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Idiomas disponibles
Idiomas disponibles
Application control P.C.Board (pre-installed)
Application control P.C.Board is pre-installed for Secondary Heating output and another functions.
<Location of Application control P.C.Board>
Connector assembly
FAN control PC board
Control circuit board
CN505(RED)
Terminal block
assembly
Screw A
Card edge specer,
3pcs
Application control
P.C.Board
35-EN
1. Take off the screws A and B then
remove the terminal block assembly.
2. To connect wiring to Signal output
terminal:
TB1 or External digital input terminal ;
* Remove the clamp lter.
TB2 or External analog input terminal;
Put extra wires into the
TB3 according application.
cord clamp.
* For the eld wiring, insert it into the
grommet for insert the control wires,
Cord clamp
and pass it through the hole for wiring
of the terminal block assembly, and
Fixing claw for
connect it to the application control
terminal block
P.C.Board on the back.
3. Return the terminal block assembly to
the original position without pinching
wires.
Con rm to hook the claw of terminal
block assembly on the right side.
Then x screw A and B.
Grommet for
insert control
wires
Hole for wiring
Nomenclature and functions
3 4
0
1
8
2
TB2
IN3
IN2
IN1 COM
1
External analog input terminal (TB3)
Changes air ow, operating mode, and temperature settings depending on resistance value from 0 to 140 .
Do not apply voltage or current to this terminal.
2
External digital input terminal (TB2)
Connect for external trouble input or prohibition of local input.
3
External digital input
Switch for voltage ON (WET) and voltage OFF (DRY)
(Factory default: Voltage OFF (DRY))
4
Switch for setting signal output
(Factory default: 0)
Adjust to signal that you want to extract and set the switch.
5
Connector for connecting to indoor circuit board (CN1)
Indoor unit side: Red (CN505). On this control P.C.Board Red (CN1).
6
Switch for function select (SW4)
(Factory default: OFF)
Bit 1: Switches inversion of output logic of signal output 3 (OUT3)
Bit 2: Not used (do not set)
7
EXCT connector (CN4)
Can thermostat OFF by shorting this connector.
8
Signal output terminal block (TB1)
Connect when extracting output signal.
– 18 –
5
6
0
SW4
8
7
0
K3
K2
K1
8
TB1
8
OUT3
OUT2
OUT1
EN
EN
ID
36-EN
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