van Log Number F110 0 not selected 0A57 Vbn Log Number F110 0 not selected 0A58 V...

Страница 202: ...0 0 not selected 0A75 Ia Demand Log Number F110 0 not selected 0A76 Ib Demand Log Number F110 0 not selected 0A77 Ic Demand Log Number F110 0 not selected 0A78 In Demand Log Number F110 0 not selected 0A79 P3 Demand Log Number F110 0 not selected 0A7A Q3 Demand Log Number F110 0 not selected 0A7B S3 Demand Log Number F110 0 not selected 0A7C Ia THD Log Number F110 0 not selected 0A7D Ib THD Log Nu...

Страница 203: ...0AAC Log 2 Date Month Year F24 N A 0AAD Log 2 Date Year F25 N A 0AAE Log 2 Start Address F1 0 0AAF Log 2 Record Size bytes F1 0 0AB0 Log 2 Total Records F1 0 0AB1 Log 2 Pointer to First Item of First Record F1 0 0AB2 Log 2 Pointer to 1st Item of Record After Last F1 0 0AB3 Log 2 Status F35 0 STOPPED 0AB4 Log 2 Records Used F1 0 0AB5 Log 2 Time Until next Reading high s F3 N A 0AB6 Log 2 Time Until...

Страница 204: ...Record N V Unbalance 0 1 x F1 N A 0AF9 Record N Pa high 0 01 x kW F4 N A 0AFA Record N Pa low 0 01 x kW F4 N A 0AFB Record N Qa high 0 01 x kvar F4 N A 0AFC Record N Qa low 0 01 x kvar F4 N A 0AFD Record N Sa high 0 01 x kVA F3 N A 0AFE Record N Sa low 0 01 x kVA F3 N A 0AFF Record N PFa 0 01 x PF F2 N A 0B00 Record N Pb high 0 01 x kW F4 N A 0B01 Record N Pb low 0 01 x kW F4 N A 0B02 Record N Qb ...

Страница 205: ...F1 N A 0B22 Record N Ic Demand A F1 N A 0B23 Record N In Demand A F1 N A 0B24 Record N P3 Demand high 0 01 x kW F4 N A 0B25 Record N P3 Demand low 0 01 x kW F4 N A 0B26 Record N Q3 Demand high 0 01 x kvar F4 N A 0B27 Record N Q3 Demand low 0 01 x kvar F4 N A 0B28 Record N S3 Demand high 0 01 x kVA F3 N A 0B29 Record N S3 Demand low 0 01 x kVA F3 N A 0B2A Record N Ia THD 0 1 x F1 N A 0B2B Record N ...

Страница 206: ...Day Trace 3 F24 N A 0BAC Date Year Trace 3 F25 N A 0BAD Trigger Sample Number 3 F1 N A 0BAE Frequency 3 0 01xHz F1 N A 0BB8 Trace Memory Waveform Selection F40 N A 0BB9 Waveform Scale Factor high A Vx10000 F3 N A 0BBA Waveform Scale Factor low A Vx10000 F3 N A 0BBB Data Buffer 1 ADCcounts 2 F2 N A 0BBC Data Buffer 2 ADCcounts 2 F2 N A to 0DF9 Data Buffer 575 ADCcounts 2 F2 N A 0DFA Data Buffer 576...

Страница 207: ...to 2 1 F13 0 NONE 1022 Reserved to 1027 Reserved RS232 SERIAL PORT 1028 Modbus Baud Rate for RS232 0 to 4 1 F12 3 9600 1029 Parity for RS232 0 to 2 1 F13 0 NONE 102A Reserved to 102F Reserved CALCU LATION PARAMETERS 1030 Current Demand Calculation Type 0 to 2 1 F28 0 Block Interval 1031 Current Demand Time Interval 5 to 180 1 minutes F1 30 min 1032 Power Demand Calculation Type 0 to 2 1 F28 0 Bloc...

Страница 208: ...056 Nominal Direct Input Voltage 40 to 600 1 V F1 600 V 1057 Nominal Frequency 50 to 60 10 Hz F1 60 Hz 1058 CT Wiring 0 to 3 1 F44 0 A B AND C 1059 Reserved to 105F Reserved ANALOG OUTPUT 1 1060 Analog Output 1 Main Type 0 to 59 1 F14 0 NOT USED 1061 Analog Output 1 Main Min Value See Analog Output Range Table on page 7 63 0 1062 Analog Output 1 Main Max Value See Analog Output Range Table on page...

Страница 209: ... 0 to 3 1 F19 0 OFF 1081 Analog In Main Name 1st and 2nd char ASCII F10 1082 Analog In Main Name 3rd and 4th char ASCII F10 MA 1083 Analog In Main Name 5th and 6th char ASCII F10 IN 1084 Analog In Main Name 7th and 8th char ASCII F10 A 1085 Analog In Main Name 9th and 10th char ASCII F10 NA 1086 Analog In Main Name 11th and 12th char ASCII F10 LO 1087 Analog In Main Name 13th and 14th char ASCII F...

Страница 210: ... 0 OFF 10AA Analog Input Alt Level 0 to 65000 1 F1 0 10AB Analog Input Alt Delay 5 to 6000 5 0 1 xs F1 100 10 0 s 10AC Reserved 10AD Reserved 10AE Reserved 10AF Reserved SWITCH A 10B0 Switch A Name characters 1 and 2 ASCII F10 10B1 Switch A Name characters 3 and 4 ASCII F10 S 10B2 Switch A Name characters 5 and 6 ASCII F10 WI 10B3 Switch A Name characters 7 and 8 ASCII F10 TC 10B4 Switch A Name ch...

