Elitech EK-3021 Two-way Output Digital Temperature Controller Refrigeration System with Defrost Mode, With Temperatue Sensor and Evaporator Defrost Sensor, Touch-Key
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Elitech temperature controller EK-3021 is suitable for the temperature control of the middle and low temperature in cold storage, air-cooled cabinets, kitchen cabinets, operational consoles, refrigerated display cabinets. It could measure, display and control temperature, with the function of temperature calibration, forced defrost and over-temperature alarm and sensor failure...
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Elitech temperature controller EK-3021 is suitable for the temperature control of the middle and low temperature in cold storage, air-cooled cabinets, kitchen cabinets, operational consoles, refrigerated display cabinets. It could measure, display and control temperature, with the function of temperature calibration, forced defrost and over-temperature alarm and sensor failure alarm, one key recovery of the factory default value, parameters preset, and one key recovery. It adopts a touch key design with the key lock function.
Feature
Specification
Feature
- Dual-way sensor input: cabinet temperature sensor and defrost sensor.
- Multiple defrost control modes, more stable and energy-saving, avoid cold storage swell.
- Two-way control output: Refrigeration and defrost.
- Suitable for temperature control of the middle and low-temperature cold storage or heating equipment.
- Six touches key design, quick parameter setting, easy operation.
- It could measure, display, and control temperature, with the function of temperature calibration, and temperature over-temperature alarm, and sensor failure alarm.
- One key recovery of the factory default value, support parameters preset
- It adopts a touch key design with the key lock function
| Model | Cooling | or Heating | Alarm | Defrost | Fan | Temperature Probe | Defrost Probe | Communication Function |
| EK-3010 | √ | √ | √ | / | / | √ | / | / |
| EK-3020 | √ | / | √ | √ | / | √ | / | / |
| EK-3021 | √ | / | √ | √ | / | √ | √ | / |
| EK-3030 | √ | / | √ | √ | √ | √ | √ | / |
| EK-3030E | √ | / | √ | √ | √ | √ | √ | 485 interface |
| Measuring range | -40℃～99℃ |
| Controlling range | -40℃～85℃ |
| Accuracy | -30℃～50℃, ±1℃ ± 0.5dig; others, ±2℃ ± 0.5dig |
| Resolution | 0.1℃ / 1℉ |
| Mounting size | 71mm*29mm |
| Power supply | 220±10%(VAC), 50/60Hz |
| Power consumption | 5W |
| Work ambient temperature | -5℃～55℃ |
| Work ambient humidity | 10%～90% non condensing |
| Storage temperature | -25℃～85℃ |
| Sensor length | 2M |
| Sensor type | NTC (10KΩ/25℃, B value 3435K) |
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