廈門(mén)市哈德沃克電子科技有限公司專(zhuān)業(yè)銷(xiāo)售美國摩菲壓力表、溫度表、液位儀表、傳感器、控制閥、振動(dòng)開(kāi)關(guān)全系列產(chǎn)品。

壓力SWICHGAGE開(kāi)關(guān)表A20P和A25P系列

- 2英寸和2.5英寸（51mm和64mm）
- 外殼材質(zhì)：聚碳酸酯外殼，抗腐蝕 Polycarbonate Case
- 壓力量程達400PSI (2,76MPa)(27.60bar)
- 表面可調低限觸點(diǎn)

A20PE and A25PE Swichgage
A20PE (was A20EO) and A25PE (was A25EO). Features internal snap-acting SPDT switches, instead of the single pole/pointer contacts. When the switch closes on falling pressure, it becomes set, as pressure rises the switch resets (refer to wiring diagram).
Model A25PE is CSA listed for non-hazardous areas.
Model A25PE-EX is CSA listed for Class I, Division 1, Groups C and D hazardous areas.

Murphy A20 Series Pressure Swichgages

A20P-50 (05704515): 2" Pressure Swichgage with Polycarbonate Case
A20P-75 (05704254): 2" Pressure Swichgage with Polycarbonate Case
A20P-100 (05704255): 2" Pressure Swichgage with Polycarbonate Case
A20P-150 (05704256): 2" Pressure Swichgage with Polycarbonate Case
A20P-200 (05704257): 2" Pressure Swichgage with Polycarbonate Case
A20P-300 (05704258): 2" Pressure Swichgage with Polycarbonate Case
A20P-400 (05702525): 2" Pressure Swichgage with Polycarbonate Case
Murphy A25 Series Pressure & Vacuum Swichgages
A25P-100 (05704337): 2.5" Pressure Swichgage? with Polycarbonate Case