Страница 211: ...me characters 13 and 14 ASCII F10 PU 10D7 Switch C Name characters 15 and 16 ASCII F10 T 10D8 Switch C Name characters 17 and 18 ASCII F10 C 10D9 Switch C Name characters 19 and 20 ASCII F10 10DA Switch C Function 0 to 14 1 F20 0 NOT USED 10DB Switch C Activation 0 to 1 1 F27 1 CLOSED 10DC Switch C Time Delay 0 to 6000 1 0 1 x s F1 0 0 s 10DD Reserved 10DE Reserved 10DF Reserved SWITCH D 10E0 Swit...

Страница 212: ...and 4th char ASCII F10 ni 10FF Pulse Input Units 5th and 6th char ASCII F10 ts 1100 Pulse Input Units 7th and 8th char ASCII F10 1101 Pulse Input Units 9th and 10th char ASCII F10 1102 Pulse Input 1 Value 0 to 65000 1 Units F1 1 1103 Pulse Input 2 Value 0 to 65000 1 Units F1 1 1104 Pulse Input 3 Value 0 to 65000 1 Units F1 1 1105 Pulse Input 4 Value 0 to 65000 1 Units F1 1 1106 Pulse Input Total 0...

Страница 213: ... V F1 100 V 1138 Overvoltage Delay 5 to 6000 5 0 1 x s F1 100 10 0 s 1139 Phases Req d for Operation of O V 0 to 2 1 F30 0 ANY ONE 113A Phase Current Unbalance Relay 0 to 4 1 F29 0 OFF 113B Phase Current Unbalance Level 1 to 100 1 F1 10 113C Phase Current Unbalance Delay 5 to 6000 5 0 1 x s F1 100 10 0 s 113D Voltage Unbalance Relay 0 to 4 1 F29 0 OFF 113E Voltage Unbalance Level 1 to 100 1 F1 10 ...

Страница 214: ... 0 to 4 1 F29 0 OFF 1172 Negative Reactive Power Level in kVAR 1 to 65000 1 kVAR F1 1000 kVAR 1173 Negative Reactive Power Delay 5 to 6000 5 0 1 x s F1 100 10 0 s 1174 Positive Real Power Level in MW 1 to 65000 1 0 01 MW F1 10 00MW 1175 Negative Real Power Level in MW 1 to 65000 1 0 01 MW F1 10 00MW 1176 Positive Reactive Power Level in MVAR 1 to 65000 1 0 01 MVAR F1 10 00MVAR 1177 Negative Reacti...

Страница 215: ... 1000 kvar 119C Apparent Power Demand Relay 0 to 4 1 F29 0 OFF 119D Apparent Power Demand Level 1 to 65000 1 kVA F1 1000 kVA 119E Negative Real Power Demand Relay 0 to 4 1 F29 0 OFF 119F Negative Real Power Demand Level 1 to 65000 1 kW F1 1000 kW 11A0 Negative Reactive Power Demand Relay 0 to 4 1 F29 0 OFF 11A1 Negative Reactive Power Demand Level 1 to 65000 1 kvar F1 1000 kvar 11A2 Reserved to 11...

Страница 216: ...age 0 to 65000 1 V F1 0 V 11CF Vbx Voltage 0 to 65000 1 V F1 0 V 11D0 Vcx Voltage 0 to 65000 1 V F1 0 V 11D1 Phase Angle 0 to 359 1 degrees F1 0 degrees 11D2 Analog Output Simulation 0 to 1 1 F11 0 OFF 11D3 Analog Output Simulation Time 5 to 305 5 min F1 15 min 11D4 Analog Output 1 0 to 1201 1 0 1 x F1 1201 OFF 11D5 Analog Output 2 0 to 1201 1 0 1 x F1 1201 OFF 11D6 Analog Output 3 0 to 1201 1 0 1...

Страница 217: ...0 32 to 127 1 ASCII F10 ri 11FF Programmable message chars 31 32 32 to 127 1 ASCII F10 al 1200 Programmable message chars 33 34 32 to 127 1 ASCII F10 c 1201 Programmable message chars 35 36 32 to 127 1 ASCII F10 om 1202 Programmable message chars 37 38 32 to 127 1 ASCII F10 p 1203 Programmable message chars 39 40 32 to 127 1 ASCII F10 m 1204 Reserved to 120F Reserved FLASH MESSAGE 1210 Flash messa...

Страница 218: ...o 1 1 F31 0 NO 126B Reserved to 126F Reserved 1270 Ia Log Assignment 0 to 3 1 F34 0 NONE 1271 Ib Log Assignment 0 to 3 1 F34 0 NONE 1272 Ic Log Assignment 0 to 3 1 F34 0 NONE 1273 Iavg Log Assignment 0 to 3 1 F34 0 NONE 1274 In Log Assignment 0 to 3 1 F34 0 NONE 1275 I Unbalance Log Assignment 0 to 3 1 F34 0 NONE 1276 Van Log Assignment 0 to 3 1 F34 0 NONE 1277 Vbn Log Assignment 0 to 3 1 F34 0 NO...

