Auxiliary Power; Relay Output Wiring; Relay Characteristics - Viking VFR-500 Installation And Operation Manual

Conventional releasing panel
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Figure 9. Class A Output Wiring Example (Requires the CA-4064 Expansion Board)

Auxiliary Power

The Auxiliary Power is a Class B 24 VDC special application output rated at a maximum of 1.0 Amp. The auxiliary power may be
programmed as continuous or resettable 24VDC power.
Aux Power Characteristics
The impedance to ground for ground fault detection is 0 ohms.
Supervised and power-limited.
+
_
Circuit is provided with battery back-up.
+
B
S
AUX OUT
19.7-27.2 V
Resettable for 4-wire smoke detectors
ZONE 1
ZONE 2
Figure 10. Auxiliary Connections Example
+

Relay Output Wiring

The panel has four (4) form C system relays: alarm, trouble, supervisory and waterflow. The trouble relay is a fail safe relay that
changes position anytime a trouble condition occurs.

Relay Characteristics

Relays have a contact rating of 3.0 A at 30 VDC Resistive.
All wiring between relays and the remote device shall be limited to same room installation.
Figure 11. Relay Output Wiring
COM
TROUBLE
VFR-500 • 5403789 • REV A • 10/23
Notification
Appliance
5.1k EOL
Potter Part # 3005013
Normally Open Contacts
-
ZONE 3
ZONE 5
ZONE 6
ZONE 4
_
+
A
B
S
AUX OUT
PLINK
COM
NO
NC
COM
NO
NC
COM
NO
NC
WATERFLOW
ALARM
SUPERVISORY
OUTPUT 1
OUTPUT 2
-
+
-
+
NAC 1
NAC 2
-
+
-
+
CA-4064 Class A Card
DWG #602-5B
ZONE 7
_
ZONE 1
NO
NC
/RELEASE
3-16
5.1k EOL
Potter Part # 3005013
Normally Open Contacts
+
-
ZONE 2
ZONE 3
ZONE 4
ZONE 5
ZONE 6
ZONE 7

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