PURGEAR STC-2304 Digital Thermostat User Guide

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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 [  

] 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.  

1 / 5  

VIEW FULL SCREEN PDF MANUAL

General	Details
Name	PURGEAR STC-2304 Digital Thermostat User Guide
Make	PURGEAR
Language	English
Filetype	PDF (Download)
File size	0.17 MB

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• ALL THERMOSTAT INSTRUCTIONS & USER MANUALS
• PURGEAR

PURGEAR STC-2304 Digital Thermostat User Guide Overview

Summary of Contents

• Page 1: STC-2304 thermostat features six touch-sensitive keys, two sensors, and three output relays. The thermostat can connect and control the refrigerator, defrosting unit, and evaporator fan. To unlock the keys, hold the designated key for one second. The unlock icon will dim when the keys are unlocked. The keys will auto-lock again after 30 seconds of inactivity.
• Page 2: Restore factory setting by holding the key for 10 seconds. The screen will show RES. Release the key and hold another key for 3 seconds. The screen will display YES if successful or ERR if failed. Set the aimed temperature range, which is defined between the On Temp. and Off Temp. The thermostat controls refrigeration, defrosting, and fan, without a F14 code. Use the [On Temp] key to check or edit the existing temperature for load turn on. Use the [Off Temp] key to check or edit the existing temperature for load turn off.
• Page 3: Function menu can be accessed by holding the key for 3 seconds. Defrosting lasting time is adjustable. Defrosting cycle and interval time can be set. The controller's total working time is recorded. The compressor's total working time is also tracked. Defrosting can be done using electric-thermal or hot gas methods. There is a defrosting stop temperature setting. Fan mode has five available options. Compressor startup protection includes a delay time. Temperature calibration can be adjusted based on real and measured temperatures.
• Page 4: Description Fan startup earlier than the compressor Fan startup later than the compressor Fan keep synchronous with the compressor Fan continuous working without interrupt Fan continuous working except for the defrosting time and water dripping time Set the defrosting When F2 = 0, the defrosting function was disabled When F2 > 0, the defrosting function works Configure the F5 that is the defrost method Change the F6 value; it is the stop line for defrosting
• 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 STC-2304 Defrost Fan Thermostat. Copyright Haswill-Haswell All Rights Reserved.