Furuno VR-7000 Installation Manual page 38

2. WIRING
Remote ACK (input)
The AMS notifies the VR-7000 that it has acknowledged an alarm. The remote ACK
signal is input as normally open (NO).
Note: Input the contact signal. Voltage can not be input.
Contact Rating
Voltage resistance: More than 32 V
Current capacity: More than 5 mA
Buzzer stop (input)
The AMS notifies the VR-7000 that it has acknowledged the buzzer stop. The buzzer
stop signal is input as normally open (NO).
Note: Input the contact signal. Voltage can not be input.
Voltage resistance: More than 32 V
Current capacity: More than 5 mA
2-8
C
Active
A
> 150 ms
Active interval A and B of Remote ACK
signal shall be more than 150 msec.
Chattering may be present at interval C .
Remote ACK signal
Contact Rating
J310
12
REMOTE_ACK+
REMOTE_ACK- 13
Total impedance (contact and cable)
shall be less than 500 ohms.
C C
B A
> 150 ms > 150 ms
J310
14
BUZZER_STOP+
BUZZER_STOP- 15
Total impedance (contact and cable)
shall be less than 500 ohms.
C