Страница 219: ... NONE 129A Q3 Demand Log Assignment 0 to 3 1 F34 0 NONE 129B S3 Demand Log Assignment 0 to 3 1 F34 0 NONE 129C Ia THD Log Assignment 0 to 3 1 F34 0 NONE 129D Ib THD Log Assignment 0 to 3 1 F34 0 NONE 129E Ic THD Log Assignment 0 to 3 1 F34 0 NONE 129F In THD Log Assignment 0 to 3 1 F34 0 NONE 12A0 Van THD Log Assignment 0 to 3 1 F34 0 NONE 12A1 Vbn THD Log Assignment 0 to 3 1 F34 0 NONE 12A2 Vcn T...

Страница 220: ...0 cycles 12E1 Trace Memory Waveform Selection 0 to 6 1 F40 0 Ia 12E2 Trace Memory Trigger Relay 0 to 4 1 F29 0 OFF 12E3 Reserved to 12EF Reserved PRODUCT OPTIONS 12F0 Product Options Upgrade 0 to 23 1 F116 0 12F1 Product Modifications Upgrade MOD1 0 to 999 1 F1 0 12F2 Product Modifications Upgrade MOD2 0 to 999 1 F1 0 12F3 Product Modifications Upgrade MOD3 0 to 999 1 F1 0 12F4 Product Modificatio...

Страница 221: ...lear Min Max Voltage Values 18 Clear Min Max Power Values 19 Clear Max THD Values 20 Clear Switch Input Pulse Count 21 High Speed Sampling Trigger 22 Upload Mode Entry 2 23 Upload Mode Entry 1 F7 con t 24 Factory Setpoints Reload 2 25 Factory Setpoints Reload 1 26 Test Relays and LEDs 27 Waveform Capture Trigger 28 Start Data Log s 29 Stop Data Log s 30 Resize Data Logs valid only if both logs are...

Страница 222: ...e 7 11 MEMORY MAP DATA FORMATS Sheet 3 of 16 CODE DESCRIPTION BITMASK F14 con t 36 3 Phase Positive Real Energy Used 37 3 Phase Positive Reactive Energy Used 38 3 Phase Negative Real Energy Used 39 3 Phase Negative Reactive Energy Used 40 3 Phase Apparent Energy Used 41 Phase A Current Demand 42 Phase B Current Demand 43 Phase C Current Demand 44 Neutral Current Demand 45 3 Phase Real Power Demand...

Страница 223: ...28 UNSIGNED INTEGER DEMAND CALCULATION TYPE FFFF 0 Thermal Exponential 1 Block Interval 2 Rolling Interval Table 7 11 MEMORY MAP DATA FORMATS Sheet 5 of 16 CODE DESCRIPTION BITMASK F29 UNSIGNED INTEGER ALARM CONTROL RELAY SELECTION FFFF 0 Off 1 Alarm Relay 2 Auxiliary Relay 1 3 Auxiliary Relay 2 4 Auxiliary Relay 3 F30 UNSIGNED INTEGER PHASES REQ D FOR OPERATION FFFF 0 Any One 1 Any Two 2 All Thre...

Страница 224: ...larm Clear 63 Undervoltage Alarm Clear Table 7 11 MEMORY MAP DATA FORMATS Sheet 7 of 16 CODE DESCRIPTION BITMASK 64 Overvoltage Alarm Clear 65 Current Unbalance Alarm Clear 66 Voltage Unbalance Alarm Clear 67 Phase Reversal Alarm Clear 68 Power Factor Lead 1 Alarm Clear 69 Power Factor Lead 2 Alarm Clear 70 Power Factor Lag 1 Alarm Clear 71 Power Factor Lag 2 Alarm Clear 72 Positive kW Alarm Clear...

Страница 225: ...0 Phase A B and C 1 Phase A and B only 2 Phase A and C only 3 Phase A only Table 7 11 MEMORY MAP DATA FORMATS Sheet 9 of 16 CODE DESCRIPTION BITMASK F47 DNP PORT FFFF 0 NONE 1 RS232 2 COM1 3 COM2 F100 PQM OPTIONS FFFF No Options Installed Chassis Mount 0000 PQM Display Version 0001 T20 4 20mA Transducer Option 0002 T1 0 1mA Transducer Option 0004 C Control Option 0008 A Power Analysis Option 0010 ...

Страница 226: ...F105 ALARM STATUS FLAGS 1 FFFF Phase Undercurrent Alarm 0001 Phase Overcurrent Alarm 0002 Neutral Overcurrent Alarm 0004 Undervoltage Alarm 0008 Overvoltage Alarm 0010 Current Unbalance Alarm 0020 Voltage Unbalance Alarm 0040 Voltage Phase Reversal 0080 Power Factor Lead Alarm 1 0100 Power Factor Lead Alarm 2 0200 Power Factor Lag Alarm 1 0400 Power Factor Lag Alarm 2 0800 Positive Real Power Alar...

Страница 227: ... 0100 Not Used 0200 Not Used 0400 Not Used 0800 Not Used 1000 Not Used 2000 Not Used 4000 Not Used 8000 F110 DATA LOGGER NUMBERS FFFF Log 1 0001 Log 2 0002 Table 7 11 MEMORY MAP DATA FORMATS Sheet 13 of 16 CODE DESCRIPTION BITMASK F110 con t Not Used 0004 Not Used 0008 Not Used 0010 Not Used 0020 Not Used 0040 Not Used 0080 Not Used 0100 Not Used 0200 Not Used 0400 Not Used 0800 Not Used 1000 Not ...

