7.3 Pulse input function module
Module for two additional meters
Pulse input 1 is marked as "I1- ", input 2 with "I2 - ".
Pulse inputs can be programmed (IZAR@MOBILE 2) with a value: 1, 2.5,
10, 25, 100, 250, 1000, 2500 l per pulse.
Pulse transmitter must be electrically isolated, e.g. Reed contact
Possible units are all the energy units available in the meter, the
volume unit m³ or no unit.
input frequency
Min. pulse duration
input resistance
Terminal voltage
cable length
Data is accumulated separa-
tely in registers; can be read
in the display as IN1 and IN2
and can be transferred via the
communication facility.
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≤ 8 Hz
10 ms
2.2 MΩ
3 VDC
up to 10m