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esthw50vdm – temp rh wall tx voltage output with com / display
Carlo Gavazzi ESTHW50VDM wall-mounted temperature and humidity transmitter with display, 0–10 V and 4–20 mA outputs and RS485 Modbus communication.
Why Choose the Carlo Gavazzi ESTHW50VDM Temperature & Humidity Transmitter?
The Carlo Gavazzi ESTHW50VDM is an advanced wall-mounted temperature and relative humidity transmitter designed for accurate environmental monitoring in HVAC systems, building automation and indoor climate control applications. Part of the Carlo Gavazzi ESTHW50 series, it combines temperature and humidity measurement with dual analogue outputs, RS485 Modbus communication and an integrated display for convenient local monitoring.
This transmitter provides reliable measurement of air temperature and relative humidity while allowing easy integration with PLCs, controllers and building management systems. The wall-mounted design, compact enclosure and display interface make it suitable for commercial buildings, hospitals, hotels and industrial environmental monitoring installations.
With a 0–50 °C temperature measuring range, 0–100% RH humidity measuring range, 0–10 V / 4–20 mA configurable outputs and RS485 Modbus communication, the ESTHW50VDM provides flexible temperature and humidity monitoring for modern HVAC and automation systems.
Key Advantages
- Combined temperature and humidity monitoring in a single compact transmitter.
- Integrated display for convenient local measurement viewing.
- RS485 Modbus communication for connection to automation networks.
- Dual analogue outputs supporting 0–10 V or 4–20 mA configurations.
- Wall-mounted design for indoor environmental monitoring.
- Suitable for HVAC, ventilation and building management applications.
Key Features
- Carlo Gavazzi ESTHW50 environmental sensor series.
- Wall mounting configuration.
- Temperature and relative humidity measurement.
- Temperature range: 0–50 °C.
- Humidity range: 0–100% RH.
- 0–10 V / 4–20 mA analogue outputs.
- RS485 Modbus communication interface.
- Integrated display with local indication.
- Compact PC fire-resistant housing.
Reliable Environmental Monitoring for HVAC and Building Automation
The Carlo Gavazzi ESTHW50VDM measures temperature and humidity to provide accurate feedback for climate control, ventilation management and indoor environmental monitoring systems. Its analogue outputs, Modbus communication and local display provide flexible operation for modern automation environments.
The ESTHW50 series is designed for engineers requiring dependable environmental sensing, simple installation and reliable integration into HVAC and building management systems.
Typical Applications
- HVAC temperature and humidity monitoring.
- Building automation systems.
- Hospital and healthcare environmental monitoring.
- Office and commercial building climate control.
- Hotel and residential humidity monitoring.
- Industrial environmental control applications.
Technical Specifications
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| Coil / Supply Voltage | 8–35 V DC | |
|---|---|---|
| IP Rating | IP65 | |
| Sensing Principle | Capacitive | |
| Connection | Cable | |
| Manufacturer | Carlo Gavazzi | |
| Series | ESTHW50 | |
| Model | ESTHW50VDM | |
| Product type | Temperature and relative humidity transmitter | |
| Mounting type | Wall mounting | |
| Display | Integrated display | |
| Temperature measuring range | 0–50 °C | |
| Humidity measuring range | 0–100% RH | |
| Sensor type | Capacitive humidity sensor and PT100 temperature sensor | |
| Output signal | 0–10 V / 4–20 mA | |
| Communication | RS485 Modbus | |
| Supply voltage | 8–35 V DC / 12–30 V AC | |
| Protection rating | IP65 | |
| Temperature accuracy | ±0.15 °C | |
| Humidity accuracy | ±2% RH | |
| Electrical connection | Screw terminals and cable gland | |
| Housing material | PC fire-resistant class PC-110 | |
| Operating temperature | 0 to +50 °C |
Frequently Asked Questions
What is the Carlo Gavazzi ESTHW50VDM used for?
The ESTHW50VDM is used for measuring temperature and humidity in HVAC systems, buildings and indoor environmental monitoring applications.
What temperature range can this transmitter measure?
The transmitter measures temperature from 0 to 50 °C.
What humidity range can the ESTHW50VDM measure?
The ESTHW50VDM measures relative humidity from 0 to 100% RH.
What communication does the ESTHW50VDM support?
The transmitter supports RS485 Modbus communication for integration with automation and building management systems.
Where is this temperature and humidity transmitter installed?
The ESTHW50VDM is designed for wall mounting in rooms, buildings and environmental monitoring installations.
Trusted by HVAC and Automation Engineers Worldwide
Carlo Gavazzi environmental sensors provide accurate temperature and humidity monitoring solutions for HVAC control, building automation and indoor climate management systems.
