Electrical Specification - Inputs & Outputs - Haes MZAOV-1001 Installation, Commissioning & Operating Manual

Multizone AOV User Manual
Electrical Specification - Inputs & Outputs
PCB-3037-212 (TPCA027) PSU AOV Card
POWER IN A/POWER IN
B - +
SWITCH OP C CL
FIRE C NC NO
(Common Fire relay)
28V +, 0V -
SNDR 1/SNDR 2 + -
FAULT C NC NO
(Common Fault relay)
TEMP + -
BATTERY + -
Approved Document Ref: UI-MAOV-01 Issue 1.0
28VDC supply input. Diode protected
for reversal and independent short
circuit
3-way fireman's switch input. TBD
Alarm relay contact. Clean C/O. Max
3A at 30VDC.
28VDC supply output for fire alarm
accessory relays, etc. Max.
continuous use 400mA, fused at
500mA
28VDC polarity reversal monitored
sounder outputs to fire alarm
devices. 6K8 Ohm 5% 0.25W EOL
resistor
Maintained fault relay contact. Clean
C/O Max 3A at 30VDC.
For temperature compensation
control
Battery charging output. 27.3VDC
nominal, 1.2A or 700mA current
limited
PRODUCT OVERVIEW
Max input current; 5 amps (5A card)
or 10 amps (10A card). Input voltage
22VDC to 32VDC
Unfused. Activates if 470R monitored
in Zone detector circuit
Monitoring current limit 28mA, fused
at 500mA. Typical max load 22
devices at 18mA each per circuit.
Ensure 2.4A is not exceeded.
Unfused
24