Design Technical Manual

Table Of Contents
Example of Electrical circuit
CNB01
1
2
3
4
5
6
1
2
CNA04
Indoor unit
Service parts
Relay
External
controller
Indoor unit
circuit board
Max. 492 ft.
(150 m)
Dry contact
external input wire
Specication of external input
Item Spec
Terminal CNA04
Output voltage DC 12 V
Wire diameter AWG22 Twist (0.33 mm
2
)
Service parts No. 9368778019
Requirement for relay switch
Item Spec
Min. permissible
load
1 mA or less
- (08 - 26) -
EXTERNAL INPUT
& OUTPUT
EXTERNAL INPUT
& OUTPUT