The DT-321 is a reliable and programmable temperature control relay designed for industrial applications. It enables precise temperature monitoring and regulation with built-in control and alarm functions.
- Temperature Range: –30°C to +150°C
- Sensor Type: NTC thermistor
- Display: Bright 3-digit LED for temperature and status display
- Control Output: Relay output for heater/cooler control (NO/NC, 250V AC, 2A)
- Alarm Output: Separate relay output for high/low temperature alarms\
- Control Mode: Heating or cooling, selectable
- Adjustable Hysteresis: Fine-tune control precision
- Calibration: Sensor offset adjustment and alarm delay options
- Power Supply: 100–240V AC, 50/60Hz
- Memory: Retains settings even after power loss (EEPROM)
- Protection: Password protection for settings
- Mounting: Panel mount with standard cutout, plug-in terminals for easy wiring
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