Datasheet

19
Series LLE LLM LLN LLX
Description
miniature sensors offering a variety of housing types
(both plastic & metal); available in standard and
high temperature
small, high-performance, metal-housed sensors
offering multiple mounting threads and output signal
configurations/current outputs; for use in demanding
environments including generators, military, and
aerospace applications
metal-housed sensors for use in high-temperature industrial applications
(e.g., HVAC, generators) and military applications
rugged sensors with a crystal tip to sense aggressive chemical liquids in most harsh
environments; for use in chemical and military applications
Sensing tip
polysulphone polysulphone polysulphone crystal
Housing
polysulphone, nickel-plated brass, stainless steel brass or stainless steel stainless steel stainless steel
Supply
voltage range
5 Vdc to 12 Vdc 5 Vdc to 15 Vdc; 10 Vdc to 28 Vdc; 10 Vdc to 45 Vdc 10 Vdc to 40 Vdc 12 Vdc to 28 Vdc
Supply current
5 mA or 15 mA max. 15 mA nom. 60 mA max. 25 mA max.
Output
normally open in air
10 mA or 40 mA max. (sink)
normally open or normally closed in air
250 mA or 500 mA max. (sink/source/push pull)
normally open or normally closed in air
200 mA max. (sink)
normally open or normally closed in air
200 mA max. (sink/source)
Termination
lead wires lead wires 3-pin Lumberg/Brad Harrison-type connector lead wire or Brad Harrison-type connector
Seal washer
nitrile rubber, vamac rubber fluorocarbon fluorocarbon o-ring or teflon tape
Operating tem-
perature range
-25 °C to 80 °C [-13 °F to 176 °F] or
-40 °C to 125 °C [-40 °F to 257 °F]
-40 °C to 125 °C [-40 °F to 257 °F]
-40 °C to 125 °C [-40 °F to 257 °F] -40 °C to 100 °C [-40 °F to 212 °F] or -40 °C to 125 °C [-40 °F to 257 °F]
Measurements
19,0 mm H x 19,0 mm W x 12,4 mm L
[0.75 in H x 0.75 in W x 0.49 in L]
19,0 mm H x 19,0 mm W x 42,0 mm L
[0.75 in H x 0.75 in W x 1.65 in L]
24,0 mm H x 24,0 mm W x 90,0 mm L
[0.95 in H x 0.95 in W x 3.54 in L]
25,4 mm H x 25,4 mm W x 138 mm L
[1.0 in H x 1.0 in W x 5.43 in L]
Operating
pressure
plastic: 5 bar [70 psi]; metal: 25 bar [350 psi] 20 bar [280 psi] 25 bar [350 psi] 20 bar [280 psi]
Mounting thread
plastic: M12 x 1 or push-in; metal: 1/2 in BTSP
M12 x 1; 1/4 in NPT; 3/8 in NPT; 1/4 BSP; 3/8 BSP;
1/2 in-20 SAE; 5/8 in-18 SAE; 9/16 in-18 SAE
3/8 in BSP G 1/2 in
Features
variety of housing types; no moving parts; sinking
output; microprocessor compatible; fast response
multiple mounting threads and output signal configura-
tion/current output
no moving parts; 200 mA sinking output TTL compatible; stainless steel NPN or PNP output; stainless steel; crystal sensing tip
Liquid Level Sensors