Intrinsically safe industrial measuring probe
For humidity, temperature, and derived variables
This measuring probe has been designed for accurate and risk-free humidity monitoring in potentially explosive areas. It is mainly used in challenging industrial applications and under harsh conditions.
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Intelligent
interchangeable probes |
Modular measuring
probe concept |
Corrosion
resistant |
GENERAL TECHNICAL DATA |
| Probes | 907037/1 for wall mounting; 907037/3 for smallest rooms; 907037/4 for pressurized rooms; 907037/5 for high temperatures; 907037/7 for high humidity; 907037/8 for pressurized rooms |
| Measuring range | RH = 0 to 100 % RH, T = -70 to +180 °C (depending on type), Other available measurement parameters: Dew point temperature, wet-bulb temperature, absolute humidity, mixing ratio, water concentration, water mass fraction, water vapor pressure, and enthalpy |
| Application | Pharmaceutical industry, petrochemical industry, food technology |
| Version | Industrial version in wall design type (ATEX) with intelligent interchangeable probes |
| Outputs | 4 to 20 mA, (2 channels as optional extra) |
| Measurement medium | Air, compressed air, vacuum |
| Special features | Housing with LCD display and operator panel; 6 probes with various process connections and cable 2 m, 5 m, or 10 m in length |
| Voltage supply | DC 24 V (via [Ex i] supply isolator or Zener barrier) |
| Approvals | ATEX, IECEx |
| Sensing element | Capacitive (resistant to condensation, fast response) |
| Protection type | IP66 (NEMA4X) |
For applications in the air-conditioning sector
This measuring probe is for versatile ventilation and air conditioning applications. It is particularly easy to install, has a robust form, and uses reliable humidity measurement technology.
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2-line LCD-display
as optional extra |
Rod, indoor,
wall-mounted, and duct version |
Current and
voltage outputs |
For facility management and climate monitoring
This measuring probe is mainly used in heating engineering, air-conditioning, and ventilation technology. It sets itself apart in particular through high measuring accuracy, long-term stability, and chemical resistance.
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LCD display
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Indoor, wall-mounted,
duct, and rod versions |
Current, voltage,
or Modbus output |
Measuring probe for humidity, temperature, and CO2
The Wtrans E01 measuring probe is used in combination with a Wtrans receiver for recording measured values using digital sensors for humidity, temperature, and CO2. Other measurands can be derived from the determined measured values.
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LCD display with
background lighting |
2 inputs for
measured value recording |
No wiring work
required |
