2 wire Gas Transmitter
1X Series
BI 541

  • Accurate gas monitoring for industrial applications

  • 132×32 pixel graphic display for real-time data and easy configuration

  • Precision electrochemical sensor with 2-wire, loop-powered transmitter

  • Lightweight, durable design for secure and controlled installations

  • Low power consumption, ideal for remote or power-sensitive locations

  • Simple 2-wire installation reduces setup and maintenance time

  • Reliable, high-performance solution for continuous gas detection and safety compliance

  • Low power consumption

  • Real-time gas monitoring & on-site configuration

  • Lightweight, durable construction

  • Simplified wiring for easy installation & maintenance

  • Suitable for industrial & hazardous environments

  • Power
  • 24 VDC, 2-wire loop powered
  • Operating Temperature
  • -20°C to 60°C
  • Operating Humidity
  • 0–95% RH (non-condensing)
  • Operating Pressure
  • Ambient ±10%
  • Response Time
  • < 90 seconds
  • Mounting
  • Wall-mounted
  • Enclosure
  • Detector MOC – ABS; Sensor Enclosure – Nylon
  • Ingress Protection
  • IP40
  • Size
  • 160 × 160 × 141 mm

  • Display
  • 132 × 32 pixel graphic display
  • Output
  • 4–20 mA Analog Output with HART
  • Oil & Gas
  • Refineries & Petrochemical Plants
  • Chemical Plants
  • Pharmaceutical Industry
  • Power Industries
  • Pollution Monitoring
  • Waste Water Treatment Plants
  • Printing Industry
  • Iron & Steel Plants
  • Fertilizer Plants
  • Tunnels & Car Parking Areas
  • Confined Spaces
  • Ammonia Refrigeration
  • Duct Monitoring
  • Marine
  • Military & National Security
  • Pulp & Paper Industry
  • Semiconductor Industry
  • Photovoltaic Industry
  • Building & Construction