3-1/2˝
(88.9 mm)
2˝ DIA.
(50.8 mm)
CABLE
10´ L.
(3 m)
PERMANENT
MAGNET
7/8˝
(22.2 mm)
N.C.
N.O.
SLOSH
SHIELD
SLOSH
SHIELD
FLOAT
3/4˝ ACTUATION
(19.0 mm)
1-7/16˝ REF.
(36.5 mm)
1.38˝
(35.1 mm)
BRASS STAINLESS STEEL
RETAINING
RING
RETAINING
CLIP
3-1/2˝ REF.
(88.9 mm)
1.12˝
(28.4 mm)
CABLE
SEALING
NUT
SEALING
NUT
LIQUID
TIGHT
FITTING
LIQUID
TIGHT
FITTING
1-1/16˝ HEX.
3/4˝ N.P.T.
5-5/16˝
(134.9 mm)
3-3/16˝
(81.0 mm)
1-1/2˝
(38.1 mm)
29/32˝ DIA..
(23.0 mm)
4 PIN AMP RECEPTACLE
Specialty Switches – Continued
SPECIALTY SWITCHES
Portable Level Switch —
Integral Mounting Magnet
Dimensions
Portable Level Switch LS-750 LS-700F
Precisely monitors
liquid level and is
ideal for controlling
filling operations
and preventing
overflows.
Permanent magnet
attaches unit
securely to steel tank
wall at exact level
required.
LS-750 Series — Weighted
for Suspension Cable
With a compact-sized
float, slosh shield and
weighted collar, the
LS-750 provides liquid
level detection for a wide
variety of applications.
Suspend in stand pipes
or sumps for leak
detection duty, or drop
into wells for groundwater monitoring.
Supplied with 25 feet of
waterproof cable.
U.L. Recognized—
File No. E-45168.
CSA Listed-File No.
LR-30200.
LS-700F Series
Overfill Protection for
Refrigerant Tanks.The
LS-700F enables safe
compliance with EPA
directives to recover
refrigerants. These
units are designed to
fit standard 30# and
50# D.O.T. approved
refrigerant tanks.
They provide 80% full
shutoff capability when
used as an integral part
of a recovery system.
U.L. Recognized—
File No. SA8857.
CSA Listed-File No.
LR-30200-31.
LEVEL SWITCHES – SINGLE POINT
SJO, 18/2 10´L., Neoprene 22 AWG, 2-Wire Cable 3- or 4-Pin, Quick-Connect Receptacle
L1 = Switch actuation level. In liquid with specific gravity of 1.0, switch actuation is approximately half the distance from end of stem to mounting, or at the halfway point of float travel.
How To Order — Select Part Number based on specifications required.
Material
Series
Portable Brass Buna N
LS-750
LS-700F Brass 304 S.S. — .98 -40°F to +221°F (-40°C to +105°C) 400
*See “Electrical Data” on Page X-5 for more information.
– Stock Items.
** Stainless steel is generally recognized as safe (GRAS) with FDA for food contact regulations.
Stem and
Mounting
Float
Other
Wetted
Aluminum,
316 S.S.
Brass Buna N
Nylon, PVC,
Beryllium
Copper
316 S.S.** 316 S.S. PVDF, Viton
Min. Liquid
Sp. Gr.
.85
.45 150
®
.65 -40°F to 212°F (-40°C to +100°C) 375
Operating Temperature
Oil: -40°F to +230°F (-40°C to +110°C)
Water: to 180°F (82°C)
Visit www.GemsSensors.com for most current information.
Pressure
PSI, Max.
10
Switch*
SPST, 20 VA
N.O., Dry
SPST, 20 VA
N.C., Dry
SPST, 10 VA
N.C., Dry
SPST, 20 VA
N.C., Dry
Electrical
Termination
Option
—
PVC
Cable Jacket
Teflon®
Cable Jacket
3-Pin
4-Pin
Part
Number
15208
149350
197433
128500
144900
A-2 1
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