Pima PS-2 Installation Manual

PS-2
Indicative 1.2A Power Supply & Charger
Installation guide
PS-2 is an AC-to-DC or DC-to-DC, 1.2A power supply. It monitors the AC and backup battery inputs,
and can report on Low Battery and AC faults.
The PS-2 interfaces the BUS in PIMA Intruder Alarm Systems - Hunter-Pro Series and Captain 8 -
via expansion cards. For other Systems, connect the AC and low battery outputs to any N.C. input.
The PS-2 can be supplied as a standalone unit in a metal box, with transformer and backup battery.
Features
 Interfaces the BUS via expansion cards
 Continuously monitors the backup battery's
 Protected against circuit short
 Protected against full battery discharge
Technical Specs
 Voltage: 13.8V DC output;
 Current: 1.2 AH;
 Fuses: DC: 3.15A; Battery: 5A;
Outputs: 1.1A;
 Battery capacity range: 4.5 - 7.2AH;
 The outputs are switched-ground
normally, and disconnect (-) during
AC/DC fault.
PS-2
Orange
Yellow
Red
Black
Figure 2. Connecting the PS-2 to a PIMA
zone expansion card
1
Not supplied
The LEDs
I/O-8N
Zone expander
Color LED
Yellow AC OK
Red
Green
If the "+13.8V" LED is ON and the "AC OK" LED is OFF, check for
short circuit
Terminal
AC OK
LOW BATT
+13.8V
GND
1
capacity and regulates its charging
Quick Reference Guide
Low battery
AC fuse
Battery fuse
16VAC input
Figure 1. The PS-2 PCB
ON
AC input OK
LOW Low Battery or
BATT Battery Loss
+13.8V Battery's 13.8VDC OK DC fault
.
Wire
Orange
Yellow
Red
Black
AC power
AC status output
Battery status output
AC OK
(+)
LOW BATT
13.8V DC output
+ 13.8V
(-)
GND
BATT
+13.8VDC
Backup battery cables
(+) (-)
OFF
AC fault
Battery OK