SCV KJR-120F User manual

WIRED
CONTROLLER
MINI CHILLER
USER MANUAL
KJR-120F
AIR CONDITIONING


“Originalinstructions”

Chiller wired controller
1.1 Mini chiller wired controller: KJR-120F
1.1.1Specifications
Model
Description

power adapter
2
3
0
-
240V
～
50Hz
KJR
-
120F
Touch key and backlight function
Input Voltage
10V AC
Operating environment
temperature
-
1
5
ºC~+43ºC
Operating RH
RH 40%~RH 90%

Chiller wired controller
1.1.2 Button introduction
Item
Description
Item
Description
1
Operation icon
9
Water temperature
2
Mode area
10
ON/OFF key
3
Water temperature
11
Right, left key
4
Timer ON/OFF
12
OK key
5
Function icon
13
Function key
6
On-line unit qty. indication
14
Add, reduce key
7
Reserved
15
Cancel key
8
Clock
16
Mode key
1. Operation icon :
Indicate the ON and OFF status; when it is ON, it will display; when it is OFF, it will disappear;
2.Mode area:
Indicate the main unit operating mode;
3. Water temperature
Two status can be displayed: ;
14 13
3
1
2
4
16
11
15
5
6
7
8
9
10
11
12
(Long press 3s
for cancelling timing) (Long press 3s for unlocking)
MODE
FUNCTIONS

Chiller wired controller
4. Timing ON/OFF indication :
Indicate the timer information;
5. Function icon;
1) Computer
Display when connects to computer.
2) Conflict
Displays when the unit operation forced cooling mode.
3) Maintenance
Displays when the unit is needed. Press″MODE″key for 3 seconds to cancel the icon and timing will
restart until next maintenance.
4) Cycle : The reserved icon
5) E-heating : The reserved icon.
6) Check
Display when check function is operated;
7) Anti-freezing
Displays when ambient temperature is low which means the main unit need anti-freezing action
8) Lock
Displays when no key operation for 2 minutes and all keys are locked. Press ―OK‖ key for 3 seconds
to unlock;
9) Error : Displays when error or protection occurs and means the unit need maintainence by
professionals.

Chiller wired controller
6. On-line unit qty. indication:
Under normal status display the quantity of the units connected to the wired controller; under check status
display the device serial number.
7. Water level indication: The reserved icon
8. Clock:
Under normal status display clock; during timer setting it displays the setting timing time.
9. Water temperature:
Under normal status display water temperature; during water temperature setting it displays the setting
numerical value; under spot check status display spot check parameter;
10. ON/OFF key: On and Off functions.
11. Right, Left key:
Under main page to press this key can query the setting water temperature; Press right key to shift to the
next step setting under timing setting status; Press these keys to turn over the unit parameter information
under check status.
12. OK key:
After setting the parameter then press this key to confirm. After keys locking then long press this key for 3
seconds to unlock.

Chiller wired controller
13. Function key:
Setting water temperature, timing and clock etc; Press FUNCTION key for 3 seconds to enter check
status, setting unit number and forced open water pump.
14. Add, Reduce key:
Move up or move down values of temperature, timing etc.
15. Cancel key:
During setting parameters press this key to cancel setting. After timing setting and then long press this
key 3 seconds to cancel timing.
16. Mode key: Power on the cooling function,heating function or water pump function.
1.1.3 Operation instruction
On and Off the main unit
1) Press the On/Off key to control On and Off status of the main unit.
2) Under Off status, press the On/Off key to operate the main unit, at that time the LCD of wired
controller will display the operation icon . The main unit will be operated as the current setting of the
wired controller.
3) Under On status, press the On/Off key to off the main unit, at that time the operation icon ― on
the LCD of wired controller will disappear.
Note:
1. When outdoor unit is in restore-to-factory-default setting mode (outdoor unit displays ―OFF‖), wired
controller won‘t start the unit. Quit ―OFF‖ status through outdoor unit display operation panel.
2. If outdoor unit is forced shutdown by remote control, then the unit won‘t start by using wired controller.
Relieve the unit from shutdown status by remote control.

Chiller wired controller
Operating mode setting
Press ―MODE‖ key to choose operation mode. The setting mode will change as the following order each
time the key is pressed:
Press ―OK‖ key or wait for 7 seconds to confirm. During the setting process, pressing the ―CANCEL‖ key
to exit without saving.
→→

Chiller wired controller
Setting water temperature:
Method 1:
Press the ▲or ▼to adjust the water temperature under main interface. Press OK key or wait for 7
seconds to confirm.
Method 2:
Setting water temperature in function parameter: Press FUNCTIONS key under main interface once to
enter water temperature setting interface. Press the ▲or ▼to adjust the water temperature .Press OK
key or wait for 7 seconds to confirm.
Water temperature setting check: To check the water temperature setting value, press the ◄or ►key
under the main page (the page displayed after the controller is powered on).
Function parameters setting
Press FUNCTIONS key to choose operation parameters. The setting function parameters will change as
the following order each time the key is pressed:
→→
W ater temp. setting
T iming
Clock Unit NO.
→
W
ater pump forced
→

Chiller wired controller
1. Timer setting:
3 timing periods can be set on the wire controller: Timer 1, Timer 2, and Timer 3. These 3 timers can
control the main unit to be turned ON and OFF 3 times at most during a day.
Setting method: press ―FUNCTIONS‖ key under main page twice to enter timing setting. Then the LCD
will display as the following:
2. At this time the hour of the clock will flash, which means the current setting is the hour of Timer 1 ―On‖,
press the ▲or ▼to adjust, press ►key when finished, and then the minute of the clock will flash,
which means the current setting is the minute of Timer 1 ―On‖, press the ▲or ▼to adjust, press ►
key when finished, the LCD will display as the following:
3. At this time the hour of the clock will flash, which means the current setting is the hour of Timer 1 ―Off‖,
press the ▲ or ▼ to adjust, press ►key when finished, and then the minute of the clock will flash, which
means the current setting is the minute of Timing 1 ―Off‖, press the ▲or ▼to adjust, press ► key when
finished, the LCD will display as the following:
1
TIMER
ON
1
TIMER
OFF
TIMER