thermo-hygro STC-2301 Refrigeration or Heating Digital Thermostat User Guide

Thermo-hygro STC-2301 Refrigeration or Heating Digital Thermostat

STC-2301 owns one temperature sensor, six touch-sensitive keys, and one output relay to connect and control the Refrigerator or Heater.

Wiring Diagram

Function Menu

Hold the key for 3s to see the Menu List

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

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 the 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;

Lock/Unlock Keys

If you found the keys were locked, Hold the key for 1s to unlock, and the icon on the left bottom of the screen will dim, It will auto-lock again if without operation in the 30s.
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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 trying.

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

References

• Haswill Electronics - An exporter of digital temperature devices from China

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