Toshiba Carrier MMU-AP0182H2UL - Page 55

55
High wall type P.C. Board Optional Switch/Connector Specifications
Function
Terminator resistor
provided/Not provided
Remote controller A/B
Fan output
Optional output
External error input
CHK
Operation check
DISP
Display mode
EXCT
Demand
Connector
No.
SW01
CN32
CN60
CN80
CN71
CN72
CN73
Pin
No.
Bit 1
Bit 2
1
2
1
2
3
4
5
6
1
2
3
1
2
1
2
1
2
Specifications
OFF: No terminator resistor,
ON: Terminator resistor provided
OFF: Remote controller A
ON: Remote controller B
DC12V
Output
DC12V (COM)
Defrost output
Thermo-ON output
Cooling output
Heating output
Fan output
DC12V (COM)
DC12V (COM)
External error input
Check mode input
0V
Display mode input
0V
Demand input
0V
Remarks
Setup at shipment OFF: No terminator resistor.
Only 1 unit is ON during central control by custom only.
Setup at shipment OFF: Remote controller A
Setup at shipment: Linked operation of ON with operation of
indoor unit and OFF with stop
* The setup of single operation by FAN button on remote
controller is executed from remote controller. (DN = 31)
ON during defrosting of outdoor unit
ON when Real thermo. ON (Comp. ON)
ON when operation mode is cooling line
(Cool, Dry, Cooing/Heating AUTO cooling)
ON when operation mode is heating line
(Heat, Cooling/Heating AUTO heating)
ON when indoor fan is ON
Generates test code “L30” and automatically shuts down air
conditioner ( only if condition presists for 1 minute) (DN:2A = 2, at
shipment from factory)
A
This check is used for operation check of indoor unit.
(The specified operation such as indoor fan “H”, drain pump
ON, etc. is executed without communication with outdoor unit
or remote controller.)
Display mode
, commu
nication is enabled by indoor unit and
remote controller only.
(When power supply is turned on.)
Timer short (Usual)
Indoor unit forced thermo-OFF operation
Generates test code “L30” and automatically shuts down
air conditioner ( only if condition presists for 1 minute)
(DN:2A = 2, at shipment from factory)