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cgeshtwadt04 – hum/temp output 4-20ma display – wall mounting
Carlo Gavazzi CGESHTWADT04 is a wall-mounted humidity and temperature transmitter with 4–20 mA analogue outputs, integrated display and HVAC monitoring capability.
Why Choose the Carlo Gavazzi CGESHTWADT04 Humidity & Temperature Transmitter?
The Carlo Gavazzi CGESHTWADT04 is a wall-mounted humidity and temperature transmitter designed for accurate indoor climate monitoring in HVAC, building automation and environmental control applications. Part of the Carlo Gavazzi CGESHTW series, this transmitter combines relative humidity and temperature measurement with analogue 4–20 mA outputs and an integrated display for convenient local monitoring.
The CGESHTWADT04 provides reliable measurement of relative humidity and temperature using a capacitive humidity sensing element and semiconductor temperature sensor. Separate 4–20 mA analogue outputs allow easy connection to building management systems, HVAC controllers and industrial automation equipment requiring continuous environmental data.
Operating from a 15–40 V DC or 24 V AC supply, the transmitter features a compact wall-mounted enclosure with an integrated display showing measured values locally. Its stable sensing technology, analogue communication and robust construction make it suitable for offices, commercial buildings, laboratories and technical environments where accurate humidity and temperature control is required.
Key Advantages
- Combined humidity and temperature monitoring in a single wall-mounted transmitter.
- 4–20 mA analogue outputs provide simple integration with HVAC and automation systems.
- Integrated display provides local indication of measured environmental values.
- Reliable capacitive humidity sensing technology for long-term stability.
- Wall-mounted design simplifies installation in indoor environments.
- Suitable for building automation, ventilation and climate-control applications.
- Compact housing supports installation where space is limited.
- Provides continuous environmental feedback for improved comfort and energy management.
Key Features
- Carlo Gavazzi CGESHTW humidity and temperature transmitter series.
- Wall mounting configuration.
- Relative humidity and temperature measurement.
- 4–20 mA humidity output.
- 4–20 mA temperature output.
- Integrated display for local measurement indication.
- Capacitive humidity sensor element.
- 0–100% RH humidity measurement range.
- 0–50 °C temperature measurement range.
- Microprocessor-controlled measurement electronics.
- Automatic calibration function.
- Compact polycarbonate housing.
- Designed for HVAC and building management systems.
Reliable Humidity & Temperature Monitoring for HVAC Systems
Humidity and temperature transmitters provide essential environmental data for heating, ventilation and air-conditioning systems. The CGESHTWADT04 combines accurate humidity measurement with temperature monitoring to help maintain comfortable and efficient indoor environments.
The standard 4–20 mA analogue signals allow straightforward connection to PLC systems, HVAC controllers and building management platforms. With wall mounting, local display indication and dual environmental measurement capability, the transmitter provides a practical solution for continuous indoor climate monitoring.
Typical Applications
- HVAC control systems.
- Indoor climate monitoring.
- Commercial buildings and offices.
- Schools, laboratories and public facilities.
- Building management systems.
- Ventilation control applications.
- Environmental monitoring rooms.
- Industrial automation and process environments.
Technical Specifications
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| Coil / Supply Voltage | 15–40 V DC | |
|---|---|---|
| IP Rating | IP20 | |
| Connection | Terminals | |
| Manufacturer | Carlo Gavazzi | |
| Series | CGESHTW Humidity & Temperature Transmitters | |
| Model | CGESHTWADT04 | |
| Product type | Wall-mounted humidity and temperature transmitter | |
| Measured parameters | Relative humidity and temperature | |
| Humidity sensing technology | Capacitive sensor | |
| Humidity measuring range | 0–100% RH | |
| Humidity output | 4–20 mA | |
| Humidity accuracy | ±2% RH typical | |
| Temperature measuring range | 0–50 °C | |
| Temperature output | 4–20 mA | |
| Temperature accuracy | ±0.5 °C typical | |
| Supply voltage | 15–40 V DC / 24 V AC | |
| Power consumption | Low power design | |
| Display | Integrated LCD display | |
| Housing material | Polycarbonate | |
| Mounting | Wall mounting | |
| Protection rating | IP20 | |
| Operating temperature | -5 to +55 °C | |
| Storage temperature | -25 to +60 °C | |
| Operating humidity | 0–95% RH non-condensing | |
| Dimensions | approx. 85 × 100 × 26 mm | |
| Connection | Screw terminals |
Frequently Asked Questions
What is the Carlo Gavazzi CGESHTWADT04 used for?
The CGESHTWADT04 is a wall-mounted humidity and temperature transmitter used for HVAC, building automation and indoor environmental monitoring applications.
What outputs does the CGESHTWADT04 provide?
The transmitter provides separate 4–20 mA analogue outputs for humidity and temperature measurement.
Does the CGESHTWADT04 include a display?
Yes. The transmitter includes an integrated display for local indication of measured humidity and temperature values.
What humidity range can the CGESHTWADT04 measure?
The transmitter measures relative humidity across a 0–100% RH range.
Where is the CGESHTWADT04 typically installed?
The transmitter is typically wall mounted in HVAC systems, offices, commercial buildings and indoor automation environments where continuous humidity and temperature monitoring is required.
Trusted by Building Automation Engineers
Carlo Gavazzi CGESHTW environmental transmitters provide reliable humidity and temperature measurement, analogue integration and stable performance for HVAC control and smart building applications.
