CALDON LEFM 280Ci Series Ultrasonic Flow Meter

Brand: Cameron

When accuracy and reliability are critical the CALDON family of leading edge flowmeters (LEFM) provides the petroleum industry with a durable, stable, and low cost-of-ownership measurement option.

The CALDON LEFM 280Ci Series eight-path liquid ultrasonic flowmeter covers a broad range of measurement demands and provides users with metering horsepower—whether for custody transfer, check or allocation metering, or leak detection/line balance applications.

The design of the CALDON LEFM 280Ci flowmeter makes it immune to swirl and less sensitive to other installation effects.

This fact makes the CALDON LEFM 280Ci flowmeter ideal for the transfer of laboratory calibration to the field.

It can be used with confidence in remote applications, where provers are not practical or where space and weight allowances are limited.

Meter Construction

The CALDON LEFM 280Ci meter body is designed and manufactured in accordance with ASME B31.3 Process Piping Code or the Pressure Equipment Directive (PED) 97/23/EC and is suitable for handling pressurized liquid hydrocarbons.

It has 16 piezoelectric transducer modules (typically 1.0 MHz or 1.6 MHz) forming eight chordal paths.

These are mounted in pressure containing housings and can be replaced while the meter body is under operating conditions.

Ingress protection rating for the transmitter and meter body is IP66 (NEMA 4/4X).
Features
  • Insensitivity to swirl
  • Electronics can be integrally or remote mounted
  • Available in 4- to 40-in sizes
  • ± 0.10% linearity over the nominal flow range
  • OIML R117-1 Edition 2007 (E); Accuracy Class 0.3
  • Third generation (G3) electronics
  • Benefits:
    • Reliable and long-term stability

Specifications

Brand

Variable

  • Flow

Output Signal

  • 4 - 20 mA Analogue

Digital Communication

  • Modbus®

Local Display

  • Yes

Process Connection

  • Other

Power Supply

  • External 24 VDC, External 230 VAC

Electrical Connection

  • ¾" NPT Female

Housing

  • Aluminum, Stainless Steel

Ingress Protection Rating

  • IP66

  • Custody Transfer
  • Check or Allocation Metering
  • Leak Detection/Line Balance
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