Comet H3531R Rack mount thermometer hygrometer (12Vdc, Ethernet)

Measured value: Temperature, Relative humidity, Counted values (dew point…), Two-state signal

Temperature sensor:

Measuring range: -30 to +105 °C

Accuracy: ±0.4 °C

Resolution 0.1 °C

Humidity sensor:

Measuring range: 0 to 100 % RH

Accuracy: ±2.5 % RH from 5 to 95 % at 23 °C

Resolution: 0.1% RH

Dew point:

Measuring range: -60 to +80 °C

Accuracy: ±1.5 °C at ambient temperature T <25 °C and RH >30 %

Resolution: 0.1 °C

Relay outputs:

Quantity: 2

Maximal voltage: 50 V

Maximal current: 2 A

Maximal power: 60 VA

Binary inputs:

Quantity: 3

Signal for binary input: dry contact, open collector or two-state voltage signal. Inputs are not galvanically isolated.

Minimum pulse duration on binary input: 500 ms

Voltage across open contact: < 3.3 V

Low voltage level: 0 to +0.5 V

High voltage level: +3.0 to +30 V

Operating temperature: -30 to +80 °C

Channels: 1x connectable temperature+humidity probe

Counted values: humidex, dew point, absolute humidity, specific humidity, mixing ratio, specific enthalpy

Acoustic alarm: from built-in beeper - switchable

Output: Ethernet

Measuring interval: 2 s

Power: 12Vdc, maximum consumption 1W

Protection class: IP30 electronics; IP40 sensors

Dimensions: 483 x 44 x 45 mm; length/diameter of external probe: 88/18 mm; one rack unit 1U

External probe cable length: 1 meter

Weight: approx. 1090 g

Included in delivery:

H3531R

Instruction Manual

Traceable Calibration Certificate

FREE software TSensor for Configuring of the Transmitter

COMET Cloud for 3 Months

Datasheet