Tampering
hand-shaped
tag
Indicates whether the meter is under
tampering or not; the tampering event
includes open meter cover and open
terminal cover. The display mode is
as follows:
1)Disappears; no tampering occurred.
2)Blinks, detect tampering and confirm
now.( Instantaneous state set)
3) Keep displaying, tampering event
has detected.(confirmation state set)
Indicates the detected meter alert
event. The alert event includes below
two types:
1) Meter failure:relay, time failure and
meter not be calibrated and metering
error
2) Alert events: over current, over
voltage, under voltage, current
reverse, low power factor
The display is as follows:
1) Disappears, no alert status has been
detected.
2) Blinks, alert event is detected.
3) Keep displaying, meter failure
event has detected.
Indicates reversal current
Indicates the current relay status
The display mode is as follows
1) Keep displaying, the relay is in
disconnected status.
2) Disappears, the relay is in
connected status
3) Blinks, the relay is under failure or
pre closing state
Indicates the meter is in the pre-paid
mode, the current remaining credit
line level is classified as follows:
When the low credit line is not 0, the
ratio of low credit will be used to
classify the level. When 0＜
Remaining credit ≤Low credit, it is
classified as 1 level; when Low credit
＜ Remaining credit ≤2 times of low
credit, it is classified as 2 level, and
the subsequent level is analogized.
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