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INSTALLATION MANUAL
PART NO. 9374707157-02
EXTERNAL SWITCH CONTROLLER
Contents
1.
SAFETY PRECAUTIONS ...................................................... 1
2.
MAIN UNIT AND ACCESSORIES .......................................... 1
3.
ELECTRICAL REQUIREMENT ................................................ 1
4.
SELECTING AN INSTALLATION LOCATION ........................... 2
4. 1.
Dimensions ............................................................ 2
4. 2.
Specifi cations ......................................................... 2
5.
WIRING .............................................................................. 2
5. 1.
Wiring method ......................................................... 3
5. 2.
Unit wiring ............................................................... 3
6.
INSTALLING THE EXTERNAL SWITCH CONTROLLER ............ 4
6. 1.
Connecting the cables ................................................ 4
7.
CONNECTION OF REMOTE CONTROLLER CABLE .................. 5
8.
CONNECTION OF EXTERNAL INPUT CABLE ........................... 6
9.
CIRCUIT BOARD SETTING ................................................... 6
10. ABOUT SWITCH SETTING ................................................... 9
11. EXAMPLE SETTING ............................................................ 9
12. TURNING ON THE POWER ................................................ 10
13. LED DISPLAY .................................................................. 10
13. 1.
Normal code ......................................................... 10
13. 2.
Error code ............................................................ 10
1. SAFETY PRECAUTIONS
▪ The "SAFETY PRECAUTIONS" indicated in this manual contain impor-
tant information pertaining to your safety. Be sure to observe them.
▪ Request the user to keep this manual on hand for future use, such as
for relocating or repairing the unit.
This mark indicates procedures which, if improp-
WARNING
erly performed, might lead to the death or serious
injury of the user.
Perform electrical work by an authorized service personnel in accordance
with this manual and the electrical wiring regulations or implementa-
tion regulations of the country. Also do not install this unit by yourself.
Improper electric work will cause electric shock or a fi re.
Perform installation work in accordance with this manual. Request an
authorized service personnel to perform installation work. Do not install
this unit by yourself. Improper installation will cause injury, electric shock,
fi re, etc.
In the event of a malfunction (burning smell, etc.), immediately stop
operation, turn off the electrical breaker, and consult authorized service
personnel.
Do not install the unit in the following areas:
▪ Do not install the unit near a source of heat, steam, or fl ammable gas.
▪ Area fi lled with mineral oil or containing a large amount of splashed oil
or steam, such as a kitchen. It will deteriorate plastic parts, causing the
parts to fail or the unit to leak water.
▪ Area that generates substances that adversely affect the equipment,
such as sulfuric gas, chlorine gas, acid, or alkali. It will cause the cop-
per pipes and brazed joints to corrode, which can cause refrigerant
leakage.
▪ Area containing equipment that generates electromagnetic interfer-
ence. It will cause the control system to malfunction, preventing the unit
from operating normally.
▪ Area that can cause combustible gas to leak, contains suspended
carbon fi bers or fl ammable dust, or volatile infl ammables such as paint
thinner or gasoline. If gas leaks and settles around the unit, it can
cause a fi re.
▪ Do not use the unit for special purposes, such as storing food, raising
animals, growing plants, or preserving precision devices or art objects.
It can degrade the quality of the preserved or stored objects.
▪ Install the unit in a well-ventilated place avoiding rains and direct sun-
light.
Do not operate this unit when your hands are wet. Touching the unit with
wet hands will cause an electric shock.
If children may approach the unit, take preventive measures so that they
cannot reach the unit.
En-1
This mark indicates procedures which, if improp-
CAUTION
erly performed, might possibly result in personal
harm to the user or damage to property.
Pay abundant care when transporting this unit because it is a precision
device. Improper transportation will cause trouble.
Do not touch the switches with sharp objects. Doing so will cause injury,
trouble, or electric shock.
Do not expose this unit directly to water. Doing so will cause trouble,
electric shock, or heating.
Do not set vessels containing a liquid on this unit. Doing so will cause
heating, fi re, or electric shock.
Dispose of the packing materials safely. Tear and dispose of the plastic
packing bags so that children cannot play with them. There is the danger
of suffocation if children play with the original plastic bags.
Do not insert articles into the slit parts of this unit. Doing so will cause
trouble, heating, or electric shock.
2. MAIN UNIT AND ACCESSORIES
The following installation parts are supplied. Use them as required.
Name and Shape
Q'ty
External switch controller
Installation manual
Cable tie
Screw (M4 x 16 mm)
3. ELECTRICAL REQUIREMENT
Use
Size
Remote con-
0.33 to 1.25 mm
troller cable
(16~22AWG)
(2-wire type)
Remote con-
2
0.33 mm
troller cable
(22AWG)
(3-wire type)
External
0.33 to 1.25 mm
input cable
(16~22AWG)
*: Use shielded cable in accordance with local rules for remote controller
cable.
Select a fl exible cable that can be bound using cable ties from over the
cable sheath inside this unit.
Application
This product
1
This manual
1
For mounting the remote controller
cable and external input cable.
4
For mounting this product
3
Cable type
Remarks
Non-polar 2 core,
2
twisted pair
Sheathed
PVC cable*
(Maximum cable
length: 500m (1,640 ft))
Polar 3core, twisted
Sheathed
pair
PVC cable*
(Maximum cable
length: 25m (82 ft))
2 core, twisted pair
2
Sheathed
(Maximum cable
PVC cable*
length: 50m (164 ft))
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