Wiring
Power supply wiring
Be sure to use a dedicated line for power source.
Be sure to earth this controller.
Do not connect the earth wiring to those of gas pipe, water pipe, lighting rod,
telephone, etc.
Type of wiring:
Use a fl exible wiring of 2 mm
Use the standard power supply wiring for Europe (such as H05RN-F or H07RN-F
which conform to CENELEC (HAR) rating specifi cations) or use the wiring based
on IEC standard (60245 IEC57, 60245 IEC66).
Total Wire Length: 30 m or less
Power supply terminal screw: M4
Inter-unit control wiring
Type of wiring:
Use a fl exible shield
wiring of 0.5 to 2 mm
Total wire length:
1000 m or less
External I/O wiring
Type of wiring:
Use a fl exible wiring of
0.5 to 2 mm
.
2
Total Wire Length:
100 m or less
Basic wiring diagram
Connect the inter-unit control wiring as shown in the fi gure.
When connecting interface adaptor, read the installation instructions supplied with each product.
Power Source
100-240V ~
Power suply
wiring
(Recommended).
2
Number of connectable units and devices:
(Up to total of 100 units and devices can be connected.)
.
2
Indoor unit
Outdoor unit
Central control device
(*1) The number of indoor units includes the interface adaptor.
Attention
When using the controller at a location susceptible
to noise, use a shield wiring.
System Controller
Up to 64 units (*1)
Up to 30 units
Up to 10 units
Inter-unit control wiring
No polarity
11
(EN)