FOR-A HVS-AUX16, Руководство по эксплуатации

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3-6. Alarm Connection
The pin assignments of the ALARM connector are as shown in the table below. Refer to the
table to make alarm connections.

Alarm Connector Appearance
9-pin D-sub (female)

Pin Assignment Table
Pin No Signal Description
1 Communication ALARM OUT * Communication failure alarm, normally open
2 Power ALARM OUT * Power supply failure alarm, normally open
3 Not used Not used
4
Not used Not used
5
Reset IN External reset input. Active low initiate.
6 Communication ALARM Common Communication alarm signal common.
7 Power ALARM Common Power alarm signal common.
8 GND Common ground
9
GND Common ground
* Relay contacts: Max. load current 0.5A at 24VDC.
Communication failure alarm
Pins 1 and 6 remain OPEN during normal operation. If communication failure occurs, pins 1 and
6 will short and fan alarm signal output occurs.
Power supply alarm
Pins 2 and 7 remain OPEN during normal operation. If a power supply failure occurs, pins 2 and
7 will short and power supply alarm signal output occurs. (Pins 2 and 7 will short when turning
the unit's power off.)
External reset
An external reset signal shorts pin 5 to GND (pin 8 or pin 9) to reset the unit.
USO
RESTRITO