The RTD Calibrator, developed by Altek, can calibrate all RTD inputs including transmitter, recorder, controller and alarm using a two-three-four-wire hook-ups. It is compatible with all smart transmitters, multichannel recorders and DCS inputs. This unit features a fast responsive time, economical, and ease of use. It is also supplied with ±0.1°C or ±0.2°F high accuracy for all Pt curves, and can simulate °C or °F temperatures. In addition, this device is available with different models to suit in any sensor.