Technical Parameters

• Gas Detection： Hydrogen Sulfide (H2S), imported electrochemical gas sensor
  
• Detection Range： 0-10、50、100、500、1000、2000、5000PPM（optional）
• Resolution： 0.01PPM（0-100PPM）、0.1PPM（0-1000PPM）、1PPM（0-5000PPM）
  

• Response time： ≤20S（T90）

  Detection Accuracy： ≤±3%（Depending on the specific sensor）

• Linearity Error： ≤±1%

  Zero drift： ≤±1%（F.S/Year）

• Recovery Time： ≤20S

  Repeatability： ≤±1%

• IP Rating： IP65

  Explosion Proof Sign： CNEx16.0547

• Detection Pattern： diffusion,circulation,pumping mode is available,online detection

• Installation Method： wall mounting type, pipe type (screw thread size:M40*1.5MM), circulation type
• Signal Output： ① 4-20mA signal : standard 16bit 4-20mA output chip, transmission distance 1Km
  ② RS485 signal: standard MODBUS RTU protocol, transmission distance 2Km
  ③ Relays output: 1relay output as standard, Concentration alarm value adjustable contact rating：30VDC 1A/125VAC 0.3A
• Transmission Mode： ① cable transmission :3-core, 4-core cable, long distance transmission (1-2 km)
  ② GPRS transmission: built-in GPRS module, real-time remote transmission of data, not limited by distance (optional)
  ③ Wireless transmission: supporting 433MHz, radio transmission mode, transmission distance 2-10Km, depending on power (optional)
• Data Receiving Device： PC, Gas Alarm Controller, PLC, DCS, Mobile Phone and Tablet Computer is optional
• Alarm Mode： audible and visual alarm, external alarm, remote controller alarm, computer data acquisition software alarm, mobile phone APP notification, SMS alarm are optional
• Material： Die-cast Aluminum, explosion and corrosion proof
• Working Environment： Operating Temperature: -30℃ ～ 50℃
  Relative Humidity: ≤90%RH，Non-condensing
  Power : 24VDC（12～30VDC）
  Pressure： 0 ～ 100Kpa
  Connection： 3/4″NPT,1/2″NPT, two connection modes are supported at the same time
• Dimensions / Weight： 180*130*70mm(L×W×H） 1.0Kg(Net weight)
• Standard Accessories： User manual, certificate, calibration cover
• Production License： Guangdong system 00001052 (CMC Metrology Certification)
• Executive Standard： GB3836.1-2010 "Explosive Environment Part 1: general requirements for equipment"
  GB3836.2-2010 "Explosive Environment Part 2: equipment protected by flameproof enclosure ”d””