DWYER Mercoid SA1100系列膜片式壓力開關 

選型表:

舉例 SA11 13 E A 4 K 1   SA1113E-A4-K1 PrsureControl;weatherproof, NEMA 4X,explosion-proof NEMA 7&9;aluminumprsure chamber, Buna-N diaphragm and O-ring; 1/4" femaleNPTprocs connection; adjustable deadband; automatic ret; SPDTsnapacting switch; adjustable range 30-500 psig. 
結構SA11              SeriDignator, weatherproof NEMA 4X, explosion-proofNEMA7&9.
可調范圍  11            Adjustablerange 10-150 psig (0.7-10 bar) 
 12            Adjustablerange 20-250 psig (1.4-17.2 bar)
 13            Adjustablerange 30-500 psig (2.0-34.0 bar)
開關(Switch)    E          Snapaction switch rated 15 A @ 125/250/480 VAC, 1/8 HP @ 125 VAC,1/4HP @ 250 VAC, 1/2 A @ 125 VDC ristive, 1/4 A @ 250VDCristive
   HS          Hermeticallysealed snap action switch rated 5 A @ 125/250 VAC, 5 Aristive @30 VDC*
   HG          Hermeticallysealed snap action switch with gold contacts rated 1 A@ 125 VAC, 1A ristive @ 30 VDC*
壓力腔材質(Wetted)      A        Aluminum
     B        Br
     S        316 SS
膜盒材質(Wetted)        4      Buna-N diaphragm andO-ring
       5      Fluorocarbon diaphragm andO-ring 
開關類型t(Switch)          K    SPDT
         L    DPDT (not available with HS or HG switchoptions) 
連接            1  1/4 inch female NPT
           2  1/2 inch female NPT 
可選項              DRAINHousing with drain - allows condensate to be drained frominsideenclosure (meets NEMA 3R instead of 4X) 
             ATEXATEX Certified Construction