Communication With Main Machine - Daikin AKZJ8Series Instruction Manual

Optional Parts

Communication with main machine

When this optional board is mounted to the Oil Cooling Unit to connect this unit to the main machine:
1. You can change the operation mode and operation setting from the main machine.
2. You can read the Oil Cooling Unit alarm code and temperature data (machine temperature, room temperature, inlet
oil temperature, outlet oil temperature, temperature difference between inlet and outlet, and inverter frequency
data) from the main machine.
∗ To execute parallel communication, you must set the corresponding parameter. (See page
with the main machine simply by mounting this optional board. For serial communication, parameter setting is not required.
Optional parts
Communication
Type
method
Serial
communication AKZ8–OP–CS
only
Serial or parallel
AKZ8–OP–CSP
communication
Mounting procedure
AKZ8–OP–CS
Locking support (×4), Mounted to control board
To main machine or PC
(Serial communication only)
Supplied lead wire
To main machine or PC
(Serial communication only)
Prepared by user
Electrical equipment box front sheet metal
AKZ8–OP–CSP
To main machine
(Parallel communication)
Prepared by user
Prepared by user
To main machine or PC
(Serial communication)
Mounting position
Upper surface of Oil Cooling Unit
control board
Back of Oil Cooling Unit electrical
equipment box front sheet metal
Back of Oil Cooling Unit electrical
equipment box front sheet metal
CN2
AKZ8-OP-CS
Prepared by user
CN12
Inverter
board
Control board
CN12
CN1
Locking support (×4), Mounted to sheet metal inner surface
Inverter
board
Control board
CN5 CN4 CN3
CN14
CN2
CN1
Supplied lead wire
Locking support (×4), Mounted to sheet metal inner surface
Electrical equipment box front sheet metal
25
AKZ148, AKZ328, AKZ438, AKZJ188,
AKZJ358, AKZJ458
AKZ568, AKZ908, AKZJ568, AKZJ908
AKZ568, AKZ908, AKZJ568, AKZJ908
AKZ148/328/438,
Control board
AKZJ188/358/458
Supplied lead wire
AKZ8–OP–CS
AKZ568/908, AKZJ568/908
Connection to [CN14] on Oil
Cooling Unit control board via
supplied lead wire
Not used
(No connection)
.) The Oil Cooling Unit cannot communicate
Compatible model
Connection to [CN12] on Oil Cooling Unit
control board via supplied lead wire.
CN2
Connection to RS232C port of main machine
or PC. (D-SUB, 9-pin female connector)
Connection to RS232C port of
main machine or PC
(D-SUB, 9-pin female connector)
CN1 CN2
RS232C
AKZ8–OP–CSP
Pin No. 1
CN5 DOUT(CN4) DIN(CN3)
Connection to main machine
PLC output port
Specification No.
SS08303
SS08370
Pin No. 1
35