8
PAD-4
Installation, Operation and Maintenance Manual
2.6
WIRING THE PAD-4
Remove all system power before installation, first battery and then AC.
(To power up, connect the
AC first and then the battery.) Figure 2-5 shows the general layout of the PAD-4 main board. This
section also provides specific wiring details for accessories. Consult your control unit manual for specific
wiring information on the control unit being used. If you are using a Siemens control unit, see Section 3
for connections.
TB11
1+
1-
2+
1
1
1
TB12
TB13
TB14
TB15
NAC3B
NAC4B (NAC2A)
_
+
_
+
NAC1B NAC2B (NAC1A)
_
+
_
+
J4
NC COM NO
NC
COM
2-
2
1
J5
1
1
1
TB16
J8
AUX PWR SUPPLY
_
+
J7
P1
J2**
S2
JP7
DS7
BAT
DS5
AUX/PS
DS8
PWR
DS6
DS1
OUT1
DS2
OUT2
DS3
OUT3
DS4
OUT4
J9
TB10
J10
J12
J14
J13
J11
RESET
10 9 8 7 6 5 4 3 2 1
ON
S1
J3
P2
SERVICE
PORT
J6
J16
NOT
USED
TROUBLE
1
B-
B+
INPUT 1
INPUT 2
DS11
BUSY
BRNOUT PSSI GND +24V
170W 10A
300W 20A
J1*
*J1 - Set Jumper J1 to 2-3 for normal operation
**J2 - Must be installed for Canadian installations. Must be removed for UL installations
Figure 2-5
PAD-4-MB Layout