8 LEM022SJ 2015 V01
Reverse indication
There is REV. LED on LEM022SJ front plate. When meter load current flow is reverse,
the LED lighten. What does the indication do count down or still stay the same.
Reading the meter
LEM022SJ is equipped with a white backlight LCD display. During the normal working
hours, the backlight will be on all the time. LCD display will show the following energy
data and indication message.
a) Current total energy
When the meter is in normal working, it will display only 7 +1 energy data with.
The unit is kWh. These data cannot be reset to zero by the user. Example: Total
energy is 4574899.1 kWh.
NO.
3
R
L
= 2.5 Wh/imp R
A
= 2.5 Wh/imp
L 1 L 2 L 3PU L S ER E V .
3 PHASE 4 WIRE ENERGY METER
EN 50470-3
B
230/400V, 0.25-5(100)A, 50Hz
b) Indication for reverse use
When the meter is connected with the incoming line and the outgoing line reversed.
The LCD display, will show every 3 seconds. HELP 1.
N O .
3
R
L
= 2.5 Wh/imp R
A
= 2.5 Wh/imp
L1 L2 L3PULSEREV.
3 PHASE 4 WIRE ENERGY METER
EN 50470-3
B
230/400V, 0.25-5(100)A , 50Hz
NO.
3
R
L
= 2.5 Wh/imp R
A
= 2.5 Wh/imp
L 1 L 2 L 3PU L S ER E V .
3 PHASE 4 WIRE ENERGY METER
EN 50470-3
B
230/400V, 0.25-5(100)A, 50Hz
c) Meter version
When the meter is turned on, it will display the meter version for 3 seconds.
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