CW-7500 Series
8
2. Detailed parameter setting is as below table
Orde
r
Code
Set item
Range
Factory
setting
Remark
Register
address
1
F1
Set temp.
F6
～
F5/
-20
～
40
25
Intelligent mode /
Constant temp mode
0x0401
2
F2
Temp. difference values
-15
～
5
-2
0x0402
3
F3
Cooling hysteresis
0.1
～
3.0
0.8
0.1 resolution ratio
0x0403
4
F4
Way of control
0
～
1
0
0 Constant,
1 Intelligent
0x0404
5
F5
The highest set temp.
（
F6+1
）～
40
35
Constant temp. mode
0x0405
6
F6
The lowest set temp.
1
～（
F5-1
）
20
Min. 1, Constant
temp. mode invalid
0x0406
7
F7
Ultra-high room temp.alarm
40
～
50
45
0x0407
8
F8
Ultra-high water temp. alarm
1
～
20
10
0x0408
9
F9
Ultra-low water temp. alarm
1
～
20
15
0x0409
10
F10
Temp. alarm delay
0
～
30
5
Minute
0x040a
11
F11
Sensor failure alarm delay
0
～
180
10
Second
0x040b
12
F12
Water flow detection delay
of machine startup
0
～
180
5
Second
0x040c
13
F13
Flow alarm delay
0
～
180
2
Second
0x040d
14
F14
Heating hysteresis
0
～
10
0.8
0.1 resolution ratio
0x040e
15
F15
Water pump stop delay
0
～
180
5
Second
0x040f
16
F16
Startup delay
0
～
180
30
Second
0x0410
17
F17
Compressor activate
protection
0
～
180
30
Second
0x0411
18
F18
Turn on setting of phase
sequence protection
On off
On
0x0412
19
F19
Turn on setting of external
input function (startup and
standby)
On off
off
0x0413
20
F20
NO and NC setting of external
input function
NO/NC
NC
NO-normally opened
NC-normally closed
0x0414
21
F21
External input activation delay
0
～
180
0
Second
0x0415
22
F22
External input standby
activation delay
0
～
180
0
Second
0x0416
23
F23
Key lock of Chiller On/Off
0-1
1
0
：
lock
1
：
unlock
0x0436
24
F24
Self-starting after being
electrified
On off
off
0x043d
