Ultrasonic level meters 4-20 mA output

SPA500 – Ultrasonic Level Transmitters

The EasyTREK SPA series of integrated ultrasonic level transmitters provides affordable and reliable level measurement in sumps, tanks, and open channels.

  • 2-wire configuration
  • Level measurement error less than 1%
  • Supply voltage 11.8 … 36 VDC
  • Operating temperature: -30 … 80°C
  • Narrow beam angle: 5°
  • Measurement ranges: 4, 6, 8, 10, 15, 25 m
  • IP68 protection rating
  • Low price

Description

The SPA-5A0-4 sensors can also be used to measure flow in open channels and spillways. Thanks to its high IP68 protection rating, the level sensor can be submerged without damage. The level sensors’ narrow beam angle of 5–7° ensures reliable level measurement even in confined spaces.
The standard electrical connection consists of a 5-meter-long cable, with lengths available up to 30 meters. In addition to the standard 4–20 mA analog output, the SPA series of level transmitters also features HART communication.

Applications

  • Level measurement in sumps, tanks, and open channels
  • Flow measurement in open channels and spillways

Technical specifications

Technical Specifications SPA500 - Ultrasonic Level Transmitters
Sensor Material PP, PVDF
Seals PP sensor: EPDM; all other sensor versions: FPM
Ambient Temperature -30 to +80 °C
Operating Temperature -30 to +90 °C
Pressure (Absolute) 0.05 – 0.3 MPa (0.5 – 3 bar)
Electrical Protection Class III SELV
Protection Rating IP68
Product Series Range
EasyTREK SPA-5A0-4 0.15 ... 3 m
EasyTREK SPA-590-4 0.18 ... 5 m
EasyTREK SPA-580-4 0.20 ... 8 m
EasyTREK SPA-570-4 0.25 ... 10 m
EasyTREK SPA-560-4 0.25 ... 12 m
EasyTREK SPA-540-4 0.35 ... 18 m

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SPA500 – Ultrasonic Level Transmitters



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