Overview
The Fixed LPG and Methane Gas Detector is designed for continuous monitoring of liquefied petroleum gas, methane, propane, and other combustible gases in industrial environments. Equipped with high-precision LEL sensors, it provides fast and accurate detection to ensure workplace safety. The device features a fixed installation design for uninterrupted monitoring and includes sound and light alarms for instant hazard alerts. Built with durable materials, it offers reliable performance in harsh conditions, making it ideal for chemical plants, refineries, oil and gas facilities, and storage areas.
Features
- High-precision LEL sensor for accurate and reliable monitoring.
- Detects LPG, methane (CH₄), propane, and other combustible gases.
- Fixed installation for continuous, unattended operation.
- Multi-alarm system with audible and visual alerts.
- Rugged housing for durability in harsh industrial environments.
- Low power consumption with stable long-term performance.
- Easy integration with industrial monitoring systems.
- Complies with industrial safety and gas detection standards.
Technical Specifications
| Parameter | Value |
| Frequency / Transmission | 433 MHz wireless, GPRS, RS485, 4 to 20 mA signal output, relay (optional) |
| Transmission Distance | Cable: 1 to 2 km, RS485: up to 2 km, Wireless: 2 to 10 km, GPRS: unlimited |
| Receiver | User computer, control alarm, PLC, DCS, etc. |
| Gas Detected | LPG, Methane (CH₄), Propane, other combustible gases |
| Detection Principle | Catalytic combustion sensor |
| Detection Method | Diffusion, flow-through, pump suction |
| Measuring Range | 0 to 100% LEL |
| Resolution | 0.1% LEL |
| Accuracy | ≤ ±3% (depends on sensor) |
| Response Time (T90) | ≤ 20 s |
| Recovery Time | ≤ 20 s |
| Repeatability | ≤ ±1% |
| Zero Drift | ≤ ±1% F.S/year |
| Linearity Error | ≤ ±1% |
| Alarm Mode | Audible & visual (light + sound), optional SMS & computer alarm |
| Display | 1.7 in. color screen |
| Protection Level | IP65 |
| Power Supply | 24 VDC (12 to 30 VDC) |
| Working Pressure | 0–100 kPa |
| Dimensions | 9.05 × 8.26 × 3.54 inches |
| Operating Temperature | -22 °F to +122 °F |
| Weight | 2.2 lbs, 1 Kg |
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