Страница 228: ...Used Not Used Not Used Not Used Not Used Not Used Not Used Table 7 11 MEMORY MAP DATA FORMATS Sheet 15 of 16 CODE DESCRIPTION BITMASK F115 con t Not Used Not Used Not Used Not Used Not Used F116 PRODUCT OPTIONS UPGRADE FFFF 0 PQM ND 1 PQM 2 PQM ND T20 3 PQM T20 4 PQM ND T1 5 PQM T1 6 PQM ND C 7 PQM C 8 PQM ND T20 C 9 PQM T20 C 10 PQM ND T1 C 11 PQM T1 C 12 PQM ND A 13 PQM A 14 PQM ND T20 A 15 PQM ...

Страница 229: ... 0 01 xPF 0 18 3 Phase kW 32500 to 32500 1 kW 0 19 3 Phase kvar 32500 to 32500 1 kvar 0 20 3 Phase kVA 0 to 65400 1 kVA 0 21 3 Phase MW 32500 to 32500 1 0 1 xMW 0 22 3 Phase Mvar 32500 to 32500 1 0 1 xMvar 0 23 3 Phase MVA 0 to 65400 1 0 1 xMVA 0 24 Phase A PF 99 to 99 1 0 01 xPF 0 25 Phase A kW 32500 to 32500 1 kW 0 26 Phase A kvar 32500 to 32500 1 kvar 0 27 Phase A kVA 0 to 65400 1 kVA 0 28 Phas...

Страница 230: ...HD 0 to 1000 1 0 1 0 50 Phase A Current THD 0 to 1000 1 0 1 0 51 Phase B Current THD 0 to 1000 1 0 1 0 52 Phase C Current THD 0 to 1000 1 0 1 0 53 Voltage Van THD 0 to 1000 1 0 1 0 54 Voltage Vbn THD 0 to 1000 1 0 1 0 55 Voltage Vcn THD 0 to 1000 1 0 1 0 56 Voltage Vab THD 0 to 1000 1 0 1 0 57 Voltage Vbc THD 0 to 1000 1 0 1 0 58 Neutral Current THD 0 to 1000 1 0 1 0 59 Serial Control 32500 to 325...

Страница 231: ...he complete list is described in the attached table none Maximum Data Link Frame Size octets Transmitted 249 Received 292 Maximum Application Fragment Size octets Transmitted 2048 Received 2048 Maximum Data Link Re tries None Fixed Configurable Maximum Application Layer Re tries None Configurable Requires Data Link Layer Confirmation Never Always Sometimes Configurable Requires Application Layer C...

Страница 232: ...riations requested Never Only time tagged Only non time tagged Configurable to send both one or the other Reports time tagged Binary Input Change Events when no specific variation requested Never Binary Input Change With Time Binary Input Change With Relative Time Configurable Sends Unsolicited Responses Never Configurable Only certain objects Sometimes ENABLE DISABLE UNSOLICITED Function codes su...

Страница 233: ...ag 1 7 8 9 10 06 07 08 129 00 01 21 0 Frozen Counter All Variations 1 06 07 08 129 00 01 21 9 32 Bit Frozen Counter Without Flag 1 06 07 08 129 00 01 21 10 16 Bit Frozen Counter Without Flag 1 06 07 08 129 00 01 30 0 Analog Input All Variations 1 06 30 1 32 Bit Analog Input With Flag 1 00 01 06 129 00 01 30 2 16 Bit Analog Input With Flag 1 00 01 06 129 00 01 30 3 32 Bit Analog Input Without Flag ...

Страница 234: ...ault variation for all objects returned by the relay These are the variations that will be returned for the object in a response when no specific variation is specified in a request 8 1 4 INTERNAL INDICATION BITS The following internal indication bits are supported DEFAULT VARIATIONS Object Description Default Variation 1 Binary Input Single Bit 1 2 Binary Input Change With Time 2 10 Binary Output...

Страница 235: ...iliary relay 1 energized Class 1 17 Auxiliary relay 2 energized Class 1 18 Auxiliary relay 3 energized Class 1 19 Aux 1 relay LED active Class 1 20 Aux 2 relay LED active Class 1 21 Aux 3 relay LED active Class 1 22 Alarm LED active Class 1 23 Program LED active Class 1 24 Simulation LED active Class 1 25 Alarm relay LED active Class 1 26 Self test LED active Class 1 27 Aux 1 relay LED solid not f...

Страница 236: ...tral demand Class 1 60 Alarm active switch A Class 1 61 Alarm active switch B Class 1 62 Alarm active switch C Class 1 63 Alarm active switch D Class 1 64 Alarm active internal fault Class 1 65 Alarm active serial COM1 failure Class 1 66 Alarm active serial COM2 failure Class 1 67 Alarm active clock not set Class 1 68 Alarm active parameters not set Class 1 69 Alarm active Pulse input 1 Class 1 70...

Страница 237: ...lash message for 5 seconds next to useless at the moment since you have to set up the display message using Modbus 10 Clear energy values 11 Clear max demand values 12 Clear min max current values 13 Clear min max voltage values 14 Clear min max power values 15 Clear max THD values 16 Clear switch input pulse count 17 Clear event record 18 Simulate SETPOINT keypress 19 Simulate ACTUAL keypress 20 ...

Страница 238: ...d A Pulse On Code takes effect immediately when received Thus the timing is irrelevant 4 The Status field in the response will reflect the success or failure of the control attempt thus A Status of Request Accepted 0 will be returned if the command was accepted A Status of Request not Accepted due to Formatting Errors 3 will be returned if the Control Code field was incorrectly formatted or an inv...

