压力开关

压力开关是许多安全电路的重要组成部分,特别是在燃烧器、燃烧系统和加热器上。开关通常分为三类;首先,证明系统中的工艺空气流量,其次,证明燃烧空气流量,最后,证明进出系统的气体压力在正确范围内。
过程空气开关可能散布在工厂周围,并且可以本地安装到过程风扇或通过管道连接到过程管道系统。
燃烧空气压力开关通常安装在燃烧器单元上或靠近燃烧空气风扇,它们可以感测空气压力或安装两个感测点以测量压差,从而测量空气流量。
燃气压力开关通常直接安装在燃烧器燃气阀组件上并单独测量压力。低燃气压力开关通常位于燃气阀之前,高燃气压力开关位于燃气阀之后。燃气压力开关直接安装到多路阀上是很常见的。
Dungs
Dungs Hirschmann 插头 - 灰色 210318
SKU: SPA402
In stock (50 units)Regular price £3.21Unit price /UnavailableDungs
SKU: SPA92
Low stock (4 units)Regular price £14.43Unit price /UnavailableDungs
SKU: SPA60
Available to BackorderRegular price £14.62Unit price /UnavailableDungs
Dungs GW3 A5 压力开关 - 1-3 mBar - 229250
SKU: SPA586
Available to BackorderRegular price £25.45Unit price /UnavailableDungs
Dungs GW10 A5 压力开关 - 2-10 mBar - 225938
SKU: SPA587
Available to BackorderRegular price £25.45Unit price /UnavailableDungs
Dungs GW50 A5 压力开关 - 5-50 mBar - 225939
SKU: SPA592
Available to BackorderRegular price £25.45Unit price /UnavailableDungs
Dungs GW150 A5 压力开关 - 5-150 mBar - 225940
SKU: SPA593
Low stock (4 units)Regular price £25.45Unit price /UnavailableDungs
Dungs LGW10 A2 1-10 mbar 压差开关 - 272336
SKU: SPA287
Available to BackorderRegular price £27.06Unit price /UnavailableDungs
Dungs LGW10 A2 1 - 10 mbar Differential Air Pressure Switch
SKU: SPA1028
Available to BackorderRegular price £27.06Unit price /UnavailableDungs
Dungs LGW50 A2 2.5 - 50 mbar Differential Air Pressure Switch
SKU: SPA1029
Available to BackorderRegular price £27.06Unit price /UnavailableDungs
Dungs LGW150 A2 30 - 150 mbar Differential Air Pressure Switch
SKU: SPA1030
Available to BackorderRegular price £27.06Unit price /UnavailableDungs
SKU: SPA49
Available to BackorderRegular price £31.07Unit price /UnavailableDungs
Dungs GW500 A6 100-500mbar 压力开关
SKU: SPA52
Low stock (3 units)Regular price £31.07Unit price /UnavailableDungs
Dungs GW50 A6 压力开关 - 5-50 mBar
SKU: SPA271
In stock (16 units)Regular price £31.07Unit price /UnavailableDungs
Dungs GW3 A6 0.4-3mbar 压力开关 - 231111
SKU: SPA291
Available to BackorderRegular price £31.07Unit price /UnavailableDungs
SKU: SPA404
In stock (6 units)Regular price £31.07Unit price /UnavailableSiemens
Siemens QPD15.003 Differential Pressure Switch
SKU: SPA1263
Available to BackorderSale price £31.17 Regular price £37.61Unit price /UnavailableSiemens
Siemens QPD15.005 Differential Pressure Switch
SKU: SPA1264
Available to BackorderSale price £31.17 Regular price £37.61Unit price /UnavailableSiemens
Siemens QPD15.010 Differential Pressure Switch
SKU: SPA1265
Available to BackorderSale price £31.17 Regular price £37.61Unit price /UnavailableSiemens
Siemens QPD15.050 Differential Pressure Switch
SKU: SPA1266
Available to BackorderSale price £31.17 Regular price £37.61Unit price /UnavailableDungs
Dungs GW500 A5 压力开关 - 100-500 mBar - 227639
SKU: SPA594
Very low stock (1 unit)Regular price £33.45Unit price /UnavailableDungs
Dungs LGW10 A2P 1 - 10 mbar Differential Air Pressure Switch (Test Button)
SKU: SPA1032
Available to BackorderRegular price £34.08Unit price /UnavailableDungs
Dungs LGW50 A2P 2.5 - 50 mbar Differential Air Pressure Switch (Test Button)
SKU: SPA1033
Available to BackorderRegular price £34.08Unit price /UnavailableDungs
Dungs LGW150 A2P 30 - 150 mbar Differential Air Pressure Switch (Test Button)
SKU: SPA1034
Available to BackorderRegular price £34.08Unit price /UnavailableEconex
SKU: SPA334
In stock (47 units)Regular price £34.56Unit price /UnavailableSiemens
SKU: SPA661
Available to BackorderRegular price £35.51Unit price /Unavailable