Haswill STC-8080H User manual

https://www.thermo-hygro.com
1 / 4
STC-8080H Thermostat
Quick Start Guide
(Version 21.08.02GEN)
STC-8080H defrosting thermostat with one sensor and
two output relays to connect and control the
refrigeration and the defrosting unit. There is an editable
delay time for the over-temp alarm function.
1. Wiring Diagram
This unit does not output AC electricity; hence you have
to wire all live and null wires to each port; you may use
the jumper wire conveniently.

https://www.thermo-hygro.com
2 / 4
2. Function Menu
Code
Function
F1
Temperature for Refrigeration Starts
F2
Temperature for Refrigeration Stops
F3
Temperature Calibration
F4
Compressor Delay Time
F5
Over-temperature to Trigger Alarm (more than
F1)
F6
Alarm Delay Time
F7
Defrosting Cycle / Interval Time
F8
Defrosting Lasting Time
3. Configuration
The aimed temperature range was defined from “F1” to
f2”; you need to set both.
≥F1, refrigeration starts.
≤F2, refrigeration ends.
Step1
Hold the key for 3s, and the code F1 will
appear.
Step2
Press the or keys to get the aim
function you want to update;
Step3
Press the key to check the existing value;
Hold the key meanwhile press the or

https://www.thermo-hygro.com
3 / 4
key to change the value;
Step4
Release all keys once it reaches your aim value;
Repeat operation from Step 2 / 3 / 4 to adjust
other parameters;
Step5
After configuring all values, press the key to
save data and back to normal monitor status.
Attention: the modified value will be saved
automatically and back to normal status if
without operation in 30 seconds.
4. Run the Forced Refrigeration
Hold the key for 3s to start the forced-defrosting mode;
do it again to stop defrosting.
More Tips:
This unit controls the defrosting only by the time, but not by
the evaporator temperature like STC-9100.

https://www.thermo-hygro.com
4 / 4
This is not a step-by-step user manual;
It just shows the key points.
The new user should read the Full-Content Version User
Manual
Haswill Electronics
STC-8080H
Copyright Haswill-Haswell All Rights Reserved