S&A CW-5300 Installation & Operation Instructions page 12

Press "→" key once to enter status display menu and it indicates t1
4.
which suggests temperature of room temperature sensor.
Press "→" key twice to indicate t2 which suggests flow rate. (L/min, with
0.1 resolution)
Press "→" key three times to return to normal operation.
When first powered on, press "↓" key to cancel delay time and connect
5.
the compressor.
User parameter setting (F0~F11 is available)
6.
"↑" and "↓" keys are for changing and saving data. "←" and "→" keys are for switching
items. Press and hold "SET" key, "↑" key and "↓" key for 6 seconds to enter parameter
setting until the lower window indicates PAS and the upper window indicates 00. Press "↑"
or "↓" key to revise password (F7 is for revising password) and then press "SET" key. If
the password is correct, the lower window indicates F0 and the parameter is available for
revision. If the password is wrong, it will return to temperature display. If there is no action
within 20 seconds, the temperature controller will also automatically exit parameter setting
status. Press "RST" key to save the data and exit.
Restore to factory settings
7.
After the power is on for 30 seconds, press and hold "↑" and "↓" keys for 3 seconds until
it displays "rE". The supplier parameter and user parameter will restore to factory value. 3
seconds later, it will return to temperature display.
Alarm codes description
8.
E1 E2
Ultra-high Ultra-high
room water
temperature temperature
Advanced parameters adjustment examples
9.
Order Code
1 F0 Temperature setting
2 F1 Temperature Difference Values
3 F2 Refrigeration return difference
4 F3 Way of control
5 F4 Alarm for ultra-high water temperature
6 F5 Alarm for ultra-low water temperature
7 F6 Alarm for ultra-high room temperature
8 F7 Password
9 F8 The allowed highest water temperature
10 F9 The allowed lowest water temperature
11 F10 Flow alarm
12 F11 Communication address
E3 E4
Room
Ultra-low
temperature
water
sensor
temperature
failure
Items
12
TY-JS-20319-003
E5 E6
Water
temperature External
sensor input alarm
failure
Value in
Case 1
-3
0.5
1
15
15
45
8
31
25
0.5
1
E7
Flow
alarm
Value in
Case 2
25
2.0
0
5
10
45
8
30
5
0.5
1