SG100-D Fixed Multi-Gas Detector with Hot Swappable Sensor Module, Ex db IIC T6 Certified, and 4-20mA/RS485/Relay Output
The SG100-D series is an intelligent, hot-swappable fixed multi-gas detector designed for continuous monitoring of up to four gases simultaneously in hazardous environments. It is IECEx and ATEX certified with explosion-proof grade Ex db IIC T6 Gb (intrinsically safe), making it suitable for Zone 1 and Zone 2 areas.
| Gas | Principle | Measuring Range | Resolution |
|---|---|---|---|
| CO | Electrochemical | 0 - 1000 ppm | 1 ppm |
| H₂S | Electrochemical | 0 - 100 ppm | 0.1 ppm |
| O₂ | Electrochemical | 0 - 30% VOL | 0.1% VOL |
| LEL (Combustible) | Catalytic combustion | 0 - 100% LEL | 1% LEL |
- Hot-swappable sensor module - Replace sensor chamber without disassembling the whole detector
- Multiple outputs - 3-wire 4-20mA, RS485 Modbus, 2 relays (30V, 2A)
- Optional wireless - LoRa or 4G for remote data transmission
- Non-intrusive configuration - Magnetic wand allows safe menu navigation
- One-person calibration - Easy using calibration cap
- Rugged & certified - IP66/IP68, Ex db IIC T6 Gb, die-cast aluminum housing
- OLED display - 1.21-inch, 160×64 resolution
- Event logging - 1000 events per channel, downloadable via GPC software
| Gas Detected | CO, H₂S, O₂, LEL (other combinations available) |
| Detection Principle | Electrochemical (CO, H₂S, O₂); Catalytic combustion (LEL) |
| Response Time (T90) | <60 seconds (depends on sensor) |
| Explosion-Proof Grade | IECEx: Ex db IIC T6 Gb, Ex db ia IIC T6 Gb; ATEX: Ex db IIC T6 Gb, Ex db ia IIC T6 Gb |
| Protection Grade | IP66 / IP68 |
| Working Voltage | 12 - 30V DC |
| Working Temperature | -40°C ~ +70°C (catalytic); -20°C ~ +50°C (electrochemical) |
| Dimensions | 178 × 129 × 90 mm |
| Weight | 1.4 kg (without mounting bracket, alarm light) |
- Petrochemical & chemical plants - Continuous monitoring of toxic/flammable gases
- Oil & gas refineries - Leak detection and process safety
- Municipal engineering & utilities - Sewage treatment, pump stations
- Food & pharmaceutical industry - Cleanroom and storage area monitoring
- Environmental protection - Landfill gas, emission monitoring
- Mining & metallurgy - Underground and enclosed space safety
| SG100-D gas detector (with pre-installed CO/H₂S/O₂/LEL sensors) | 1 unit |
| Magnetic wand | 1 piece |
| User manual | 1 copy |
| Certificate of conformity / Warranty card | 1 copy |
| Mounting plate | 1 piece |
| M4 bolts, nuts, screw pads, flat mats | 3 each |
Optional: 4-20mA expansion board, LoRa/4G module, mounting bracket, alarm light.
Shenzhen YuanTe Technology Co., Ltd. (Safegas) - Founded in 2010, a national high-tech enterprise specializing in R&D, production and sales of gas detection equipment and systems. With over 16 years of experience, the company serves petrochemical, oil & gas, environmental, municipal, food and pharmaceutical industries. Products are ISO9001 & ISO45001 certified, holding IECEx, ATEX and EMC certifications. Annual capacity exceeds 80,000 units. Fast delivery (5-7 working days) and 24/7 after-sales support are available.
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