1、Signal Output and Communicating: H2S gas detector adopts 4‑20mA signal and RS485 digital signal output, which can communicate with computer in real time. It adopts high speed and high accuracy processing circuit to realize fast and accurate measurement. 2、Large LCD Display: H2S gas detector adopts excellent sensor, which is very convenient for on site maintenance, large LCD display and function arrows indication make the operation clear at a glance. 3、Temperature Digital Compensation: H2S gas detector is equipped with infrared remote control, without opening the cover to realize the parameter adjustment, the full range of temperature digital compensation. 4、Explosion Proof Shell: Our gas detector supports remote control or keypad, realizing the detector free configuration in the field, such as viewing, setting, calibrating. Explosion proof housing design. 5、Multi Purpose: H2S gas detector can be compatible with various alarm systems, PLC, DCS and other control systems. Widely used in petroleum, chemical, metallurgy, fire fighting, coal mine, electric power, ship, environmental protection, telecommunications, and other industries. Item Type: Gas Detector Material: Die Casting Aluminum Detection Range: 0-100ppm Display Mode: LCD Detection Accuracy: ±3%F.S LCD Display Content: Measuring Gas Name, Realtime Value, 50 Segments Bar Graph Display Realtime Gas Concentration, Gas Full Range, Gas Internal Parameters. Gas Concentration, Gas Full Scale, Gas Internal Parameters LCD Display Mode: Ppm, Ppb, Mg/M3, Ug/M3, %VOL, %LEL Working Temperature: -20-50°C Working Environment Humidity: 10-95%RH, Non Condensation Signal Output: 4-20mA Signal: Standard 12-Bit Accuracy 4-20mA Output Chip, Transmission Distance 1Km RS485 Signal: Using Standard RTU Protocol, Transmission Distance 1Km Battery: CR2025 Button Battery x 1 (Remote Control Shipping Without Battery) 1 x Detector 1 x Plug Adapter 1 x Connector 1 x Remote Control 1 x Accessory 1 x Instruction Manual