Relative humidity and temperature sensor hydroTRANS S20
wall-mountNDIR0-10 V

Relative humidity and temperature sensor - hydroTRANS S20 - JUMO Group - wall-mount / NDIR / 0-10 V
Relative humidity and temperature sensor - hydroTRANS S20 - JUMO Group - wall-mount / NDIR / 0-10 V
Relative humidity and temperature sensor - hydroTRANS S20 - JUMO Group - wall-mount / NDIR / 0-10 V - image - 2
Relative humidity and temperature sensor - hydroTRANS S20 - JUMO Group - wall-mount / NDIR / 0-10 V - image - 3
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Characteristics

Type
relative
Mounting
wall-mount
Technology
NDIR
Output
0-10 V, 4-20 mA, Ethernet, Modbus
Supply voltage
24VDC
Protection level
IP65
Other characteristics
with CO2 sensor, multi-sensor
Applications
industrial, for HVAC, for building automation
Measuring range (%)

Max.: 100 %

Min.: 0 %

Precision

2 %

Accuracy (temperature)

0.2 °C
(32.36 °F)

Working temperature

Max.: 80 °C
(176 °F)

Min.: -40 °C
(-40 °F)

Description

Short Description
Wall-mounted humidity and temperature transmitter JUMO hydroTRANS S20 with optional CO2 module and Single Pair Ethernet for direct connection to JUMO Cloud and automation systems.

Overview
The transmitter uses capacitive measurement for humidity and a precision temperature sensor. The wall-mounted version is designed for harsh environments such as storage areas and production facilities. Multiple interface and output options facilitate integration. Easy to install and maintain with reliable sensor technology.

Highlights
  • Simple startup
  • HVAC and building automation
  • Multisensor: temperature, humidity, optional CO2
  • Wall-mounted rugged version with IP65 protection

Interfaces
  • Voltage and current outputs
  • Modbus
  • Single Pair Ethernet (cloud/automation connectivity)

Technical specifications
  • Humidity measuring range: 0 to 100 % RH
  • Humidity accuracy: 2 % RH (at 25 °C and 1013 mbar)
  • Operating temperature: -40 to +80 °C; CO2 version: -20 to +60 °C
  • Temperature accuracy: 0.2 K (at 25 °C and 1013 mbar)
  • CO2 measuring range: 400 to 10000 ppm
  • CO2 accuracy: 50 ppm ±5 % of measured value (at 25 °C and 1013 mbar)
  • Power supply: 24 V DC, ±33 %
  • Protection type: IP65
  • Vibration/shock: suitable for industrial applications
  • EMI emission: Class B
  • EMI immunity: industrial requirements
  • Interfaces: voltage/current outputs, Modbus, Single Pair Ethernet

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Exhibitions

Meet this supplier at the following exhibition(s):

InnoTrans 2026
InnoTrans 2026

22-25 Sep 2026 Berlin (Germany) Hall CityCube, A - Stand 240

  • More information
    Aquarama 2026
    Aquarama 2026

    29-29 Oct 2026 Leuven (Belgium)

  • More information

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    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.