Murphy L150 Liquid Level Swichgage
The L150 Series Level Swichgage instrument is a combination liquid level gauge and low-limit switch; each unit includes (1) a chamber with pivotal float, (2) an indicating dial with pointer and (3) a low-level contact.
Monitors level of coolant, lube oil, diesel fuel or hydraulic fluid
Indicating gauge
Low limit switch
Float operated
Explosion-proof model available
Applications
The primary use of the L150/EL150K1 is for engine cooling systems, surge or expansion tanks, condenser radiator or vapor phase systems, pressurized or atmospheric systems. The Level Swichgage instrument can also be used to monitor lube oil, hydraulic fluid or diesel fuel reservoirs and activates alarms and/or shutdown at a predetermined minimum level. These instruments are built for low pressure systems with a maximum of 25 psi (172 kPa) [1.72 bar].
Maximum Temperature: 250° F (121° C)
Maximum Operating Pressure: 25 PSI (172 kPa)
Case: Die cast aluminum, polyurethane coated; approximate dimensions; 4-1/2 x 4-3/4 x 2-3/4 in. (114 x 121 x 70 mm)
Mounting Holes: (2) 9/32 in. (7 mm) diameter at 4-1/2 in. (114 mm) on center
Float: Brass
Lens: Polycarbonate
O-rings: Saturated Nitrile, suitable for coolant or hydrocarbons
Gasket: Nitrile
Vent Tube: 1/4 x 5 in. (6 x 127 mm) copper cane with 1/4 NPT x 1/4 in. (6 mm) tube fitting
Contact Rating: 2 A @ 30 VAC/DC. Wire: (1) 16 AWG x 26 in. (1.5 mm 2 x 660 mm) with terminals
Shipping Weight: 29 oz. (0.82 kg.)
Shipping Dimensions: 5-1/4 x 5-1/4 x 5-1/2 in. (133 x 133 x 140 mm)