固耐用，鑄鐵外殼
為鍋爐而設計， 123系列 鍋爐水位控制器主要用于低水位和補水控制。特別設計的開關可消除由于水位的波動帶來的開關頻繁動作。透明的蓋板可直接透過看到開關的動作。法蘭連接的外室很容易清潔或更換浮子，無需拆卸其它管線。
Service: Compatible Liquids. Cast Iron Is Not For Use With Lethal Or Flammable Substances Either Liquid Or Gaseous. Wetted Materials: Body: Cast Iron. Float: 304 SS. Trim And Packing Gland: Brass. Packing: Carbon. Body Gasket: Carbon. Temperature Limit: 365°F (185°C). Pressure Limit: 150 Psig (10.34 Bar). Enclosure Rating: General Purpose. Optional Weatherproof. Switch Type: SPDT Snap Switch Or Mercury Switch. Optional DPDT Or Two Stage. Electrical Rating: Snap Switch: 15A @ 120/240/480 VAC, 0.5A @ 120 VDC Resistive, 0.25A @ 240 VDC Resistive. Mercury Switch: 4A @ 120 VAC/DC, 2A @ 240 VAC/DC. Electrical Connections: Screw Terminal. Conduit Connection: 7/8" (22.23 Mm) Hole For 1/2" (12.7 Mm) Conduit. Process Connections: 1" Female NPT. Mounting Orientation: Vertical. Weight: 20 Lb (9.1 Kg). Agency Approvals: CSA, UL. (Snap Switch Is Not Rated). Deadband: Approximay 1-1/2" (38.1 Mm). Specific Gravity: 0.88 Minimum. Options: Manual Reset. | |
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