----- AMk-AM2k -400 V- ELECTRONIC METERS -------- M-981 189 --- Page Nº 4
- The meter has a LEDS at its frontal cover :
• a Led of “POWER” : indicates that the meter is connect to supply.
• a Led ( two for the AM2-ITF model ) for the metrology control and the energy
flow visualisation. Such led blinks each 1 kW. h
Particular features of the double tariff meter ( AM2 - ITF )
- It has an electric input for "tariff change action", that set the energy to be
accumulated by one or another meter. This is an optocoupled input ( 4 kV with
respect to the electric network ).
The first tariff is assigned by voltage lack between those terminals. Second tariff is
selected by applying a 230 Va.c. ± 10 voltage between those terminals.
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