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Rosemount™ JuniorSonic 3412 Two-Path Gas Ultrasonic Flow Meter Family (Obsolete)
Rosemount 3412 Gas Ultrasonic Flow Meter
This product is now obsolete.
Relevant documents and drawings are listed below.
Contact your local Emerson representative for your measurement needs.
Rosemount™ JuniorSonic 3412 Two-Path Gas Ultrasonic Flow Meter Family (Obsolete)

Specs

Line Sizes
DN100 to DN900 (4-in to 36-in)
Fluid Type
Gas
Accuracy
±0.2% of reading with calibration (±1.5% of actual flow volume without calibration)
Repeatability
±0.1% of reading for 5 to 100 ft/s (1.5 to 30.5 m/s)
Velocity
Rated up to 100 ft/s (30 m/s) with over-range performance exceeding 125 fps (38 m/s) on some sizes
Operating Temperature Range
T-21 Transducers: -20°C to +100°C (-4°F to +212°F)
T-41 Transducers: -50°C to +100°C (-58°F to +212°F)
Electronics: -40°C to +60°C (-40°F to +140°F
Operating Pressure Range
T-21 Tranducers: 1034 to 27,579 kPa (150 to 4000 psig)
T-41 Transducers: 1034 to 27,579 kPa (150 to 4000 psig)
Materials
Carbon steel and stainless steel

Features

  • Virtually eliminate incremental pressure drop and reduce energy costs with the meter’s full-bore design
  • Improve maintenance practices and lower costs with no internal moving parts
  • Detect flow disturbances in real time with ultra-fast Rosemount 3410 Series Electronics to minimize uncertainty
  • Monitor flow analysis and receive an intuitive view of meter health with integrated MeterLink Software
  • Enhance performance in harsh conditions long term with rugged Rosemount T-21 Transducers
    Field-replaceable transformer module simplifies maintenance and maximizes uptime
  • Reduce manual errors with automatic calculations of AGA 8 Compressibility and AGA 10 Speed of Sound
  • Increase I/O with new Type 4 CPU Module with up to six frequency or digital outputs