ON / OFF electromechanical analog controls, which work due to the effect of temperature on an expanding liquid that runs through the bulb and the capillary by mechanically operating a pole switch.
- Origin: Brazil
- Temperature ranges: 20~120°C, 80~200°C, 50~300°C, 140~450°C
- Capacity: 30A
- Origin: Germany
- Temperature Range: 100~180°C
- Capacity: 16A
PID electronic controllers, with digital indication and programming of operating parameters.
- Origin: China
- Format: 48 X 48 mm
- Sensor: Thermocouples or Thermistors
- Output: Relay 5A