37
5
Outdoor unit
[PCB Installation Position]
TCB-PCIN4E
Size : 73 x 79 (mm)
Error / Operation Output
▼
Function
The operation error output PCB can indicate operation and error states by
connecting to the interface PCB of outdoor units.
▼
Operation
Operation output: The operation indicator is on while any indoor unit in the
system is operating.
Error output:
The error indicator is on when an error is occurred on even
one of the indoor or outdoor units in the system.
Wiring example
* [OUTPUT3] is displayed when power is turned on.
Application
* Installation the optional PCB
in the interface board of the
outdoor unit.
Model
name
Appearance
Function
OUTPUT1
PJ20
OUTPUT2
OUTPUT3
TB1
L1
L2
1
2
5
6
4
3
C1
PS
PS
K1
K2
1
ON
OFF
2 3 4
SW16
Outdoor unit
interface PCB
Optional PCB
Locally procured
Shield
wire
CN511
C1
Attached connection cable 1 (4wires)
CN511
Connector on interface side (green)
K1, K2
Relays
L1
Error indication Lamp
L2
Operation indication Lamp
OUTPUT1
Error output
OUTPUT2
Operation output
PJ20
Connector on optional PCB side
PS
Power supply unit
TB1
Terminal block
There are holes on the metal of interface PCB, and the optional
PCBs are installed.
Two kinds of the optional PCBs are able to install on it.
TCB-PCIN4E
TCB-PCDM4E
TCB-PCMO4E
In case of
TCB-PCMO4E
TCB-PCDM4E
In case of
TCB-PCIN4E
TCB-PCMO4E
In case of
TCB-PCDM4E
TCB-PCIN4E
Installation position of optional PCB
Interface PCB
