xi an hua fan
smart wifi socket,wifi electrical outlets,outlet timer,electric timer outlet,wifi smart socket, Manufacturer and Supplier - China(CN)
Information for Buyers
Fixed Level Transmitters for Toxic and Harmful Gas Detection/Monitor To Test Combustible Gas,measuring range is 0-100%LEL
Product Dimensions: 21 x 9 x 16 cm ; 299 g
Boxed-product Weight: 1.5 Kg
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Item model number: HFT-EX
Date first available at Amazon.co.uk: 9 July 2016
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Size : 144 mm * 190 mm * 74 mm
Weight: about 1130 g
Sensor types: electrochemistry method (gas catalytic combustion type, special separately)
Destination gas: oxygen (O2), gas (EX), poisonous and harmful gases (CO, H2S, NH3, CL2, etc.)
Response time: 30 s or less oxygen;Carbon monoxide 40 s or less; Combustible gas or less 20 s;(other)
Working pattern: continuous work
Working voltage: DC24V
Output signal: 4-20 ma
Output way: two wire or three wire, three wire system can output a set of relay switch signal
Temperature range: - 20 C to 50 C
Humidity: 15% ~ 90% RH (No condensation)
Explosion-proof number: CE101084
Explosion-proof marks: Exd II CT6
Connection mode: three-wire system according to the instruction manual one-to-one connection, two wire circuit done meter processing.
Transmission cables: two core shielded cable, section 2 x was 1.5 (three-wire system adopts three core shielded cable 3 x 1.5 was)
Transmission distance: less than 1000 m
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