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The Honeywell 2104B3011 Medium-Range Transmitter is an industrial open-path gas detection transmitter used in fixed safety monitoring systems.
It is designed for continuous detection of combustible gas clouds over a medium distance optical path, providing early warning in hazardous industrial environments such as oil, gas, petrochemical, and refinery facilities.
This device is typically deployed as part of a fixed gas detection safety network integrated with plant shutdown and alarm systems.
| Parameter | Details |
|---|---|
| Manufacturer | Honeywell |
| Model | 2104B3011 |
| Product Type | Medium-Range Gas Transmitter |
| Detection Method | Open-path infrared gas detection |
| Application | Combustible gas monitoring |
| Measurement Type | Line-of-sight detection |
| System Integration | Safety control systems / DCS / PLC |
| Output Signal | Industrial control system compatible signal |
| Housing | Industrial corrosion-resistant enclosure |
| Operating Environment | Hazardous industrial locations |
| Dimensions | 210 × 110 × 65 mm |
| Weight | 2.1 kg |
The device operates using an open-path infrared sensing principle, where a transmitter emits an infrared beam toward a corresponding receiver.
It is responsible for:
The transmitter is part of a fixed industrial gas detection safety system.
It is typically used for:
It functions as a front-end field safety device feeding data into central control and safety systems.
Proper installation is critical for reliable operation:
Q1: What is the main function of this transmitter?
It detects combustible gases across an open monitoring path.
Q2: Does it measure gas at a single point?
No, it measures gas across a line-of-sight area.
Q3: Where is it used?
In refineries, offshore platforms, pipelines, and chemical plants.
Q4: Is it a control device?
No, it is a field safety monitoring device.
Q5: Why is it important?
It provides early warning of gas leaks in hazardous environments.
The Honeywell 2104B3011 Medium-Range Transmitter is a critical industrial safety component used for open-path gas detection. It plays an important role in protecting personnel and assets by enabling early detection of combustible gas hazards in large industrial areas.