CPM 12A Manual Description CPM-12A multifunction power meter provide high accuracy single phase and three-phase measuring and displaying, energy accumulating, power quality analysis, and data communication. Hardware can be option a RS485 Modbus communication port. Panel Description Display Decription Display metering data such as voltage current power 、...
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Operational flow chart Voltage、Current display armonic display Power on Summary Power display 、 Model No and ersion nergy Time display Main display ∑ 2200 ∑ 1000 ∑ 2200 9 9 9 9 K Wh A-0 INPUT GROUP A-1~A-8 Press▲ ▼Press pass B-1 B-3 B-0 RS485 GROUP...
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Voltage/Current display Press Press 2200 3800 1000 1000 2200 3800 1000 1000 2200 3800 1000 1000 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 K Wh K Wh K Wh Current & Neutral current Each phase current Each phase voltage Each line voltage...
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1000 1000 Back to Summary-0 1000 1 0 0 0 Each phase power factor/ Average power factor Energy and Time display Press Press 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 K Wh K Wh K Wh K Wh...
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Model Optional Version display 、 、 Press Press -12a v e r 1 0 CPM 12A 5:5A input P:Pulse output M:RS485 Modbus V1 0 . Parameters setting :into setting or confirm setting :Press 2 sec back to previous menu or main display Press Press pass...
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Input Group inpt grop wire 3 p 4 w 3 c t 1 2 0 0 0 0 0 5 0 0 Input group System type: Voltage setting of Voltage setting of 1P2W 1P3W 3P3W1CT/ PT primary side PT second side 3P3W2CT/3P3W3CT/ 100~1200000V 50~500V...
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Auto wiring change 1000 wire acti wire 1000 cang powr cang 1000 y e s I m p w a I t Select system input is Confirm active power values: Wire change progress: OK NO IMP/EXP YES/NO erro 1000 M var cang 1000 M var...
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RS485 Group r485 r485 r485 r485 grop addr baud pari 2 4 7 3 8 4 0 0 n 8 2 RS485 group Device address setting Baud rate setting Parity check setting 1200/2400/4800/9600/19200/ N.8.1/N.8.2/O.8.1/E.8.1 1 247 38400/57600/115200 bps Back to B 1 Device address setting Pulse Output Group Pout...
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Time Group time back oper grop ligh hour hour r s t r s t Time group LCM backlight delay time Reset operation time Reset running time setting NO YES NO YES 0~15Min,0 is always ON Back to E 1 backlight delay time setting Initial Group init...
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Metering parameters reading( Code : 03h ) Address Range Description Default Property Parameter 45 00 65 00Hz Frequency FREQ 0130h hase voltage ( High Word 0131h 0 0 . ~ 1200000 0V Phase1 voltage Low Word 0132h Phase2 voltage High Word 0133h 0 0 .
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Parameter Address Range Description Default Property Import active energy High Word 0181h AE IMP 0 0 9999999 9kWh Import active energy(Low Word) 0182h Export active energy(High Word) 0183h AE EXP 0 0 9999999 9kWh Export active energy(Low Word) 0184h Total active energy High Word 0185h AE Total 0 0 9999999 9kWh...
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User define setting( Code : 03h, 06h, 10h ) Address Description Default Property Parameter Range 5000h Custom parameter 1 0130h U DF01P 5001h Custom parameter 2 0131h U DF02P 5002h Custom parameter 3 0132h U DF03P 5003h Custom parameter 4 0133h U DF04P 5004h...
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Floating data Function code 03h ): Parameter Address Range Description Default Property 7000h Frequency FREQ 45 00 65 00Hz 7001h 7002h 0 0 . ~ 1200000 0 . V hase voltage 7003h 7004h Phase2 voltage 0 0 . ~ 1200000 0 . V 7005h 7006h Phase3 voltage...
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Parameter Address Range Description Default Property 7050h U1(U12) total harmonic of voltage U1 U12 THD 0 0 100 0 7051h 7052h U2(U23) total harmonic of voltage U2 U23 THD 0 0 100 0 7053h 7054h U3(U31) total harmonic of voltage U3 U31 THD 0 0 100 0 7055h...
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