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Ultrasonic Miniature Liquid Level Switch  ULS-1 Series Gem Sensors

Gem Sensors Ultrasonic Miniature Liquid Level Switch

The ULS-1 Series has proven ultrasonic technology combined with micro-controller improved performance in aerated liquid for tight spaces.
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-1
Code
ULS-1 Series

Gem Sensors Ultrasonic Miniature Liquid Level Switch

 Ultrasonic Miniature Liquid Level Switch

Quick Specs...

  • Small Size
  • High pressure up to 250 PSIG
  • Easy Installation
  • No Moving Parts
  • Digital Filter Technique Enhance Performance

Overview / Design Principle:

The ULS-1 Series has proven ultrasonic technology combined with micro-controller improved performance in aerated liquid for tight spaces. 


The ULS-1 Series Ultrasonic Level Switches are low cost, compact, level sensors with no moving parts, these small units are ideal for a variety of point level sensing applications especially where dependability and economy are a must.

These level switch units are suitable for high, low or intermediate level detection in practically any tank, large or small.
 


Applications:

  • Medical/Laboratory Equipment
  • Pump Protection 
  • Storage Tanks
  • Compressors 
  • Hydraulic Supply Lines
  • Oil Film Detection
  • Coolant Reservoirs
  • Boiler Water Cutoff
  • Hydraulic & Lube Reservoirs
  • Chillers

Dimensions:

 1/4" NPT Body Dimensions
 

 ULS1dim1-4NPT 

A  1" (25.4 mm) 
B  1/4" NPT 
C  3/8" (9.5 mm) 
D  3/4" HEX (19.05 mm) 
E  1-7/8" (47.6 mm) 
F  1-5/8" (41.3 mm) 
Electrical Termination:
Lead Wires, 24 AWG, PVC Jacketed, Cable length 12"
 (305 mm) 
 
  1/2" NPT Body Dimensions 
  ULS1dim1-2NPT 
A  1" (25.4 mm) 
B  1/2" NPT 
C  5/8" (15.9 mm) 
D  5/8" HEX (15.9 mm) 
E  2.365" (60.07 mm) 
F   5/8" HEX (15.9 mm) 
Electrical Termination:
Lead Wires, 24 AWG, PVC Jacketed, Cable length 12" (305 mm)
 
Specifications
 Material

316LSS Standard

Operating Pressure

Up to 250 psi (0 to 17.9 bar), Maximum  

Operating Temperature*

-20°F to 176°F (-29°C to 80°C) 

Repeatability

2mm or better

Protection

Transient, reverse polarity 

Leakage Current

<50µA 

Delay  0.5 seconds
Input Power

5 VDC to 30 VDC 

 Output Options
 - Wet Source  100 mA Maximum (Standard)
 - Dry Source  Optional
 - Wet Sink  100 mA Maximum (Standard)
 - Dry Sink  Optional
 - Relay  1 Amp SPST Relay (NO)
 Mounting  1/4" NPT, 1/2" NPT
 Cable Jacket Material  24 AWG PVC
 Cable Length  12" (305mm), longer lengths, consult factory

Product Documentation

ULS-1
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