leetSsselniatSdnassarB–5-008-SL 000951-SL
3/4" NPT PORTS (2X)
4-1/4"
(107.9 mm)
2-1/2"
(63.5 mm)
1/2" FNPT
VITON
®
0-RING
1/4"-20THD
(2PLCS)
2-5/8"
(66.7mm)
DIA. REF.
L
1
SWITCH ACTUATION LEVEL
†
(SEE ORDER TABLE
FOR VALUE)
2-1/4"-12 UNF-2A
THR'D
7"
N.O.
N.C.
(48 mm)
(83 mm)
1/8"-27 NPT
OUTLET PORT
1-5/16"-12UNF
THREAD, REF.
FLOAT
ASSEMBLY
(SPHERICAL
SHOWN)
1/4"-18 NPT
INLET PORT
3/16"
ACTUATION
LEVEL
1-5/16" (33 mm) ±1/8"
2-1/4" REF.
1-7/8" REF.
3-1/4"
2-3/4" REF.
1-1/2" HEX
(5 mm)
(70 mm)
(57 mm)
(38 mm)
O-RING
Large Size – Alloys
When a Switch Won’t Fit In the Tank, Use a Non-Intrusive Bottle Type
Bottle type level switches are ideal for large or small tanks or where
access to the inside is impractical or impossible. These units mount
completely outside of the tank, at the level actuation point.
FLOAT TYPE
LS-800-5 Series – Single Level,
Brass or Stainless Steel Housing
Relative size
compared to
unit at left.
LS-159000 Series – Low Cost,
Compact Aluminum Housing
3/4˝ NPT Ports Inline NPT Ports
Dimensions
For Remote Alarms –
See Page E-29
• Adjustable Volume
• Indoor Outdoor
• Solid-State
LEVEL SWITCHES – SINGLE POINT
†L1= Switch actuation level, nominal (based on a liquid specific gravity of 1.0).
Common Specifications
Electrical Termination: No. 18 AWG, 24˝ L., Polymeric Lead Wires (LS-800-5) / No. 22 AWG, 24˝ L., Polymeric Lead Wire (LS-159000).
Approvals: Series Nos. LS-800-5 and LS-159000 are U.L. Recognized – File No. E45168 and CSA listed – File No. LR-30200.
Switch Operation: Selectable, N.O. or N.C., by inverting float on unit stem.
Mounting Attitude: Vertical with lead wires up.
How To Order - Select Part Number based on specifications required.
Materials
Series
Number
LS-800-5
Housing
316 Stainless Steel
LS-159000 Aluminum Brass
* See “Electrical Data” on Page X-5 for more information. DPDT relay information is with Dimensions above.
Stem and
Mounting
Brass
Float
316
Stainless
Steel
316 S.S.
Buna N Viton
Other
Wetted
Beryllium
Copper
ARMCO
S.S.
Min. Liquid
Sp. Gr.
.75
Pressure,
PSIG, Max.
500 @ 70°F
750
Operating Temperature L
(-40°C to +148.9°C)
H-15-7 MO
Beryllium
Copper
®
Visit www.GemsSensors.com for most current information.
.90 600 @ 70°F
.50 250 @ 70°F
(-40°C to +148.9°C)
-40°F to +250°F (oil); +180°F (water)
(-40°C to +121°C [oil]; +82°C [water])
-40°F to +300°F
-40°F to +300°F
(19 mm)
7/16˝
(11 mm)
Dimensions
1
3/4˝
See
Switch*
SPST, 20 VA
SPST, 100 VA
DPDT
SPST, 20 VA
DPDT
SPST, 20 VA
Part
Number
172625
172986
172988
172635
172987
144080
160405
A-15
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