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1996-5 1996-20 氣體壓力開關(guān) Dwyer德威爾壓力開關(guān)-上海茂培供應(yīng)

1996系列氣體微差壓開關(guān)

尺寸小，價格低，1.4到20英寸水柱范圍

可靠方便，1996-5和1996-20氣體壓力開關(guān)作為***個緊湊，經(jīng)濟的壓力開關(guān)用于氣體燃燒爐和設(shè)備，兩種型號的壓力范圍都可理想用于高壓或低壓連鎖，可視設(shè)置點和開關(guān)指示方便了維護(hù)和維修，單刀雙擲開關(guān)可用常開或常閉觸點，底部有1/8英寸內(nèi)螺紋和1/4英寸外螺紋接頭，上部通風(fēng)口可連接膜片腔到外部或到爐子的燃燒室，開關(guān)以膜片水平方向安裝，氣體壓力來自底部，可用于空氣，天然氣，氣體產(chǎn)品或液化氣。也可見1950G型。

Reliable and convenient, the 1996-5 and 1996-20 Gas Pressure Switches serve as a compact, low cost switch for gas fired furnaces and equipment. Pressure ranges for both models are ideal for high or low gas pressure interlock. Visible set point and on-off indicators add convenience in servicing. Use either NO or NC contacts on SPDT switch. Bottom connection has both 1/8" female and 1/4" male threads for pipe nipple or coupling. Top connection vents diaphragm chamber to outside or to furnace combustion chamber. Mount switch with diaphragm in a horizontal position and gas pressure connection at bottom. Used with natural, manufactured or LP gas. Also see Model 1950G.