Accuracy and durability with the CheckSonic Ultrasonic Gas Meter

The CheckSonic Ultrasonic Gas Meter is a multipath ultrasonic gas flow meter utilizing the most robust acoustic path configurations available on the market. The CheckSonic employs durable transducer design with extended diagnostic functionality and capability to measure regardless of extensive liquid and dirt contamination found in typical shale gas gathering points, coal seam applications, flare and wellhead measurements. This robustness brings operational confidence to the end user of a reliable and superior measurement.


CheckSonic Ultrasonic Gas Meter Features

  • 6-path, direct and reflective technology (3 path optional)
  • All titanium-encapsulated intrinsically safe transducers
  • Robust path design for wet and dirty gas applications
  • Turbulence and asymmetry detection
  • Diagnostic detection of liquid and dirt build up
  • SonicExplorer PC Software for configuration, diagnostics and health care
  • No moving parts
  • No pressure drop
  • Pressure ratings: ANSI class 150 to 900, PN on request
  • AGA 9 compliant

CheckSonic Ultrasonic Meter Specifications

Technical data
Measurement Principle
Ultrasonic transit time measurement
4” to 56” (DN 100 to DN 1400)
Pressure Range
1 bar(g) (14.5.psig) to 150 bar(g) (2175 psig), minimum pressure depending on size and gas composition
Process Temperature Range
Standard: -40 °C to +80 °C (-40 F to +176 F)
Extended: -50 °C to +80 °C (-58 F to +176 F)
Ambient Temperature Range
Standard: -40 °C to +60 °C (-40 F to +140 F)
Extended: -50 °C to +80 °C (-58 F to +140 F)
Typical Uncertainty
0.5 – 1 % depending on the application
Body Materials
Low-temperature carbon steel
≤ 12”: ASTM A350-LF2 Cl.1
≥ 14”: ASTM A333 grade 6 / ASTM A350-LF2 Cl.1
Stainless steel
≤ 12”: ASTM A182-F316
≥ 14”: ASTM A312-TP316L / ASTM A182-F316L
Other materials on request
Body Construction Details
≤ 16”: reduced bore, tapering angle 7° (forged)
≥ 18”: full bore (machined and welded)
Material Certificate
EN 10204 3.1 (3.2 on request)
Pressure Reference Point
1/2” NPT (G. on request)
Electronic Enclosure Material
Copper free aluminium, stainless steel
Power Supply
Nominal 24 V DC (18 – 30 V DC), 10 – 20 W (depending on installed optional cards)
Local Display
GUI, 4.3” widescreen graphical colour display with 7 capacitive soft keys (touch)
2 serial ports (RS 232/485 configurable)
1 Ethernet port / high speed VDSL (VDSL option replaces Ethernet port)
2 frequency outputs, 0 to 3 kHz
2 digital outputs
2 analogue outputs
1 USB port (device)
Communications Protocol
MMS (Manufacturing Message Specification)
Built-in web server
Hazardous Area Approvals
ATEX: II 2 G Ex d ia [ia] IIB+H2 T6 Gb
IECEx: Ex d ia [ia] IIB+H2 T6 Gb
FM: Class I, Division 1, Group A to D T6
CSA: Class I, Division 1, Groups B, C and D T6; Ex d ia [ia] IIB+H2 T6
Ingress Protection