Страница 239: ...32 bit volts 1 unit F3 3 7 Nominal Single Phase VA4 VT Nominal Pri x Phase CT Pri 32 bit VA 1 unit F3 3 8 Nominal Three Phase VA VT Nominal Pri x Phase CT Pri x 3 32 bit VA 1 unit F3 3 9 0240 Phase A Current 1000ths of nominal A 20 units F1 1 10 0241 Phase B Current 1000ths of nominal 20 units F1 1 11 0242 Phase C Current 1000ths of nominal 20 units F1 1 12 0243 Average Current 1000ths of nominal ...

Страница 240: ...its F1 3 43 0403 Neutral Current Demand 1000ths of nominal 20 units F1 3 44 0404 3 Phase Real Power Demand 1000ths of nominal 20 units F4 3 45 0406 3 Phase React Power Demand 1000ths of nominal 20 units F4 3 46 0408 3 Phase Apparent Power Demand 1000ths of nominal 20 units F3 3 47 0440 Frequency 0 01x Hz 05 Hz F1 1 48 0458 Main Alternate Analog Input Unit varies 32 bits 10 F3 2 49 0470 Ia Crest Fa...

Страница 241: ...tage Vbc Minimum 1000ths of nominal V 1 unit F3 3 82 029B Voltage Vca Minimum 1000ths of nominal V 1 unit F3 3 83 029D Voltage Unbalance Minimum 0 1 x 1 unit F1 3 84 029E Voltage Van Maximum 1000ths of nominal V 1 unit F3 3 85 02A0 Voltage Vbn Maximum 1000ths of nominal V 1 unit F3 3 86 02A2 Voltage Vcn Maximum 1000ths of nominal V 1 unit F3 3 87 02A4 Voltage Vab Maximum 1000ths of nominal V 1 uni...

Страница 242: ... Apparent Power Minimum 1000ths of nominal 1 unit F3 3 118 033C Phase C Power Factor Minimum 1 unit F2 3 119 033D Phase C Real Power Maximum 1000ths of nominal 1 unit F4 3 120 033F Phase C Reactive Power Maximum 1000ths of nominal 1 unit F4 3 121 0341 Phase C Apparent Power Maximum 1000ths of nominal 1 unit F3 3 122 0343 Phase C Power Factor Maximum 1 unit F2 3 123 040A Phase A Current Demand Maxi...

Страница 243: ...tion Month Day F24 164 0033 Calibration Year F25 1 This point is used to reconstruct neutral current values from the 1 000ths per unit quantities given in the other points Multiply the particular point by this one and divide by 1000 to get amps 2 The VT Ratio setpoint is always reported but is not used if a direct i e without VTs voltage wiring scheme is config ured In this case the VT Ratio setpo...

Страница 244: ...unter Change Event object 22 Frozen Counter Events object 23 Point Num Modbus Register Description Unit Deadband Format code Event class point assigned to 0 0450 Pulse Input 1 F3 1 0452 Pulse Input 2 F3 2 0454 Pulse Input 3 F3 3 0456 Pulse Input 4 F3 4 0460 Totalized Pulse Input F3 5 03D0 3 Phase Positive Real Energy Used kWh F3 6 03D2 3 Phase Negative Real Energy Used kWh F3 7 03D4 3 Phase Positi...

Страница 245: ...YPE CURRENT DEMAND TIME INTERVAL min POWER DEMAND TYPE POWER DEMAND TIME INTERVAL min S1 PQM SETUP continued ENERGY COST PER kWh cents TARIFF PERIOD 1 START TIME min TARIFF PERIOD 1 COST PER kWh cents TARIFF PERIOD 2 START TIME min TARIFF PERIOD 2 COST PER kWh cents TARIFF PERIOD 3 START TIME min TARIFF PERIOD 3 COST PER kWh cents EVENT RECORDER EVENT RECORDER OPERATION TRACE MEMORY TRACE MEMORY U...

Страница 246: ...MAIN 4 mA VALUE MAIN 20 mA VALUE ANALOG OUTPUT 3 ALT ALT 4 mA VALUE ALT 20 mA VALUE Table 9 1 PQM SETPOINTS Sheet 3 of 11 S2 SYSTEM SETUP continued ANALOG OUTPUT 4 ANALOG OUT 4 MAIN MAIN 4 mA VALUE MAIN 20 mA VALUE ANALOG OUTPUT 4 ALT ALT 4 mA VALUE ALT 20 mA VALUE ANALOG INPUT ANALOG IN MAIN ALT SELECT RELAY ANALOG IN MAIN NAME ANALOG IN MAIN UNITS MAIN 4 mA VALUE MAIN 20 mA VALUE ANALOG IN MAIN ...

Страница 247: ...L kWh POS kvarh PULSE OUTPUT RELAY POS kvarh PULSE OUTPUT INTERVAL kvarh NEG kvarh PULSE OUTPUT RELAY NEG kvarh PULSE OUTPUT INTERVAL kvarh kVAh PULSE OUTPUT RELAY kVAh PULSE OUTPUT INTERVAL kVAh PULSE WIDTH PULSE INPUT PULSE INPUT UNITS PULSE INPUT 1 VALUE PULSE INPUT 2 VALUE PULSE INPUT 3 VALUE PULSE INPUT 4 VALUE PULSE INPUT ADDITION Table 9 1 PQM SETPOINTS Sheet 5 of 11 S3 OUTPUT RELAYS ALARM ...

