Xi'an Huafan Instrument Co. Ltd

Model Number: HFF-EX#02 Brand Name: Hua Fan Qin Lu Key Specifications/Special Features: Product description:Our product has widely used in detecting toxic and harmful gas or oxygen content detection in metallurgy, chemical industry, petroleum, pharmaceutical, environmental industries and other work environment with imported sensors, high precision and strong anti-interference ability, long service life.LCD display, intelligent sound and light alarm design, simple operation, easy calibration, zero and alarm settings, can be output relay control signals. Metal shell, solid and durable, easy to install.Basic parameters:Size:324 mm * 154 mm * 82 mmWeight: 2100 g
Sensor types: electrochemistry method
(Gas catalytic combustion type, special separately)
Destination gas: oxygen (O₂), gas (EX),
Toxic or harmful gases (CO, H₂S, NH₃, CL₂, etc.)
Response time:≤30s(O₂);≤40s(CO);≤20 s（EX）
Display: High brightness red digital tube
Alarm: More than 90 dB alarm way
voice alarm (10 cm away from the detector measurement data)
Light alarm for the LED warning light
Output control: relay output (AC220V5A), signal control (switch)
(optional: 4-20 mA current signal output)
Working pattern: continuous work
Working voltage: AC220V 50 Hz
Temperature range: - 20 ℃ ~ 50 ℃
Humidity: 15% - 90% RH (No condensation)
Installation method: wall-mounted installation