MC101 Series Instruments: Four-digit LED digital display, measurement accuracy ±0.3%. Maximum resolution: 0.1°C for thermocouple and thermal resistance input; 0.0001 for analog input. Universal input supports 10 different types of thermocouples and RTD inputs via front-panel configuration. Thermocouple type and thermal resistance input parameters can be freely configured. Suitable for heating and cooling control applications. Auto-tune function automatically calculates optimal PID parameters. Temperature display in Celsius or Fahrenheit. Four-digit LED display with maximum value of 9999. Commonly used in kilns, furnaces, ovens, and incubators for temperature control. Widely applied across industries for process temperature control and monitoring. Compact short-shell design. Output options: Relay contact + solid-state relay (SSR) voltage output (single output group only). Color: Black. Material: ABS housing with electronic components. Dimensions: 50 mm × 50 mm × 100 mm. Package includes: 1 × PID Digital Temperature Controller 1 × English User Manual Note: Color appearance may vary slightly due to lighting and screen settings. Measurement tolerance: ±1–3 mm.