Страница 248: ...UNBALANCE RELAY VOLTAGE UNBALANCE LEVEL VOLTAGE UNBALANCE DELAY sec VOLTS PHASE REVERSAL RELAY VOLTS PHASE REVERSAL DELAY sec Table 9 1 PQM SETPOINTS Sheet 7 of 11 S4 ALARMS CONTROL continued TOTAL HARMONIC DISTORTION AVERAGE CURRENT THD RELAY AVERAGE CURRENT THD LEVEL AVERAGE CURRENT THD DELAY sec AVERAGE VOLTAGE THD RELAY AVERAGE VOLTAGE THD LEVEL AVERAGE VOLTAGE THD DELAY sec FREQUENCY UNDERFRE...

Страница 249: ...POS REAL POWER DMD RELAY 3Φ POS REAL POWER DMD LEVEL kW 3Φ POS REACT POWER DMD RELAY 3Φ POS REACT POWER DMD LEVEL kvar 3Φ NEG REAL POWER DMD RELAY 3Φ NEG REAL POWER DMD LEVEL kW 3Φ NEG REACT POWER DMD RELAY 3Φ NEG REACT POWER DMD LEVEL kvar 3Φ APPARENT POWER DMD RELAY 3Φ APPARENT POWER DMD LEVEL kVA Table 9 1 PQM SETPOINTS Sheet 9 of 11 S4 ALARMS CONTROL continued PULSE INPUT PULSE INPUT 1 RELAY P...

Страница 250: ...ENT A NEUTRAL CURRENT A Vax VOLTAGE V Vbx VOLTAGE V Vcx VOLTAGE V PHASE ANGLE ANALOG OUTPUTS SIMULATION SIMULATION SIMULATION ENABLED FOR min ANALOG OUTPUT 1 ANALOG OUTPUT 2 ANALOG OUTPUT 3 ANALOG OUTPUT 4 ANALOG INPUT SIMULATION SIMULATION SIMULATION ENABLED FOR min ANALOG INPUT mA SWITCH INPUTS SIMULATION SIMULATION SIMULATION ENABLED FOR min SWITCH INPUT A SWITCH INPUT B SWITCH INPUT C SWITCH I...

Страница 251: ...Alarm Neutral Overcurrent Alarm Clear Overcurrent Alarm Overcurrent Alarm Clear Overfrequency Alarm Overfrequency Alarm Clear Overvoltage Alarm Overvoltage Alarm Clear Parameters Not Set Alarm Parameters Not Set Alarm Clear Phase A Current Demand Alarm Phase A Current Demand Alarm Clear Phase B Current Demand Alarm Phase B Current Demand Alarm Clear Phase C Current Demand Alarm Phase C Current Dem...

Страница 252: ...a Ia Demand Ia THD Ib Ib Demand Ib THD Ic Ic Demand Ic THD In In Demand In THD kVAh high kVAh low Negative kvarh high Negative kvarh low Negative kWh low Negative kWh high P3 high P3 low P3 Demand high P3 Demand low Pa high Pa low Pb high Pb low Pc high Pc low PF3 PFa PFb PFc Positive kvarh high Positive kvarh low Positive kWh high Positive kWh low Q3 high Q3 low Q3 Demand high Q3 Demand low Qa hi...

Страница 253: ...o read the Event Recorder in this fashion However this Event Number is usually not known and the entire Event Record must be read The eas iest way to do this is to read the PQM Memory Map location 0AD0h Total Number of Events Since Last Clear and loop through each Event Number indicated by the value from 0AD0h reading the associated data pertain ing to each Event This require from 1 to 40 serial r...

Страница 254: ...l read If the computer being used to upload firmware has a screen saver enabled and the screen saver operates dur ing the upload process the communication port will be interrupted during the launch of the screen saver It is recommended to disable any screen saver prior to firmware upload There are two ways to alleviate this condition one is to cycle power to the PQM the second is to interface with...

Страница 255: ... Select the communications port of your PC that is connected to the PQM and click on OK 5 The following window appears next 6 Change the settings in the Properties window to match those shown above and click on OK You should now have a link to the PQM Enter the text LOAD in uppercase in the text window of Hyperterminal ...

Страница 256: ...then Send File on the Hyperterminal task bar and the following window will appear 12 Enter the location and the name of the firmware file you wish to send to the PQM and ensure the Protocol is 1KXmodem and click on Send The PQM will now proceed to receive the firmware file this usually takes 3 to 4 minutes When complete the Boot Menu will again appear 13 Type C to check the installed firmware and ...

Страница 257: ...ber of samples f0 Fundamental frequency in Hertz ω0 2πf0 Angular frequency in radians T 1 f0N Time between samples The PQM Trace Memory feature is employed to calculate the phasors The Trace Memory feature samples 16 times per cycle for two cycles for all current and voltage inputs Substituting N 16 samples cycle into the equations yields the following for the real and imaginary components of the ...

Страница 258: ...e subtraction twice The following subtractions are repeated Substituting in the above delta values results in the form of the equations that will be used to calculate the phasors 0 g0 g8 4 g4 g12 8 g16 g24 12 g20 g28 1 g1 g9 5 g5 g13 9 g17 g25 13 g21 g29 2 g2 g10 6 g6 g14 10 g18 g26 14 g22 g30 3 g3 g11 7 g7 g15 11 g19 g27 15 g23 g31 Re g 1 8 0 8 k1 1 7 9 15 k3 3 5 11 13 Im g 1 8 4 12 k1 3 5 11 13 ...

