FW Murphy MLS Series - Product Information; Features; MLS Series Models and Accessories

Section 15 00-02-0730
2019-01-15 - 1 -
Product Information
MLS Series Liquid Level Switches with 2 inch NPT and 1-1/2 inch NPT mounting are float activated to
operate an electrical SPDT reed switch for alarm or shutdown of an engine or electric motor. The MLS
Series connects directly into the scrubber wall and can be used with an FW Murphy weld collar or FW
Murphy external float chamber.
Features
 Clean magnet design virtually eliminates iron filing accumulation onto the magnet
 Seal-free construction
 Designed for harsh gas compressor scrubber applications
 Optional push button to test functions
 CF8 (304) cast stainless steel body and 304 stainless steel float
 MLS Series rated for 2000 psi (13.8 MPa) [138 bar] working pressure
 Electric model only available
 Improved design provides better dependability with reduced number of moving parts
 All models screw directly into the scrubber or can be mounted via external float
chamber
 CSA C/US Class l, Div. 1, Grp. B, C & D locations
 Canadian Registration Number: MLS-020, MLS-015: 0F12013.2 C (all provinces and
territories) CSA approved
MLS Series Models and Accessories
This manual covers the models and accessories listed below.
Part Number
Description
Notes
15700840
MLS-015
1-1/2 in. NPT
15700905
MLS-015-TF , with Test Function
1-1/2 in. NPT
15700839
MLS-020
2 in. NPT
15700904
MLS-020-TF, with Test Function
2 in. NPT
15700799
External Float Chamber
Operating Pressure: 2000 psi (13.8 MPa) [138 bar]
Operating Temperature: 400° F (204° C)
15050375
Weld Collar
15000892
1-inch Float Extension Kit