ST-AT Advanced Transmitter Gauge Pressure – Inline

ST-AT Advanced Transmitter Gauge
Pressure – Inline

  • Unique characterization and composite semiconductor sensor provides high accuracy and stable operation for years to come.
  • Wide rangeability means you can cover more of your applications with less inventory, saving you money.
  • A diverse product offering, including measurement ranges, process connections and working pressure ratings are available to meet your requirements
  • Fast Response time of under 100 msec makes suitable for pressure control in turbine applications
  • User-customizable interface can measure and display in the units you decide are right for your application
  • Bilingual communication capability (HART & DE Protocol) makes the choice for plants with a mixed DCS installed base.
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Features

  • Unique characterization and composite semiconductor sensor provides high accuracy and stable operation for years to come.
  • Our proven sensor technology enables Long-term stability up to 0.1% of URL per 10-year.
  • A wide measuring range is available from a single model. This feature is highly effective in taking measurement over a wide range and reducing the need for inventory.
  • Model STGTX60G: 17.5 to 3500 kPa (range ability: 200 to 1)
  • Model STGTX71G: 0.7 to 14 mPa (range ability: 200 to 1)
  • Max. range pressure test is cleared more than 100,000 times.
  • Anti-vibration specification is up to 3G.
  • Two-way communication using digital output facilitates self-diagnosis, range resetting, automatic zero adjustment, and other operations.
SPECIFICATIONS
EnclosureNEMA 3 and 4X, IEC IP66/67
ApprovalsFM Intrinsically Safe, Explosion Proof, NonIncendive / ATEX Intrisically Safe, Flame Proof,

NEPSI. IECEx Flame Proof and Intrisically Safe, Type N, EMC Conformity
Output Signal3.6 to 21.6 mA / 3.8 to 20.5 mA (NAMUR NE43 compliant)
Outputs:Analog output (4 to 20 mA DC) with DE protocol
Analog output (4 to 20 mA DC) with HART protocol
Digital output (DE protocol)
POWER
Supply Voltage12.5 to 42 VDC, Limited to 12.5 to 30 VDC for intrisic safety, Type N, Non-incendive type
Failure AlarmUpper: 21.6 mA or more / Lower: 3.6 mA or less
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