ZL77 Halogen Refrigerant Gas Leak Detector for Air Conditioning Gas Leak
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| | | Gas-sensitive semi-conductor |
Gas Detection
compounds: ammonia, water, carbon dioxide
Halogenated hydrocarbons: Freon
Mixed refrigerants: azeotropic and non azeotropic
Other hydrocarbons: ethylene, propylene
HFC (hydrofluorocarbon): chlorine free, pollution-free and can be used as a substitute
RI34a,R410A,R407C,R417A,R404A,R507,R23,R508A,R508B,R152a,R32 etc.
HCFCs (Hydrochlorofluorocarbons): Chlorine containing, hydrogen containing, low pollution substances belong to transitional
substances. HCFCs: R22, R123, R124, R141b, R142b, R402A, R402B, R408A, R409A, etc
CFC (Chlorofluorocarbons): Contains chlorine, does not contain hydrogen, is a pollutant that significantly damages the ozone
layer. The use of CFCs such as R11, R12, R13, R502, R503 is prohibited
PFC (carbon tetrafluoride, tetrafluoromethane/hexafluoroethane, perfluoroethane/octafluoropropane, perfluoropropane): PFC: PFC-14,
PFC-116, PFC-218, etc
R717 (ammonia refrigerant, chemical formula NHs, ammonia belongs to medium temperature refrigerant, large refrigeration capacity
per unit volume):