Overview
The Enviro Testers Fixed Combustible Gas Detector Controller is engineered for continuous detection of flammable gases in industrial settings. Featuring a tri-color LCD for quick status recognition, the unit offers safe non-intrusive setup and sensor replacement. Integrated relays and multiple output options provide flexible integration into safety systems. Built with rugged explosion-proof housing and certified to international safety standards, this detector is ideal for chemical, petrochemical, and process automation industries. Its ease of maintenance and OEM support make it a trusted choice for long-term safety monitoring.
Features
- Tri-color LCD display: green (normal), yellow (fault), red (alarm)
- Two programmable alarm relays plus one fault relay
- 4–20 mA sink/source output and RS-485 Modbus communication
- Non-intrusive magnetic switch interface for configuration
- Plug-in sensor design for easy replacement
- Rugged weatherproof IP66 housing (aluminum or stainless steel)
- Supports multiple sensor types: catalytic, IR, toxic, and oxygen
- OEM/ODM customization available
Technical Specifications
| Specification | Details |
| Input Voltage Range | 12–32 V DC (nominal 24 V) |
| Max Power Consumption | 4.9 W (catalytic); 3.7 W (EC/IR) |
| Inrush Current | Max 800 mA at 24 V |
| Alarm & Fault Relays | 3 × 5 A @ 250 VAC, programmable |
| Current Output | 4–20 mA, sink or source mode |
| Communication | RS-485 with Modbus RTU protocol |
| Housing | Epoxy-painted aluminum or 316 stainless steel |
| Mounting | Built-in plate; optional pipe mounting kits |
| Cable Entries | 2 × M20 or ¾″ NPT depending on region |
| Ingress Protection | IP66 compliant |
| Operating Temperature Range | –40 °C to +65 °C (–40 °F to 149 °F) |
| Sensor Compatibility | Catalytic, infrared, electrochemical (toxic/O₂) |
| Remote Sensor Capability | Up to 30 m (100 ft) from transmitter |
| Autoconfiguration | Automatic with plug-in sensor and magnetic setup |
| Weight | Approx. 2 kg (aluminum) or 5 kg (stainless steel) |
| Certifications | ATEX, IECEx, UL/cUL, CE, CSA, KTL, PA, GB, CCCF |
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