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escod3a – co 300ppm duct transmitter current output
Carlo Gavazzi ESCOD3A duct-mounted carbon monoxide transmitter with 0–300 ppm electrochemical measurement and 4–20 mA current output for HVAC monitoring.
Why Choose the Carlo Gavazzi ESCOD3A CO Duct Transmitter?
The Carlo Gavazzi ESCOD3A is a reliable carbon monoxide (CO) duct transmitter designed for accurate gas monitoring in HVAC systems, ventilation equipment and environmental control applications. Part of the Carlo Gavazzi ESCO environmental sensor series, it provides electrochemical CO measurement with a 4–20 mA current output for easy connection to building management systems and automation controllers.
This transmitter is designed to monitor non-aggressive gases in ventilation systems and provide dependable feedback for air quality management. Its duct-mounted configuration, compact housing and standard industrial current output make it suitable for integration into HVAC control systems and environmental monitoring installations.
With a 0–300 ppm CO measuring range, 4–20 mA analogue output and duct mounting design, the ESCOD3A provides accurate carbon monoxide monitoring for ventilation systems, indoor parking areas and building automation applications.
Key Advantages
- Accurate carbon monoxide concentration monitoring using electrochemical sensing technology.
- 0–300 ppm measuring range suitable for HVAC and environmental applications.
- 4–20 mA current output for reliable integration with control systems.
- Duct-mounted design for ventilation monitoring installations.
- IP65 housing protection for reliable industrial and building installations.
- Compact design with simple installation and commissioning.
Key Features
- Carlo Gavazzi ESCO environmental sensor series.
- Electrochemical CO sensor technology.
- CO measuring range: 0–300 ppm.
- 4–20 mA analogue current output.
- Duct mounting configuration.
- Three-wire signal connection.
- M12 connector included.
- Suitable for HVAC, ventilation and environmental monitoring systems.
Reliable CO Monitoring for HVAC and Environmental Control
The Carlo Gavazzi ESCOD3A measures carbon monoxide concentration to provide accurate information for ventilation management and environmental monitoring systems. Its standard 4–20 mA output enables stable signal transmission to PLCs, controllers and building automation systems.
The ESCO series is designed for engineers requiring dependable gas sensing, straightforward installation and reliable operation in HVAC and indoor environmental monitoring applications.
Typical Applications
- HVAC ventilation control systems.
- Indoor parking garage ventilation monitoring.
- Building automation systems.
- Environmental monitoring installations.
- Air conditioning systems.
- Industrial ventilation applications.
Technical Specifications
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| Coil / Supply Voltage | 8–35 V DC | |
|---|---|---|
| IP Rating | IP20, IP65 | |
| Connection | M12 connector | |
| Manufacturer | Carlo Gavazzi | |
| Series | ESCO | |
| Model | ESCOD3A | |
| Product type | CO environmental transmitter | |
| Mounting type | Duct mounting | |
| Sensor technology | Electrochemical CO sensor | |
| Measurement range | 0–300 ppm CO | |
| Output signal | 4–20 mA | |
| Supply voltage | 8–35 V DC / 12–30 V AC | |
| Protection rating | Housing IP65, sensor IP20 | |
| Signal connection | 3-wire | |
| Accuracy | ±3% of full scale | |
| Response time | t90 approx. 60 seconds | |
| Operating temperature | 0 to +50 °C | |
| Humidity range | 5–95% RH non-condensing | |
| Electrical connection | M12 connector | |
| Housing material | PC fire-resistant class PC-110 | |
| Weight | approx. 205 g |
Frequently Asked Questions
What is the Carlo Gavazzi ESCOD3A used for?
The ESCOD3A is used for measuring carbon monoxide concentration in HVAC ducts, ventilation systems and environmental monitoring applications.
What CO range can this transmitter measure?
The transmitter measures carbon monoxide concentrations from 0 to 300 ppm.
What output does the ESCOD3A provide?
The ESCOD3A provides a 4–20 mA current output for connection to control and automation systems.
What sensing technology is used?
The transmitter uses an electrochemical CO sensor for reliable carbon monoxide measurement.
Where is this CO transmitter installed?
The ESCOD3A is designed for duct mounting in HVAC systems, ventilation equipment and environmental monitoring installations.
Trusted by HVAC and Automation Engineers Worldwide
Carlo Gavazzi environmental sensors provide accurate CO monitoring solutions for HVAC control, building automation and ventilation management systems.
