Shenzhen YuanTe Technology Co., Ltd. (Safegas)
| Wireless option | Yes |
| Delivery Time | 5 working days |
| Payment Terms | T/T |
| Supply voltage | 12–24V DC |
| Measurement range | 0–30%VOL |
| Supply Ability | 50 pieces/day |
| Protection Level | IP66/IP68 |
| Ingress protection | IP66/IP68 |
| Packaging Details | Carton |
| Size | 157.8x128.8x69.6mm |
| Output signal | 4-20mA/RS485/Relay |
| HART protocol | Yes |
| Sensor | Electrochemical |
| Sensor type | Electrochemical |
| Place of Origin | China |
| Certification | IIECEx/ATEX |
| Brand Name | Safegas |
| Model Number | SG100 |
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Product Specification
| Wireless option | Yes | Delivery Time | 5 working days |
| Payment Terms | T/T | Supply voltage | 12–24V DC |
| Measurement range | 0–30%VOL | Supply Ability | 50 pieces/day |
| Protection Level | IP66/IP68 | Ingress protection | IP66/IP68 |
| Packaging Details | Carton | Size | 157.8x128.8x69.6mm |
| Output signal | 4-20mA/RS485/Relay | HART protocol | Yes |
| Sensor | Electrochemical | Sensor type | Electrochemical |
| Place of Origin | China | Certification | IIECEx/ATEX |
| Brand Name | Safegas | Model Number | SG100 |
A cost-effective, IECEx/ATEX certified fixed detector for continuous oxygen monitoring. Features plug and play smart sensor module, multiple outputs (4-20mA, RS485, optional HART), optional wireless (LoRa/4G), and up to 3 relays for external device control.
| Parameter | Value |
|---|---|
| Gas measured | Oxygen (O₂) – also supports toxic, flammable, VOC gases |
| Sensing method | Electrochemical |
| Range | 0 – 30%VOL |
| Resolution | 0.1%VOL (typical, sensor dependent) |
| Accuracy | ≤ ±2–5% FS (depends on sensor) |
| Explosion proof rating | IECEx: Ex db IIC T6 Gb, Ex db ia IIC T6 Gb; ATEX: Ex db IIC T6 Gb, Ex db ia IIC T6 Gb |
| Enclosure protection | IP66 / IP68 |
| Power consumption | <2.5W (toxic gas) / <4W (flammable) |
| Standard outputs | 3 wire 4-20mA, RS485 Modbus, 1–5V |
| Optional outputs | HART |
| Wireless (optional) | LoRa, 4G |
| Supply voltage | 12–24V DC |
| Relays (optional) | 3 relays (low, high, fault alarms) |
| Display type | LED |
| Operating temp (electrochemical) | –20°C to +50°C |
| Pressure range | 86–106 kPa |
| Housing material | Die cast aluminum (standard); SS316 (optional) |
| Cable entries | 1 * 3/4 NPT & 1 * M20 |
| Size | 157.8 * 128.8 * 69.6 mm |
| Weight | 1.0 kg |
| Warranty | 1 year |
Ex db IIC T6 Gb / Ex db ia IIC T6 Gb (IECEx & ATEX) – suitable for Zone 1 and 2.
Dust tight and waterproof for outdoor, wash down, and submersible conditions.
Replace or calibrate using Safegas PC software without disassembling the detector.
4-20mA (3 wire), RS485 Modbus, 1–5V, plus optional HART – connects to PLC, DCS, SCADA.
Three relays (low/high/fault) directly operate horns, lights, fans, or valves.
LoRa or 4G for remote viewing on PC, laptop, or mobile.
Magnetic wand (no cover opening) or optional remote control.
1.0 kg, includes bracket; one person can install.
Protects sensor from water spray during outdoor use.
Die cast aluminum body; SS316 available for corrosive sites.
Oxygen levels outside the safe range pose serious threats:
Common sources of oxygen hazards:
The SG100 is used for oxygen monitoring in the following industries and scenarios:
Founded in 2010, Shenzhen YuanTe Technology Co., Ltd. (Safegas) has over 16 years of experience in gas detection R&D, manufacturing, and sales. We serve oil & gas, chemicals, environmental protection, electronics, municipal engineering, agriculture, and home appliances. Our product line includes portable detectors, fixed transmitters, gas analyzers, control panels, and calibration accessories.
Key facts:
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter
Year Established:
2010
Total Annual:
5000000-8000000
Employee Number:
100~120
Ecer Certification：
Verified Supplier
Established in 2010, Shenzhen YuanTe Technology Co., Limited is a company that focuses on the design, production and sales of environmental monitoring equipment and system. With “gas detector” as the core product, we have completed production line and solutions according to differen... Established in 2010, Shenzhen YuanTe Technology Co., Limited is a company that focuses on the design, production and sales of environmental monitoring equipment and system. With “gas detector” as the core product, we have completed production line and solutions according to differen...
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