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防爆压差开关

产品信息
设定点范围2.5KPa-13.8Bar, 耐压到103Bar
用途:防爆设计,适用于工业精密测控
可调压差范围:2.44-44.78KPa,3.44-103KPa,34.4-482KPa,68.9-1379KPa
死区:可调范围的5%
压力腔材质:铝,铜或不锈钢可选
连接:1/8"NPT
Z大耐压:1500PSIG
Z大温度:105°C
输出:SPDT/DPDT可选
重量:2Kg
尺寸:76.2X136.53mm
选型表:
 

型号







 压力腔材质膜盒材质(Wetted)可调范围开关(Switch) 
 H3A-1SLAluminumNitrile10-180" w.c. (2.48-44.78 kPa)SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3A-2SLAluminumNitrile0.5-15 psid (0.3-1 bar)SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3A-3SLAluminumNitrile5-70 psid (.34-4.8 bar)SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3S-1SL316 SSViton®10-180" w.c. (2.48-44.78 kPa)SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3S-2SL316 SSViton®0.5-15 psid (0.3-1 bar)SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3S-3SL316 SSViton®5-70 psid (.34-4.8 bar)SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
















举例H3S2SCMVH3S-2SC-MV Differential Pressure Control; 316SS pressure chamber and Viton® diaphragm, weatherproof and ATEX, SPDT snap action switch with gold contacts; fixed deadband; automatic reset; adjustable range 0.5-15 psid.
结构H3     Series designator, weatherproof and explosion-proof
压力腔& 膜盒材质(Wetted) A    Aluminum chamber with Nitrile diaphragm
S316SS chamber with Viton® diaphragm
可调范围   1   Adjustable range 10-180" w.c. (2.48-44.78 kPa)
2Adjustable range 0.5-15 psid (0.03-1 bar)
3Adjustable range 5-70 psid (.34-4.8 bar)
4Adjustable range 10-200 psid (.7-13.8 bar)
开关(Switch)   S  SPDT snap action switch rated @ 125/250VAC, 30 VDC
DDPDT snap action switch rated @ 125/250VAC, 30 VDC
电气连接    L 18 AWG x 18 inch lead wires
TUL, CSA approved internal terminal block
CATEX approved internal terminal block
可选项     DRAINHousing with drain - allows condensate to be drained from inside enclosure (meets NEMA 3 instead of 4X)
MVGold contacts on snap switch for dry circuits rated 1A @ 125VAC, 1A resistive or 0. inductive @ 30VDC
VITViton® diaphragm option where not standard
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