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18
INSTALLATION (cont.)
External Alarm Device Connection
The controller of this unit is equipped with two sets of input signal terminals on the
terminal block which can connect the external alarm devices such as a fire alarm
device. The input signal terminals should only be connected to a close or an open
dry contact. When receiving the signals from the external alarm devices, the unit
turns off and does not turn back on until it has been RESET.
WARNING:
• All electrical work must be performed by qualified personnel.
Otherwise it may result in personal injury and/or damage to the unit.
• Disconnect power before installation. Beware that some residual
voltage may remain in the unit immediately after the power is
disconnected.
1. Turn the unit off and unplug the power cord.
2. Remove seven (7) screws and remove the service panel from rear of the unit.
3. Squeeze the inner latches and push out the black cap from inside the panel.
4. Insert the alarm signal wires through the hole in the rear panel.
Recommended wire size: 16 AWG ~ 22 AWG
Screws (7)
Cap
ILL00806-00
ILL00046-01
Latch
Cap
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