MIC300S Industrial SO2 Ammonia Gas Detector with 4-20mA Output and -40°C to +70°C Operating Range
The MIC300 Series fixed gas detector provides continuous 24-hour online monitoring for over 500 different gas types. This industrial-grade system features 4-20 mA analog output for seamless integration with Distributed Control Systems (DCS), enabling real-time environmental monitoring and safety alerts.
Designed for hazardous and corrosive environments, the detector features an explosion-proof shell with fluorocarbon surface treatment for exceptional durability and wear resistance. The system requires no hot work permits and allows for quick sensor changes in seconds.
- Continuous 24-hour monitoring for over 500 gas types
- Multiple detection principles: electrochemical, infrared, thermal conductivity, PID photoionization
- Sensor lifespan: 2-3 years (electrochemical), 5-10 years (infrared)
- Wired and wireless remote transmission capabilities
- Simultaneous 4-20mA analog and RS485 (Modbus-RTU) outputs
- Compatible with PLC, DCS systems and secondary instruments
- Multiple alarm modes: concentration, failure, relay outputs
- Zero-point automatic tracking prevents drift over time
- Intrinsically safe design with Level II lightning protection
- Operating temperature range: -40°C to +70°C
| Parameter | Specification |
|---|---|
| Detection Range | 0-1/10/100/1000/5000/50000/100000 ppm, 100%LEL, 20/50/100%Vol |
| Resolution | 0.01ppm (0-100ppm), 0.1ppm (0-1000ppm), 1ppm (1000ppm+), 0.1%LEL, 0.01%Vol |
| Allowable Error | ≤±3% F.S. (higher precision available) |
| Response Time | T90≤30 seconds |
| Working Voltage | 12-30VDC (standard 24V) |
| Protection Level | IP65 |
| Dimensions | 233×205×65mm (L×H×W) |
| Weight | 1.0 kg |
Complete installation kit includes wall mounting bracket, pipe mounting clips (1/2", 3/4"), stainless steel welding seats, rain cover, sampling pumps (10-40m range), power supply, pressure reducing valve, and flow meters.
Ideal for fixed installation and online gas concentration monitoring across multiple industries including chemical plants, power generation facilities, natural gas processing, pulp & paper mills, wastewater treatment, commercial HVAC systems, and breweries.
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