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4
ELECTRICAL WIRING
Dip Switch Setting
Contents of
Pin No.
1
For Address
2
Setting
DSW1
3
For Checking
4
Connection
1
Control Mode
Output Signal
2
Time for
DSW2
Transmission
3
4
Setting of DSW1 (For Address Setting)
Address 1
(Factory
Address 2
Address 3
setting)
ON
ON
ON
1 2 3 4
1 2 3 4
1 2 3 4
Address 5
Address 6
Address 7
ON
ON
ON
1 2 3 4
1 2 3 4
1 2 3 4
CAUTION:
- Incorrect connection will cause controller
damage.
- If wiring work is performed by providing
power supply to controller, the controller
may be broken. Check to ensure that
power supply for controller and chiller
unit is not provided.
- Do not run all signal cables together with
power supply cable and other signal
cables. Noise from these cables may
cause malfunction of the controller and
chiller unit. If signal cables run through
together with power supply cable and
other signal cables, keep a distance
more than 15 cm between signal wiring
and others or run the signal cables
through the metal conduit tube and earth
the either end of tube.
DSW Setting
Setting
ON
Refer to the table below.
Not
Available
Multiple
Control
60 sec.
-
-
-
-
Address 4
ON
1 2 3 4
Address 8
ON
1 2 3 4
Remarks
OFF
It is necessary to set these
switches in case of
connecting more than 2
units.
Available
H-Link (Chiller~CSC-5S)
Individual
Control
30 sec.
-
-
- If power supply cable is connected to
terminal board for transmission signal and
power supply voltage is applied by
incorrect connection, the fuse is broken to
protect printed circuit board. In this case,
this controller is possible to operate
without fuse by setting No.2 pin of DSW3
at the ON side.
ON
DSW3
(Fuse Recover)
OFF
- Set the same address No. for remote
controller and control timer.
- Set the DSW of the control timer to factory
setting (OFF condition), except the
address.
- Set the availability of the control timer
(ON/OFF) to each chiller unit connected in
the remote controller.
For details, please check the "Timer
Operation Procedure".
- For control timer operation, please refer to
the "Installation & Operation Manual
Control Timer" attached in the controller
PSC-5T.
1 2
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