McDonnell & Miller 164500

193-A-7B, Combo Low Water Cut-Off \& Pump Controller w/ #7B Switch w/ Alternate Tappings (Steam)

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For commercial and industrial low or high pressure steam boilers

Specifications

• Maintains consistent water level regardless of pressure
• Water column with integral tappings for gauge glass and tri-cock installations
• For boilers of any steaming capacity
• Magnetic repulsion eliminates need for bellows
• 7B switch (135ohm proportional control signal) to maintain constant boiler water level
• 1”” NPT connections
• Maximum pressure 150 psi (10.5 kg/cm2)

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