Layout Of Electrical Terminals - Panasonic CZ-ANC2 Instructions D'installation

Layout of electrical terminals

Connector (CN02) for
schedule timer (optional)
How to connect electrical wiring
1) Basic wiring
N:
Power supply (220-240 V
L:
U1:
Inter-unit control wiring. (Low voltage)
(Use shielded wiring)
U2:
C3: Reserve
C4: Earth for inter-unit control wiring
2) Terminals for remote monitoring
A1: Input for turning on air conditioners concurrently.
A2: Input for turning off air conditioners concurrently.
A3: Common input for turning air conditioners on or off.
B1: On operation state indicator output.
B2: Alarm indicator output.
B3: Common indicator output.
DC voltage pulse
Photocoupler input
Allowable contact voltage
and current : 24 V, 10 mA
Pulse width : 300 ms or more
No-voltage a-contact
static output
Allowable contact voltage
and current : 30 V, 0.5 A
A1 A2 A3 B1 B2 B3
C4
C3
U2
U1
Clamp for electrical wiring
50/60 Hz)
DC24V
COM
Digital
Input
P.C. board
L
N
Earth for
power wiring
Fig. 3
C4
C3
ON/OFF CONTROLLER
A1
A2
A3
B1
B2
B3
EN
7