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Caution for safety

Read carefully this instruction manual before use and use 
the product properly.

   The specifications, appearance and dimension may be changed

for improvement of performance without a prior notice.

1. This product is not made as a safety device, so when it is used for
    a control of devices feared to cause casualties, damages to the
    peripheral devices or huge property loss, the double safety 
    devices should be arranged before use.
2. Avoid connecting lines, checking and repairing the products while
    power is supplied.

3. Connect power after making sure the terminal number.
4. Never disassemble modify, improve or repair the product.

CAUTIONS

Be well-informed of how to use, safety regulations, warnings, etc
before installation of this device and apply it to the extent of the defined 
specifications and relevant capacity without fail.

Avoid wiring or installation to a motor or solenoid with a large inductive load.

Use a shiled cable for extention of the sensor and ensure not to make it longer
than the necessity.

Ensure not to use the parts generating arc when switching at the same power
source or near to it.
Keep the po wer cable away from a high-tention po wer line and ensure not to
install it at a place with serious oil and dirt.
Avoid strong magnetic field or serious noise, vibration or impact.
Keep away from the place where strong alkaline or acid material is directly 
released and use an independent pipe line.
When it is installed at kitchen, ensure not to pour water directly over the product 

Keep the sensor cable away from signal line, power source, power line or
loaded line and use an independent pipe line.
Note that the mark of         in terminal connection diagram is the safety 
expression for warnings or cautions. 

Avoid using the product close to the device generating noises(high frequency
welder, high frequency sewing machine, high frequency radio, large capacity
SCR Controller, etc).
The use in any way other than what is instructed by the manufacturer may 
cause injury or property loss.
It is not a toy and keep it out of reach of children’s hand.
The installation of the device should be performed by an expert or a qualified
personnel without fail.
We shall not take any responsibility for the damage caused by non-compliance
with the above-mentioned warnings or cautions or by any consumer’s mistake.

for cleaning.

Operating Manual

Electric shock -Do not touch AC terminal during application of 

electric current. It may cause electric shock.

Cut the power supply without fail during checking the input power.

Controlled output

Sensor

Model

Temperature

Functions

     range

Cooler only

Relay contact

control

Defrost control

control

Cooler only

2003S

(5A)

control

Defrost control

control

Relay contact

OUTPUT DISPLAY

DEFROST OUTPUT DISPLAY

OUTPUT DISPLAY

DEFROST SWITCH

UP SWITCH
FUNCTION CHANGE 

DOWN SWITCH

User’s mode changing(Temperature setting)

How to change the setting temp. for Main output

     If press it once, the setting value is flickered.

      or          the value can be UP & DOWN with this key.

Mode setting for user

     A key to enter to installer mode if press for  more than

 5 sec. change with these keys.

DEFROST

Output

Output 

Please make use of the power relay or 
magnet surely.

Example for connection of relay

machine(load)

Note that use of load exceeding capacity of 
contact may cause fusion of contact, 
poor contact, damage of relay, etc.

power 

Relay contact 
output terminal

present temperature

Change the set value by pressing 

these keys.

Flickering

the set temp.

Changing
the set
temperature

After changing the set value

press this key.

Confirm the
setting of
letter OK

Present 
temperature

Displays the confirmed letter(OK)for 
saving set value,
and displayed the present temperature.

By pressing this key, set value is 

flickered

Press for more than 5 seconds.

setting the 
display unit

Setting OFF time 
for defrost

Setting ON time
for defrost

output
delay time

FAN setting

Chart

FAN ON

min,sec

Defrost

F
A
N

How to set manual defrost

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