Q.Sonic-max

Brand: Elster Instromet

The ultrasonic gas flow meter Q.Sonicmax is a multipath ultrasonic gas flow meter utilizing the most accurate acoustic path configuration available to the market.
Features
  • 6-path, reflective and direct technology
  • Sizes 4” to 36”—larger sizes available upon request (DN 100 to DN 900)
  • Pressure ratings ANSI class 150 to 1500 PN on request
  • All-metal-encapsulated intrinsically safe transducers
  • Internal temperature sensor
  • Flow profile detection with swirl and asymmetry measurement
  • No moving parts
  • No pressure drop
  • Bi-directional measurement
  • SonicExplorer PC software for configuration, diagnostics and health monitoring
  • OIML R137-1 2012 accuracy class 0.5 approved
  • ISO 17089-1:2010 approved
  • AGA 9 compliant
  • MID approved

Specifications

Measurement Principle

  • Ultrasonic transit time measurement

Sizes

  • 4” to 36”—larger sizes available upon request (DN 100 to DN 900)

Pressure range

  • 2 bar (g) (29 psig) to 250 bar (g) (3625 psig); minimum pressure depending on size and gas composition

Process Temperature Ranges

  • Standard: -40°C to +85°C (-40°F to +185°F)
  • Extended: -50°C to +85°C (-58°F to +185°F)
  • MID: -40°C to +85°C (-40°F to +185°F)

Ambient Temperature Range

  • Standard: -40°C to +70°C (-40°F to +158°F)
  • Extended: -50°C to +70°C (-58°F to +158°F)
  • MID: -40°C to +55°C (-40°F to +131°F)

Repeatability

  • 0.05%

Typical Uncertainty

  • 0.5% of reading after dry calibration
  • 0.2% of reading after flow calibration
  • 0.1% of reading after flow calibration and linearization

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

Material Certificate

  • EN 10204 3.1 (3.2 on request)

Body Construction Details

  • ≤ 16": reduced bore, tapering angle 7°
  • ≥ 18": full bore

Pressure Reference Points

  • ½" NPT (G½ on request)

Electronic Enclosure Material

  • Cast aluminium alloy. Optional 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" (10.9 cm) widescreen graphical colour display with 7 capacitive soft keys (touch), LEDs for power and status

Interfaces

  • 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 outputs3)
  • 2 analogue outputs3)
  • 1 USB port (device, for service purpose only)

Communications Protocol

  • Modbus (ASCII, RTU, TCP/IP)
  • UNIFORM
  • MMS (Manufacturing Message Specification)
  • Built-in web server

Metrological Approval

  • MID T10335 (optional)

MID Accuracy

  • Class 1.0

OIML Accuracy Class

  • Class 1.0 with straight inlet spool of 10D
  • Class 0.5: with straight inlet spool of 10D and flow conditioner
  • Class 0.5: with straight inlet spool of 5D

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

  • IP 66/NEMA Type 4X

  • Custody Transfer Measurement of Natural Gas
  • Gas Exploration, Transmission and Distribution

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