RTD Calibrator(Model CAL 404)

RTD Calibrator is a Pt-100 temperature calibrator manufactured by Ace Instruments for precise sourcing of resistance for calibration of temperature instruments requiring a Pt-100 Source. Extremely useful for calibration for field temperature indicators, temperature controllers, PID controllers, flameproof temperature indicators, temperature monitors, etc.


  • Direct TC & RTD output

  • DC current .001mA resolution

  • Back Light LCD

  • Relative Range Selection 25% to 100%

  • Loop Power

  • Direct Caliberation possible (Refer pg 51 to 57)

  • Automatic Power on/off function

Note: For more detailed specifications, please download the additonal documents