P84905-002 A Sheet 11 of 37
TB3
TB1
J2
NO
COM
NC
BATTERY
TB2
GND
L
N
D36
D35
D34
D21
D38
POWER
BATTERY TROUBLE
BATTERY CHARGER TROUBLE
MICROPROCESSOR TROUBLE
AC LOSS TRB
D24
BATTERY
POWER
JP1
AC LOSS DELAY
JP1 IN = 0 MIN
JP1 OUT = 170 MIN
Figure 4: Power Supply/Battery Charger PC Board
Table 1: Power Supply/Battery Charger PC Board Terminal Identification
Terminal Block
Identification
Numbers (Figure 4)
Terminal
Identification
Function/Description
TB1 - 1,2,3 AC Trouble Form “C” contacts rated 24VDC at 1 Amp used for external trouble alerts.
TB2 - 1,2,3 AC Input Input power terminals for 120VAC, 50 to 60 Hz. Non-Power Limited (PS-6, PS-8-LP)
TB2 - 1,2,3 AC Input
Input power terminals for 240VAC, 50 to 60 Hz. Non-Power Limited (PS-6E, PS-8E-
LP)
TB3 - 1,2
Battery
Backup battery terminals: 24VDC, 7 to 33 Ahrs, Sealed Lead Acid Non-Power Limited.
All Models – Two 12VDC 7 Ahrs batteries fit inside the enclosure. Batteries larger
than 7 Ahrs require an external enclosure such as the Wheelock Product BATC.
JP1 - 1,2 JP1
Jumper Sets Delay for Remote AC LOSS Annunciation.
JP1 IN = 0 Min Delay JP1 OUT = 170 Min Delay
AC Input
120VAC
50 – 60 Hz
(PS-6, PS-8-LP)
AC LOSS Form “C”
Relay Terminals
AC Input
240VAC
50 – 60 Hz
(PS-6E, PS-8-LPE)
Battery Terminals
24VDC, 7 to 33 Ahrs
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