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16
INSTALLATION (cont.)
External Warning Device Connection
The controller of this unit is equipped with a warning signal output relay which can
be used to monitor failure condition of the unit and is compatible with various
external warning devices such as alarm speaker, light indicators, etc.
Relay type: Form C, normal open dry contact
Relay output contactor rating: 2 A at 30 V (DC/AC) or less (resistive load)
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. Take out 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 warning 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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