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TMM-20
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Enter Key/
Shift Key
Up Key
Down Key
TMM-20
The TMM-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)
Provides electricity bill ratio (Cost) and carbon dioxide ratio (Co2) set can show cumulative electricity
bills and carbon emissions, and suitable for the installation in the power management of remote
communication, such as the use of demand.
TMM-20 Operation Manual
1
Operation Manual
Description
Application
Control panels and Motor, Generator monitoring Switchgear distribution systems , Energy
Management Power quality analysis
Front Panel
Voltage /Current display page
Control button:
Main electric parameters display page
Electric parameters display page
Energy parameters display page
Passwords : 4 digits passwords
;
Range
:
0000~9999
( Default 1000)
Display
:
LCD65(W)x58(H)mm
;
White backlight
;
Blue wording
Visible under direct sunlight
LCD LED
:
Backlight on time1~15Min (“0” is always light)
Upper row 20 digits
:
Display date. time
4 Digitsx 4 rows, Display value
8 Digits x 1 row, Display Energy parameters
Rs485 communication status
;
2 square status icons
Display Master and Slave status
;
Load status indication: IND
:
load is inductive
CAP
:
load is capacitive
LOAD%
:
Display load percentage
:
Display load quadrant
Display load quadrant
:
When on ,value showing Line-Line
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When on ,value showing in Phase
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When on ,value showing in Neutral
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When on ,value showing Total value
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When on ,value showing Average
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When on ,value showing Total harmonics distortion
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LED-16 byte display parameters Unit