4. CONTROL SYSTEM
57
ENGLISH
Control information setting
This menu is for setting the basic control values of the chiller. If you move cursor to an item which you want to set in
the menu bar, and press 'Select' key, then the key menu will alternate through Previous, Next, Decrease, Increase
with the cursor blinking on the set value. You can set a value by designating the cipher with Previous or Next key and
changing it with Decrease
or Increase key, and pressing Set key.
- Movement path :
The method of use is the same as
in "2) User setting".
Figure 38 Control information screen
No
Setting items
Setting Range
Default value/unit
1
1~50
1 second
2
0.00~5.00
0.00°C
3
1.0~3,000.0
180.0A
Note.1
4
0~3,600
380V
5
R134A,R22,R134A_D,R22_D
R134A
6
1~600
5 sec.
Optional
7
0~60
10
Optional
8
0~30
1
9
4 step/stepless
4 step
10
Modbus/X21
Modbus
11
0~3,000
180.0A
12
30~99.0
65°C
Optional
13
30~99.0
90.0°C
Optional
14
30~99.0
80.0°C
Optional
15
0.5~50.0
2.0sec
16
Y-D/External
Y-D
Optional
Control calculation cycle
Control temperature non-sensing zone
Motor rated current
Motor rated voltage
Model selection
Cooling tower fan control calculation
Smooth startup output cycle
Smooth startup output time
Control valve selection
Communication mode selection
Motor rated current 2
Economizer valve opening temperature
Liquid valve opening temperature
Liquid valve closing temperature
Step temperature
Startup method selection
* Above current value can be changed without prior notice for design improvement, model change or - user's con-
venience. Please refer to approved drawings for detailed information.
Summary of Contents for LCWW
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