Страница 259: ...step value of 1 on the user defined level Therefore we find the minimum magnitude of any sample that can be detected Using the individual sample equation above where n the number of samples k the sample number to be extracted Vk2 the calculated value of the extracted sample that deflects the overall value of the RMS calcula tion by 1 Knowing this we can conclude that any individual sample that is ...

Страница 260: ...VA UNDERVOLTAGE TRIG LEVEL 90 In the waveform below an undervoltage fault occurs in the second cycle The first cycle RMS voltage is 100 V the second cycle RMS voltage is 50 V triggering the trace memory feature for the settings above A centered one cycle undervoltage fault is shown below In this case the first cycle RMS voltage is 79 05 V and the second cycle RMS voltage is 79 05 V triggering the ...

Страница 261: ... Receiver This parameter is normally expressed as any one of the following a Pulses per Demand Interval b Pulses per second minute or hour c Minimum time between successive closures of the contacts 6 Type of Pulse Receiver There are 4 basic types of Pulse receivers a Three wire every pulse counting b Three wire every other pulse counting c Two wire Form A normally open counts only each contact clo...

Страница 262: ...s the size of each Record entry into the Data Log based upon the user defined Data Log structure Log Total Records This is the total number of records available based upon the user defined Data Log parameter structure Log Pointer to First Item of First Record This is a pointer to the first record in the Data Log Log Pointer to First Item of Record After Last This is a pointer to the next record to...

Страница 263: ...ach of the 64 Registers within the Block You would then define Blocks 1 2 3 etc and repeat the reading of the 64 Registers for each block until Block 511 This requires 512 reads of 128 bytes each The data can then be interpreted based upon the parameter configura tion b INTERPRETING THE DATA LOG INFORMATION Using 2 Data Logs in the Run to Fill mode the Data Log is configured as follows Figure A 2 ...

Страница 264: ...s shown in the previous calculation for Run to Fill mode The total space occupied in the memory struc ture by either log is determined by multiplying the Log Total Records by the Log Record Size and adding this value to the Log Starting Address It is important to note that the Log Starting Address is always referenced to the first Register of Block 0 or the first byte of the Data Log memory struct...

Страница 265: ...le memory more than once the Log Pointer to First Item of First Record will always be preceded in memory by the Log Pointer to First Item of Record After Last As each new entry is written into the Log these two pointers move down to the next record space in memory overwriting the first entry into the log as of the Present Log Time and Date c DATA LOG PARAMETERS Listed below are the parameters avai...

Страница 266: ...ecimal 5177344 13777 converted to decimal 5191121 decimal The most significant bit of the High Order register is not set therefore the DATA VALUE is as calculated Apply ing the Units Scale parameters to the DATA VALUE we multiply the DATA VALUE by 0 01 kW Therefore the resultant value of 3 Phase Real Power as read from the memory map is 51911 21 kW REGISTER ACTUAL VALUE hex DESCRIPTION UNITS SCALE...

Страница 267: ... most significant bit of the High Order register is set therefore the DATA VALUE is calculated as DATA VALUE DATA VALUE 232 4282051195 4294967296 12916101 Applying the Units Scale parameters to the DATA VALUE we multiply the DATA VALUE by 0 01 kW There fore the resultant value of 3 Phase Real Power as read from the memory map is 129161 01 kW REGISTER ACTUAL VALUE hex DESCRIPTION UNITS SCALE FORMAT...

Страница 268: ... Pulse Input s With a Pulse Initiator Using KYZ Terminals Typical end receivers require a contact closure between KY or KZ based upon the type of receiver Because of the multi functional parameters of the PQM Switch Inputs the PQM Switch Inputs are not labeled with KYZ markings as a dedicated pulse input device However the PQM can still be used as a pulse counter The PQM Switch Inputs require a si...

Страница 269: ... Input 1 2 3 or 4 2 PQM Switch Input A B C D Activation This parameter is set to OPEN or CLOSED The PQM will see the operation of the Switch Input in the state as defined by this parameter 3 PQM Switch Input A B C D Name This parameter defines the name given to each of the Switch Inputs used It is used as a label only and has no bearing on the operation of the Switch Input 4 PQM Pulse Input Units ...

Страница 270: ...ammed on each PQM For exam ple if PQM 1 had a Pulse Output Interval 100 kWhr and PQM 2 had a Pulse Output Interval 10 kWhr then Pulse Input 1 on PQM 4 would have the Pulse Input Value set for 100 and Pulse Input 2 on PQM 4 would have the Pulse Input Value set for 10 Various operating parameters with regard to the PQM Switch Inputs must be taken into account The PQM Switch Inputs require a minimum ...

Страница 271: ... 7 55 TABLE 7 12 ANALOG OUTPUT PARAMETER RANGE FOR SERIAL PORTS 7 63 TABLE 8 1 POINT LIST FOR ANALOG INPUT OUTPUT CHANGE 8 9 TABLE 9 1 PQM SETPOINTS 9 1 TABLE A 1 DATA LOG PARAMETERS A 18 B 1 2 LIST OF FIGURES FIGURE 1 1 PQM FEATURE HIGLIGHTS 1 2 FIGURE 1 2 SINGLE LINE DIAGRAM 1 3 FIGURE 1 3 DOWNLOADING PRODUCT ENHANCEMENTS VIA THE SERIAL PORT 1 4 FIGURE 1 4 ADDITIONAL COMMUNICATION PORT 1 5 FIGUR...

