Advertisement
Quick Links
INSTALLATION MANUAL
Error output control board
Safety Precautions
Installation of accessory parts should be performed either by personnel from this dealer
where it was purchased or by specialist installation technicians.
Reassembling, repair, or modification of this accessory parts is strictry forbidden.
Use the specified wires for wiring connect the terminals securely fix. To prevent external
forces applied to the terminals from affecting the terminals.
Do not install a location where flammable gasses may be present.
Repair of the accessory parts must also carried out by personnel from dealer where it was purchased.
In case of installation of option PC Board, make sure that the means for disconnection
must be incorporated in the fixed wiring in accordance with the wiring rules.
Feature
Operation and Error monitoring is possible by using Error output
control board "TCB-PCIN3E"
Dimension
Size(mm):H22 x L73 x W79
Weight(g): 57
Terminal ( Screw M3 )
Accesory parts
Placing position
Install this P.C. board to the left side of the electric component box on hydro unit.
［ Hydro unit ］
TCB-PCIN3E
Function / Electric wiring diagram
Alerm output : Output enabled when the system is in alerm / fault condition.
Boiler control output : Output enabled when outdoor ambient temperature <-10˚C
Hydro unit main control board
TCB-PCIN3E
Display
Relay
K1
Connection
Cable
CN208
PJ20
Display
Relay
K2
MODEL:TCB-PCIN3E
WARNING
CAUTION
WARNING
79
69
No.
Parts name
1
Connection cable
2
Support to fix the board
3
Earth screw
4
Wire-clamp
5
Screw for cable-clamp
6
Banding band
7
Terminal label
［ Electric component box ］
Hydro unit
main control board
Local Supply
4
: Alerm output
Power Supply
L1
3
L2
: Boiler control output
L2
2
Power Supply
1
L1
CAUTION )
・Be sure to prepare a non-voltage point for each terminal.
・Display Relay capacity of "ALERM" and "BOILER", "COMPRESSOR OPERATION" and "DEFROST"
Below AC230V 0.5A (COS φ =100%). when connecting load such as relay coil to "L1,L2" load, insert the noise surge absorber.
Below DC24V 1A (Non-inductive load). when connecting load such as relay coil to "L1,L2" load, insert the bypass circuit.
How to install
(1) Be sure to turn off the power switch before
installing.
(2) Stick the attached terminal label on the
board as shown in the figure on the right.
(3) Place this P.C. board by using the support
on the upper side of the electric component
box. There are four installation holes to
place the support on the upper side of the
electric component box.
(4) Connect the P.C. board (TCB-PCIN3E)
PJ20 and hydro unit main control board
CN208 and CN209 with connection cable.
[ Hydro unit main control board ]
4- φ 4 hole
Wiring
Output wiring
(1) Refer to the "Electric wiring diagram" when wiring.
(2) Be sure to use the shield wire to prevent noise trouble, and perform the
grounding at both sides of shield wires.
(3) Fix the output wiring with the cable-clamp.
Q'ty
1
(3)-1. Fix the wire-clamp using the screw hole on the "B" position.
4
( Do not use the attached banding band )
2
1
[ Electric component box ]
1
2
1
Compressor operation output : Display relay is ON with outdoor compressor operation.
Defrost output : Display relay is ON when the system in defrost.
Hydro unit main control board
CN209
[ TCB-PCIN3E ]
CN208
BLUE
CN208
Alerm and Boiler control output
CN209
Defrost and Compressor operation output
Length
Size
Up to 200m 4-core, 0.75mm
2
*
In conformity with design 60245 IEC 57
*
TCB-PCIN3E
Earth screw
Wire-clamp
B
Output wiring
(Local supply)
TCB-PCIN3E
Earth screw
Wire-clamp
B
Output wiring
(Local supply)
TCB-PCIN3E
Local Supply
4
Display
Power Supply
Relay
3
L2
K1
Connection
Cable
PJ20
2
Display
Power Supply
Relay
1
L1
K2
PJ20
Terminal label
CN209
GREEN
Type
Shield wire
: Defrost output
L1
: Compressor operation
L2
output
SN：CF09800101- ①
Advertisement
