Multi Point Alarm Annunciator - Microwatch 10000
The Multi Point Alarm Annunciator - Microwatch 10000-ASO is a specially designed for tripping of
plants such as refrigeration / air conditioning compressors,
chillers etc. In such plants each & every fault is important
and has to trip the compressor. The unique design has two
relays, one for hooter operation & other for ALL SAFETY OK (ASO)
contact, which is to be used in series with compressor starter
circuit. This eliminates the use of conventional multiple
contractor, Relay logic for tripping of compressor.
The Microwatch accepts potential free contacts as inputs with
a selectable facility for "Make to Alarm" (NO Type) & "Break
to Alarm" (NC type) for each individual inputs. preprogrammed
time delays can be provided for individual windows for fault
such as Low Differential Oil Pressure (OP) or Low Oil Level
etc.
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