H3系列 气液两用防爆压差开关

H3系列 气液两用防爆压差开关

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2017-07-26 22:53:01
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深圳市德威达科技有限公司

深圳市德威达科技有限公司

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产品简介

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

详细介绍

产品名称:  H3系列 气液两用防爆压差开关
产品型号:  H3


 

 

 

 

 

 

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
zui大耐压:1500PSIG
zui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-1SL Aluminum Nitrile 10-180" w.c. (2.48-44.78 kPa) SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3A-2SL Aluminum Nitrile 0.5-15 psid (0.3-1 bar) SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3A-3SL Aluminum Nitrile 5-70 psid (.34-4.8 bar) SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3S-1SL 316 SS Viton® 10-180" w.c. (2.48-44.78 kPa) SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3S-2SL 316 SS Viton® 0.5-15 psid (0.3-1 bar) SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC
 H3S-3SL 316 SS Viton® 5-70 psid (.34-4.8 bar) SPDT Snap Action Switch, Rated 5 A @ 125/250 VAC, 30 VDC

 

 

举例 H3 S 2 S C MV H3S-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
S 316SS chamber with Viton® diaphragm
可调范围      1       Adjustable range 10-180" w.c. (2.48-44.78 kPa)
2 Adjustable range 0.5-15 psid (0.03-1 bar)
3 Adjustable range 5-70 psid (.34-4.8 bar)
4 Adjustable range 10-200 psid (.7-13.8 bar)
开关(Switch)       S     SPDT snap action switch rated 5A @ 125/250VAC, 30 VDC
D DPDT snap action switch rated 5A @ 125/250VAC, 30 VDC
电气连接         L   18 AWG x 18 inch lead wires
T UL, CSA approved internal terminal block
C ATEX approved internal terminal block
可选项           DRAIN Housing with drain - allows condensate to be drained from inside enclosure (meets NEMA 3 instead of 4X)
MV Gold contacts on snap switch for dry circuits rated 1A @ 125VAC, 1A resistive or 0.5A inductive @ 30VDC
VIT Viton® diaphragm option where not standard

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