Combustible Gas Detector Highway Tunnel Gas Leak Alarm Industrial Gas Gas Detector High Precision

<p>Automatic zero tracking to prevent drift.</p><p>With standard bus system RS485 output (RTU format).</p><p>Three-wire 4-20mA standard signal output, voltage output, 2 groups of relay switches.</p><p>It can be connected to the computer to monitor the concentration of the field probe in real time through the host computer, and store, analyze and print the data on the computer.</p><p>Anti-explosion, lightning protection, anti-static, anti-reverse connection, anti-EMI, EMC electromagnetic interference, anti-impulse surge current impact.</p>

• Detection gas: flammable gas;
• Detection range: 0-100%LEL, 5%Vol;
• Display mode: without display;
• Detection method: diffusion measurement, optional pipeline type, flow type, pump suction type;
• Installation method: wall-mounted fixed installation, optional pipeline installation, flange installation;
• Allowable error: ±3%F.S;
• Response time: T9020 seconds;
• Output signal: three-wire 4~20mA, relay (passive output);
• Alarm mode: 1 channel passive contact (dry node) signal output, the alarm point can be set;
• Working environment: Temperature: -40-+70;
• Relative humidity: 95%RH (conventional) non-condensing occasions;
• Working voltage: 12 ~ 36VDC DC, the standard power supply of a single device is 24V, 1A or above DC voltage stabilized, switching power supply;
• Sensor life: electrochemical 2-3 years, catalytic combustion 3 years, infrared 5-10 years, PID photoion 10,000 hours;
• Explosion-proof type: explosion-proof type;
• Protection class: IP66;
• size:
• Without light: 200*180*60mm (length x height x width);
• With light: 230*180*60mm (length x height x width)
• Weight: 1.2Kg.