Freezer Series

HY-740 Digital Ultra-low Temperature Controller-微電腦冷凍(超低溫)控制器

HY-740 Digital Ultra-low Temperature Controller-微電腦冷凍(超低溫)控制器

HY-740 Digital Ultra-low Temperature Controller-微電腦冷凍(超低溫)控制器
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  • HY740-2.jpg
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DETAIL

Product Description

Product Model: HY-740
Temperature Control Range: −65°C ~ +65°C
Screen Display: High-brightness single LED display
LED Display: Red 3-bit (seven-segment display)
Temperature Measurement Accuracy: ±1°C (Operating environment −15°C ~ +70°C)
Resolution: 0.1°C
Optional Power Supply: 12V / AC / DC / 50–60Hz
Installation Method: Panel mount type
Mounting Size: 70 × 28.2 × 65 mm³
Working Environment Temperature: −15°C ~ +70°C
Compressor Output: 30A / 250V (purely resistive load)
Defrost/Fan Output: 10A / 250V (purely resistive load)
Sensor Length: 150cm (with 5 cm copper probe)
Display Color Indicator:

  • Green – Compressor status (flashing: ready / solid: running)

  • Yellow – Defrost status (flashing: defrost temp reached / solid: defrosting)

  • Blue – Fan operation (fan and compressor are flashing at the same time: dropping / solid: operation)

  • Red – Temperature alarm or sensor fault

Features:

  • Supports both electric (EL) and hot-gas (HS) defrost

  • Adjustable delay start and defrost settings

  • Alarm for high/low temperature and sensor error

  • Total running hour display

  • Forced defrost and defrost drip-time functions

  • Parameter lock function

Package Includes:
1 × HY-740 Controller (with power cable and sensor*2)
1 × Compressor
2 × Mounting accessories
1 × User manual