美國* 德威爾 DWYER 1630系列大隔膜微差壓開關(guān)
有五種測量范圍選擇，從0.05到12英寸水柱，可視可調(diào)設(shè)定點(diǎn)，重復(fù)精度為±1%
1630系列 大隔膜微差壓開關(guān)采用大尺寸隔膜，可靠耐用，安裝簡單，它是zui高精度的隔膜密封型微差壓開關(guān)。 它可現(xiàn)場指示設(shè)定點(diǎn)設(shè)定值，帶有UL，CSA，F(xiàn)M認(rèn)證。它適用于所有工業(yè)以及空調(diào)行業(yè)。開關(guān)額定值為15安，能操作小型電負(fù)荷。
注意：只能用于空氣或其它兼容性氣體。
Service: Air and non-combustible, compatible gases. Wetted Materials: Consult factory. Temperature Limits: -30 to 110°F (-34.4 to 43.3°C). Pressure Limits: 10 psig (68.95 kPa) continuous, 25 psig (172.4 kPa) surge. Switch Type: Single-pole double throw (SPDT). Repeatability: ±1%. Electrical Rating: 15 A @ 120-480 VAC, 60 Hz. Resistive, 1/8 HP @ 125 VAC, 1/4 HP @ 250 VAC, 60 Hz. Electrical Connections: 3 screw type, common, normally open and normally closed. Process Connections: 1/8" female NPT. Mounting Orientation: Diaphragm in vertical position. Consult factory for other position orientations. Set Point Adjustment: Screw type with enclosed scale. Weight: 4 lb 14 oz (2.21 kg). Agency Approvals: CSA, FM, UL. |
