4-in 1 CO/HS O/EX Safety Siren Gas Detector Alarm Monitor Tester Voice

Features: Continuous detection of leakage gas concentration, advanced integrated circuit technology, high quality imported gas sensor, excellent sensitivity and repeatability. It adopts dot liquid crystal display, supports Chinese interface and English and Chinese voice prompts, which is convenient for users to quickly understand products, use and maintenance. High-strength engineering plastics with good seismic performance, high strength, dust-proof, waterproof and explosion-proof. Widely used in petroleum, chemical, environmental protection, metallurgy, oil refining, gas, biochemical medicine, agriculture, fire protection, archaeology and other industries and places that require safety monitoring. The detector effectively predicts dangerous gas concentrations and alarms to assure the safety of workers and production equipment. Quick automatic calibration, 10,000 data storage, memory storage into the menu, you can check the lookup or delete the alarm record. Portable instrument with sound and light / shock / triple alarm When the detected gas is higher than the specified concentration, there will be three alarms of sound, light, vibration and live voice recording alarm. Anti-glaring screen, LCD HD color screen. Specifications: Condition: Brand New Color: Black Material: ABS Optional Plug: US Plug, EU Plug Type: Range,

Low Alarm Point, Alarm Point, Resolution Ratio EX: (0-100percent)LEL, 20percent LEL, 50percent LEL, 1percent LEL H2S: (0-100)ppm, 10ppm, 35ppm, 1ppm CO: (0-1000)ppm, 50ppm , 150ppm, 1ppm O2: (0-30)percent vol 19.5 percent vol 23.5 percent vol 0.1 percent Vol Accuracy: less than +/-5 percent FS Response Time: T<30s Indication Mode: LCD displays real-time data and system status, lighting, vibration and live voice recording prompts Work: -20 degrees C -50 degrees C; <95 percent RH without condensation Power: DC3.7V (rechargeable lithium battery) Explosion Protection: ExibIIBT3Gb Battery Charging: 4h-6h Working Time: more than 10 hours under full charge Sensor Life: 2 years Protection Level: IP65 Package List: 1* Gas Detector 1* Data Line 1* Plug 1* Instruction Manual 1* Baffle 1* Box