Firealarm&Error Signal Connection - Airrex HSC-12L User Manual

Fire Alarm & Error Signal Connection
FIRE ALARM SIGNAL CONNECTION
Connecting the fire alarm wire from fire alarm system
ERROR SIGNAL CONNECTION
Connecting Error Signal with warning device
16
Input Terminal FA1 and FA2
When the signal from the fire alarm system is received,
the air conditioner turns off and does not operate until
the unit has been RESET.
1. Remove 'Cap' and the 'Fire Alarm 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 air conditioner will output an Error signal (normal open dry
contact) when an "Error" has occurred, to show what the failure is
on the air conditioner.
1. Remove 'Cap' and the 'Fire Alarm 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.
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