Fire Alarm & Error Signal Connection - Airrex AHSC-140P 220/3 User Manual

Air conditioner with electric heat
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FIRE ALARM & ERROR SIGNAL CONNECTION
FIRE ALARM
ERROR SIGNAL CONNECTION
14
Input Terminal FA1 and FA2
When the signal from the fire alarm system is
the unit turns off and does not operate until
the unit has been RESET.
Connecting the fire alarm wire from fire alarm system
1. Open the power box cover.
2. Use recommended fire alarm wire size from 16 AWG to 26
AWG for a solid wire, or 16 AWG to 22 AWG for a stranded
wire with ring terminal for #5 stud size.
3. Connect fire alarm to terminal FA1 and FA2.
Output Terminal ER1 and ER2
The unit will output an Error signal
(normal open dry contact) when an "Error" has occurred,
to show what the failure is on the unit.
Connecting Error Signal with warning device
1. Open the power box cover.
2. Use recommended error signal wire size from 16 AWG to 26
AWG for a solid wire, or 16 AWG to 22 AWG for a stranded
wire with ring terminal for #5 stud size.
3. Connect the end of the error signal wire to ER1 and ER2,
and the other end to the compatible with varoius warning
devices such as alarm speaker, light indicators, and etc.
detected
,

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