Relay services output
Within each alarm submenu an alarm relay can be enabled, and the choice of switching mode from NO to
NC and vice versa, in the following cases:
Level alarm
Flow switch alarm
Meter impulse alarm that intervenes in the 1xN (M) function (only proportional versions)
Meter impulse alarm in PPM (only proportional versions)
Meter impulse alarm in ml x m3 (only proportional versions)
Instead, in the following alarm situations the relay always switches:
Maximum value alarm (only control versions)
Minimum value alarm (only control versions)
Overdose alarm (only control versions)
UNDERLOAD alarm
OVERLOAD alarm
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