MovinCool Classic 40 Service Manual - Manual (Page 29)

Operation Section
29
5.5 Warning Signal Connection (Output Signal Terminal L+ and L-)
• The controller is equipped with a warning signal output relay type (Form C, normal open dry
contact) which can be used to monitor the failure condition.
• Relay contactor is closed when the unit operates abnormally.
• The relay output contactor is rated 2 A at 30 VDC or 2 A at 30 VAC (resistive load) and it is
compatible with various warning devices such as alarm speaker, light indicators, etc.
< NOTE >
Use recommended warning 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 #6 stud size.
• Connect the warning device to terminal L+ and
L- according to its polarities.
I003205
Unit Terminal Warning Device
Open Dry Contact
Relay Output Contactor
(DC12 V, 0.01 A - 0.02 A)
E+
E-
L+
L-