Haswill STC-2304 Quick Start Manual

STC-2304 Thermostat

Quick Start Guide

(Version 21.08.02GEN)

STC-2304 owns 6 touch-sensitive keys, two sensors, and

three output relays to connect and control the

Refrigerator, defrosting unit, and evaporator fan.

1. Wiring Diagram

https://www.thermo-hygro.com

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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Table of Contents

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Page 1 STC-2304 Thermostat Quick Start Guide (Version 21.08.02GEN) STC-2304 owns 6 touch-sensitive keys, two sensors, and three output relays to connect and control the Refrigerator, defrosting unit, and evaporator fan. 1. Wiring Diagram https://www.thermo-hygro.com 2. Lock/Unlock Keys If you found the keys were locked, Hold the [...
Page 2 3. 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 display “YES” once it succeeds; Show “ERR”...
Page 3 5. Function Menu Hold the [ ] key for 3s to see the Menu List. Code Function F1 Defrosting Lasting Time F2 Defrosting Cycle / Interval Time Defrosting Cycle / Interval Time Count Mode 0 The sum working time of the controller 1 The sum working time of the compressor F4 Water dripping Time F5 Defrosting by, 0 is Electric-Thermal,1 is Hot Gas...
Page 4 Description ≤-1 Fan startup earlier than the compressor ≥1 Fan startup later than the compressor 0 Fan keep synchronous with the compressor C Fan continuous working without interrupt D Fan continuous working except for the defrosting time and water dripping time. F7 &...
Page 5 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 https://www.thermo-hygro.com STC-2304 Defrost Fan Thermostat Copyright Haswill-Haswell All Rights Reserved 5 / 5...