Specifications

432E2010.fm/3
23!mars!2004
Power-monitoring units
Circuit Monitor Series 4000
Functions and characteristics (cont.)
E87291
Selection guide CM4000
CM4000XR
CM4000T
General
Use on LV and HV systems bb
Current and voltage accuracy 0.07 % 0.07 %
Energy and power accuracy 0.2 %
(1)
0.2 %
Nbr of samples/cycle or sample frequency 512 5 MHz
Instantaneous rms values
Current, voltage, frequency bb
Active, reactive, apparent power Total and per phase bb
Power factor Total and per phase bb
Current measurement range extended to 100 A for 1 second b
(2)
b
Energy values
Active, reactive, apparent energy bb
Settable accumulation modes bb
Demand values
Current Present and max. values bb
Active, reactive, apparent power Present and max. values bb
Predicted active, reactive, apparent power bb
Synchronisation of the measurement window bb
CM4000 Setting of calculation mode Block, sliding bb
Power quality measurements
1 Current/voltage module.
2 Control power-supply connector.
3 Maintenance LED indicator.
4 Power LED indicator.
5 RS 485 port with transmit and receive LED indicators.
6 Display communication port.
7 Slots for optional cards.
8 RS 232 port with transmit and receive LED indicators.
9 KYZ pulse output.
10 Sealable access door.
Harmonic distortion Current and voltage bb
Individual harmonics Via monitor 63 63
Via SMS 255 255
Waveform capture bb
Detection of voltage swells and sags bb
Adaptive waveform capture (up to 64 s) bb
Detection and capture of transients (< 1 µs) - b
Flicker - b
Fast acquisition of 100 ms or 20 ms data bb
EN50160 compliance checking
(3)
bb
E87306
Programmable (logic and math functions) bb
Data recording
Min/max of instantaneous values bb
Data logs bb
Event logs bb
Trending/forecasting bb
Alarms (optional automatic alarm setting) bb
Alarm notification via email ECC21 option
SER (Sequence of Event Recording) bb
Time stamping bb
GPS synchronisation (1 ms) IOC44 option
Memory expandable up to 32 Mbytes 32 Mbytes
Display and I/O
Display CMDLC or CMDVF option
Multilingual: English, French, Spanish bb
Disturbance waveform capture: detection of a voltage sag. Wiring self-test bb
Pulse output bb
Maximum number of I/Os 25 25
Direct voltage connection 600 V 600 V
Communication
RS 485 port 2/4 wires 2/4 wires
Infrared port CMDVF option
RS 232 port bb
Modbus protocol bb
Ethernet card (Modbus/TCP/IP protocol) ECC21 option
HTML-page web server ECC21 option
Ethernet gateway for third-party products ECC21 option
(1) 0.5 % for CM4000XR.
(2) CM4000XR only.
(3) Except for interharmonics, signalling voltages, flicker and transients.