Electrolux W575HLE - I;O Card Functions and Integration; Coin Meter and Central Payment (2 A)

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Installation manual
9.4 Functions for I/O-cards
The electrical schematic can be one of the following:
9.4.1 External coin meter/Central payment (2A)
The signal received from external coin meters must be a pulse between 300–3000 ms (500 ms is recommended)
with a minimum pause of 300 ms (500 ms is recommended) between two pulses.
fig.6606A