UE压力开关H117-520（US UE pressure switch H117-520 ）

American UE pressure switch H117-520 This series of products are widely used in water supply and sewage treatment equipment, pump and paper industry, food and beverage factory industry, steel factory and aluminum factory, petrochemical industry and pharmaceutical industry. The H117 pressure switch features an encapsulated, sealed momentary switch, terminal block connections and an epoxy-coated aluminum housing. In dangerous and corrosive atmospheres, the 117 series is the most practical choice. It has a small and compact structure, and the epoxy-coated shell has strong anti-corrosion performance in harsh and harsh environments.Features:  · Epoxy coated housing with stainless steel components· Encapsulated sealed snap switch SPDT or DPDT output· Terminal block wiring· Soldered stainless steel diaphragm· Ultra low voltage range· Planar sensor Specifications: Storage Temperature -54～71℃Ambient temperature -40～71℃; 520-535 type. 700-713 type: -18～71℃; the ambient temperature changes by 28℃. The typical drift of the set point does not exceed 1% of theset point Repetitive temperature switch: adjustable range ± 1% Pressure switch type 171-174, 218, 520-535, 560-564, 700-713: adjustable range ± 1%; 183-194 type. 358 type Model 361. Model 376. Model 483-494. Model 565-567: Adjustable range ±1 1/2%; All models of pressure switches are set internally lockedShock resistance by 15G. 10 millisecond cycle test. Reproducible Set pointAnti-vibration 2.5G. 5～500Hz vibration test. Reproducible set pointHousing die-cast aluminum body with epoxy coating screw fastening Thehousing grade meets the requirements of NEMA 4X; IP65Switch Output One single pole double throw (SPDT) encapsulated snap action switch; can be wired as "normally open" or "normally closed"; double pole double throw (DPDT) (option 1190/1195) electrical rating 11 amps 125 /250VAC; 5 Amp 28VDC; 1 Amp 48VDC; 1/2 Amp 125VDC; Gold Switch Contacts Weight 1.5 to 6.5 lbs (varies by model) Electrical Connection 1/2" NPTF; Two 7/8" diameter punched holes Pressure Connections 1/4"NPTF; Styles 171-194. Styles 483-494. Styles 520-535: 1/2"NPTF; Styles 560-564: 2" Sanitary Connections; Styles 565-567: 1 1/2" "Sanitary connection Fault phenomenon:  The pressure switch has no output signal Reason analysis: (1) The micro switch is damaged (2) The switch setting value is adjusted too high (3) The wire contact connected to the micro switch is not connected properly (4) The pressure-sensitive part is poorly assembled and stuck (5) The pressure sensitive element is damaged Solution: (1) Replace the micro switch (2) Adjust to the appropriate setting value (3) Reconnect to make good contact (4) Reassembled to make the action sensitive (5) Replace the pressure sensitive element 

注：除UE压力开关H117-520，更多United Electric(UE)型号欢迎电话或在线联系。

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