Murphy Liquid Level Switch MLS-020-TF

MLS-020-TF Liquid Level Switch (15700904) 2″ NPT With Test Feature.

The MLS-020-TF Liquid Level Switch is float activated to operate an electrical SPDT reed switch for annunciation/pilot signal for indication of high level to an annunciator, controller or PLC.
The MLS-020-TF connects directly into the gas scrubber wall and can be used with an FW Murphy weld collar or external float chamber.
The MLS-020-TF’s process connection is 2 in. NPT. The test button tests for float function; the complete mechanism including the magnetic activation of the reed switch; and the wiring from the switch to the control panel.

The MLS-020 features:

• Clean Magnet Design virtually eliminates iron filing accumulation onto the magnet
• Seal-Free Construction
• ANSI/ISA 12.27.01 compliant (Single Seal)
• Operates in 0.50 specific gravity or heavier fluids
• Designed for harsh gas compressor scrubber applications
• 304 cast equivalent SS body and 304 SS float
• Rated for 2000 psi (13.8 MPa) [138 bar] working pressure
• Trip on rising and falling without need to rotate body
• Electric model only available
• All models screw directly into the scrubber or can be mounted via a Murphy external float chamber
• CSA C/US Class I, Div. 1, Grp. B, C & D locations
• NACE MR0175 compliant

• Installation and Operation Manual