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为锅炉而设计, 123系列 锅炉水位控制器主要用于低水位和补水控制。特别设计的开关可消除由于水位的波动带来的开关频繁动作。透明的盖板可直接透过看到开关的动作。法兰连接的外室很容易清洁或更换浮子,无需拆卸其它管线。
固耐用,铸铁外壳
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: Approximately 1-1/2" (38.1 Mm).
Specific Gravity: 0.88 Minimum.
Options: Manual Reset.
ACCESSORIES:
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