Installation This section provides detailed procedures for properly installing the Tuffy Liquid Level Control. Caution: If equipment is used in a manner not specified by manufacturer, protection provided by equipment may be impaired. Unpacking Unpack the instrument carefully. Inspect all units for dam- age.
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Mounting The pneumatic Tuffy Liquid Level Switch is available with a ® 2" NPT mounting bushing, a variety of flange mountings and external cages for mounting outside of the vessel. 1.3.1 Mounting an NPT Tuffy ® 1. Apply either Teflon tape or Petrolatum to the mounting ®...
irline Connections 1. Inlet air should be filtered with a 5 micron or finer filter. This will extend the life of the valve mechanism. 2. Connect the inlet air line to the ⁄ " NPT connection for either air inlet A or air inlet B, depending on the valve 2-Way 2-Way 3-Way...
Preventive Maintenance Periodic inspections are a necessary means to keep your Magnetrol level control in good working order. This control is a safety device to protect the valuable equipment it serves. A systematic program of preventive maintenance should be implemented when the control is placed into service. Based on utilizing a preventative maintenance program and observing the following section on “what to avoid”, your Tuffy will provide reliable protection of your capital equip-...
Specifications 2.5.1 Mechanical Specifications Pressure: 0.6 SG 1500 psig at +300 °F (103 bar at +149 °C) 0.4 SG 500 psig at +300 °F (34 bar at +149 °C) Process Temperature: -40 to +300° F (-40 to +149 °C) Ambient Temperature: Max.