Harrington Signal HS-3200 - Install Manual - Manual (Page 22)

HS-3100/3200 Installation Manual
16
The internal batteries are not used when an external battery box is used. The wires for connecting
the power supply board to the batteries are supplied with the panel if a battery box is ordered at
the same time.
External Battery Cabinet Wiring
Warning: Never connect or disconnect the batteries while the AC power is off.
MR-2100 / MR-2200
Main Board
Battery Cabinet
Cut terminals from battery harness
and wire them to the wires from
the external battery cabinet.
(Wire Nuts must be internal to MR-2200 Cabinet)
Conduit
3 feet
Max
To Batteries
Figure 5: External Battery Cabinet Wiring
HS-3100/3200
HS-3100/3200 Cabinet