1
The CPM-20 series Multifunction Power Meter provide high accuracy measurement,
display and communication(Modbus RTU) of all electrical and power quality
parameters, including harmonic measurement THD(Total Harmonic distortion
2nd~31st)
Provides electricity bill ratio (Cost) and CO set can show
2
cumulative electricity bills and carbon emissions, and suitable for the installation in
the power management of remote communication, such as the use of demand.
Demand readings ,digital input / output (DI / DO), measured values(Max / Min)
recording...
Control panels and Motor, Generator monitoring Switchgear distribution systems ,
Energy Management Power quality analysis
DESCRIPTION
CSM-
CPM-21
diagram
Operation Manual
Front Panel
APPLICATION
Control button:
Passwords:4 digits passwords Range 0000~9999；：
Display:；White backlight Blue wording；
Visible under direct sunlight
LCD LED:Backlight on time 0~15Min
Upper row 20 digits:Display date. time
4 Digitsx 4 rows, Display value
9 Digits x 1 row, Display Energy parameters
:R 485 communication status 2 square status iconsS ；
Display Master and Slave status
Load status indication:
:Display load percentage :Display load quadrant
:When on ,value showing Line-Line
:When on ,value showing in Phase
:When on ,value showing in Neutral
:When on ,value showing Total value
:When on ,value showing Average
:When on ,value showing Total harmonics distortion
.. :LED-16 byte display parameters Unit
a,b,c
a-b,b-c,c-a
:
:
Total
Avg
THD
AKW
MVar
V
KV
LCD 65(W)x61(H)mm
IND: load is inductive CAP: load is capacitive
LOAD%
N
:Wiring changed
:When on ,value showing Maximun / Minimum
MAX MIN