Страница 272: ...PAGE 4 ALARMS CONTROL TOTAL HARMONIC DISTORTION 4 41 FIGURE 4 26 SETPOINTS PAGE 4 ALARMS CONTROL FREQUENCY 4 42 FIGURE 4 27 SETPOINTS PAGE 4 ALARMS CONTROL POWER 4 43 FIGURE 4 28 SETPOINTS PAGE 4 ALARMS CONTROL POWER FACTOR 4 45 FIGURE 4 29 CAPACITOR BANK SWITCHING 4 46 FIGURE 4 30 SETPOINTS PAGE 4 ALARMS CONTROL DEMAND 4 48 FIGURE 4 31 SETPOINTS PAGE 4 ALARMS CONTROL PULSE INPUT 4 50 FIGURE 4 32 ...

Страница 273: ... A 11 Figure A 4 FIRST SAMPLE AFTER ZERO CROSSING IN THE POSITIVE DIRECTION A 11 Figure A 5 FIRST SAMPLE AFTER ZERO CROSSING IN THE NEGATIVE DIRECTION A 11 Figure A 6 SECOND SAMPLE AFTER ZERO CROSSING IN THE POSITIVE DIRECTION A 12 Figure A 7 SECOND SAMPLE AFTER ZERO CROSSING IN THE NEGATIVE DIRECTION A 12 Figure A 8 THIRD SAMPLE AFTER ZERO CROSSING IN THE POSITIVE DIRECTION A 12 Figure A 9 THIRD ...

Страница 274: ...B 4 PQM Power Quality Meter GE Power Management B 1 TABLES AND FIGURES APPENDIXB B ...

Страница 275: ...ve and it is returned with all transportation charges prepaid to an autho rized service centre or the factory Repairs or replacement under warranty will be made without charge Warranty shall not apply to any relay which has been subject to misuse negli gence accident incorrect installation or use not in accordance with instructions nor any unit that has been altered outside a GE Power Management a...

Страница 276: ...C 2 PQM Power Quality Meter GE Power Management C 1 PQM WARRANTY APPENDIXC C ...

Страница 277: ...N MAX VOLTAGE VALUES 4 12 CLEAR PULSE COUNTER VALUE 4 12 CLOCK 5 23 set date 4 8 set time 4 8 setpoints 4 8 COMMISSIONING 9 1 COMMUNICATIONS broadcast command 7 16 commands 7 15 configuration with software 6 5 data format rate 7 1 DNP 4 7 8 1 electrical interface 7 1 error responses 7 13 errors 7 2 indicators 3 2 memory map actual values 7 17 memory map setpoints 7 40 modbus 4 6 4 7 7 1 overview 1...

Страница 278: ...Y DEFAULTS 4 12 FACTORY USE ONLY 4 58 FEATURES 1 2 highlights 1 1 optional 1 5 FIGURE LIST B 1 FIRMWARE upgrading 6 7 6 8 FREQUENCY 4 20 4 42 5 16 FRONT PANEL 3 1 FRONT PANEL PORT 2 20 H HARMONIC ANALYSIS 6 13 HARMONIC SPECTRUM 1 7 HI POT TESTING 2 21 HYPERTERMINAL A 4 I INTERFACING USING HYPERTERMINAL A 4 INTERPRETING THE DATA LOG INFORMATION A 13 INTRODUCTION 1 1 K KEYPAD 3 4 KEYPAD ENTRY 3 7 L ...

Страница 279: ... A 11 PULSE OUTPUT TIMING 4 30 PULSE TOTALIZER APPLICATION A 19 R REACTIVE POWER 4 44 READING LONG INTEGERS FROM MEMORY MAP A 16 REAL POWER 4 44 REAR TERMINALS 2 5 RELAY INDICATORS 3 3 RESET KEY 3 5 REVISION 2 3 software 2 3 REVISION HISTORY 2 3 RS232 CONNECTION 2 20 RS485 COMMUNICATIONS WIRING 2 19 RS485 SERIAL PORTS 2 18 S S3 OUTPUT RELAYS 4 34 SCADA ENTRY 3 7 SECURITY setpoint access 3 7 4 4 SE...

Страница 280: ...MEMORY RESOLUTION A 9 U UNBALANCE current 5 3 voltage 4 39 5 5 UNDERCURRENT 4 38 UNDERFREQUENCY 4 42 UNDERVOLTAGE 4 38 UPGRADING FIRMWARE 6 7 USER MAP printing 6 7 USER DEFINABLE MEMORY MAP 7 14 7 16 V VALUE KEYS 3 6 VOLTAGE ALARMS 4 36 VOLTAGE METERING 5 4 VOLTAGE SIMULATION 4 55 VOLTAGE THD ALARM 4 41 VOLTAGE TRANSFORMERS see VTs VOLTAGE UNBALANCE 4 39 5 5 VT INPUTS 2 13 VT NOMINAL SECONDARY 4 2...

Страница 281: ...GE Power Management PQM Power Quality Meter NOTES ...

Страница 282: ...ct Selector Guide A graphical tool for finding the product you are inter ested in Sales Offices A complete listing of world wide sales offices Technical Support Complete contact information is available Instruction Manuals Manuals for many products are now available online GE Product Software The latest working versions of product software Technical Drawings Many technical drawings are available i...

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