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OMC-406 Combined Temperature Humidity Sensor

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The air temperature and humidity probe OMC-406 provides accurate and precise measurements of both temperature and humidity in two 4Š20mA outputs. The temperature sensor within the probe is a Pt 100 element, while the principle of humidity measurement is based on a capacitive measuring device.

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Technical details

Humidity
Measuring range 0 to 100% RH
Accuracy at 23 degree C <+/- 1.5% RH between 10 to 95%
Reproducibility <+/- 0.5% RH
Hysteresis for a 4hr cycle <1% RH
Time constant at 23 degree C <15sec
Temperature error +/- 0.5% RH
Linear output 4 to 20mA = 0 to 100%

Temperature
Measuring range -40 to 60 degree C
Accuracy <+/- 0.5 degree C
Reproducibility <+/- 0.1 degree C
Time constant 15sec
Linear output 4 to 20mA
Measuring system Pt100, 1/3 DIN

General
Power supply 10 to 30V dc, 50mA
Protection of the sensors wire mesh filter
Dimensions: 265mm length, 25mm diameter
Net weight 0.17kg

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