Model HD2817 -Temperature And Humidity Data Logger

The instruments of the HD2817T... series are transmitters, indicators, and ON/OFF regulators with data logging functions, they measure temperature and humidity. They are fitted with a graphic 128x64 backlit display. The main feature of these instruments is their interchangeable probe. The probe can be replaced by the user without process interruption. Thus, the probe can be calibrated or repaired at a later time. The probe is factory calibrated and ready to use, it is provided with a SICRAM2 module which stores the calibration data of the probe, allowing the interchangeability of the probes. The instruments measure: • Temperature in Celsius or Fahrenheit temperature scale • Relative humidity and calculate: • Dew point • Absolute humidity • Mixing Ratio All models have both current and voltage outputs. Some models are fitted with two control relays and one alarm relay, configurable by the user.