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thermo-hygro STC-2301 Refrigeration or Heating Digital Thermostat

Thermo Hygro thermo-hygro STC-2301 Refrigeration or Heating Digital Thermostat User guide

  • Hello! I'm a chat assistant familiar with the STC-2301 Thermostat Quick Start Guide. I've reviewed the document, which outlines how to wire the device, set temperatures, and use key features like locking, mode switching and factory reset. I'm ready to answer your questions about the thermostat's functions and settings as explained in this guide.
  • How do I access the function menu?
    How do I set the temperature?
    How do I unlock the keys?
    How do I restore factory settings?
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STC-2301 Thermostat
Quick Start Guide
(Version 21.08.02GEN)
STC-2301 owns one temperature sensor, six
touch-sensitive keys, and one output relay to connect
and control the Refrigerator or Heater.
1. Wiring Diagram
2. Function Menu
Hold the [ ] key for 3s to see the Menu List.
Code
Function
F9
Delay Time only for Compressor
F10
Room Over-Temp Alarm Delay Time
Only for the controller 1st-time power on
F11
Room Over-Temp Alarm Value
F12
Room Over-Temp Alarm Delay Time after F10
F13
Temp. Calibration = Real - Measured
F14
0: Refrigeration Mode; 1: Heating Mode
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3. Set the Temperature
The aimed temperature range was defined
between the “On Temp.” and the “Off Temp.”.
Firstly, you should decide the working mode (F14) is
refrigeration or heating; Since the aim temperature range
will be rewritten to default value once you change F14.
Next, set the temperature for load starts/stops
1) [On Temp] Key: touch this to check/edit the existing
[Temperature for Load Turn On], the character “On
Temp” lighting;
2) [Off Temp] Key.: touch this to check/edit the existing
[Temperature for Load Turn Off], the character “Off
Temp” lighting;
4. Lock/Unlock Keys
If you found the keys were locked, Hold the [ ] key
for 1s to unlock, the icon in the left bottom of the
screen will dim, It will auto-lock again if without
operation in the 30s.
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5. Restore Factory Setting
Hold the [ ] key for 10s, and the screen will show “RES”,
now release the [ ] key and hold the [ ] key for 3s;
the screen will
Show “YES” once succeeds;
Show “ERR” if failed. Please power-on again
before try.
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-2301 Defrost Thermostat
Copyright Haswill-Haswell All Rights Reserved
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