Movincool CM25 Service Manual User Manual download pdf (Page 33)

Operation Section

5.6 Warning Signal Connection (Output Signal Terminal L+ and L-)

• The unit is equipped with a warning signal output relay type (Form-C, normal open dry contact)

that can be used to monitor the failure condition.

• The relay contactor is closed when the following conditions have occurred:

- Condensation overflows

- Temperature sensor fails

- Cooling function fails

• The relay output contactor is rated 2 A at 30 VDC or 2 A at 30 VAC maximum with resistive load,

and is compatible with various warning devices such as alarm speakers, light indicators, etc.

< NOTE >

Use the 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.

• Connect the warning signal wires to terminal L+ and L- in the unit control box according to the

labels shown below.

ILL00286-00

L–

L+

E–

E+

Unit Terminal

Warning Device

Signal

Relay Output Contactor

1 2 ... 28 29 30 31 32 33 34 35 36 37 38 ... 88 89

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Movincool CM25 Service Manual User Manual Page 33