Differential Pressure Transmitters

Differential Pressure Transmitters
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SmartLine STR800

SmartLine ST 800 Remote Diaphragm Seal Transmitters provide accurate measurement for a wide variety of applications involving corrosive or high temperature process fluids. Typical applications include high-accuracy level measurement in pressurized vessels in hydrocarbon processing and flow measurement of slurries and high viscosity process fluids in chemical plants.

1. Modular Features

  • Exchange/replace electronics/comms modules
  • Add or remove integral indicators
  • Add or remove lightning protection (terminal connection)

2. Remote Seal/Transmitter Span & Range Limits:

Model

Upper Range Limit

Lower Range Limit

Max. Span

Min. Span

Units

Standard Accuracy % of Span

Turndown Capability

SmartLine ST800

Differential & Absolute Remote Seals

STR82D

400 (1000)

-400 (-1000)

400 (1000)

4 (10.0)

H2O (mbar)

0.065%

100:1

STR83D

100 (7.0)

-100 (-7.0)

100 (7.0)

1 (0.07)

psi (bar)

0.065%

100:1

STR84A

500 (35)

5.0 (0.35)

500 (35)

5 (0.35)

psia (barA)

0.065%

100:1

STR84G

500 (35)

-14.7 (-1)

500 (35)

5 (0.35)

psi (bar)

0.065%

100:1

STR87G

3000 (210)

-14.7 (-1)

3000 (210)

30 (2.1)

psi (bar)

0.065%

100:1

3. Best in Class Transmitter Features:

  • Accuracies up to 0.065% standard
  • Automatic static pressure & temperature compensation
  • Multiple local display capabilities
  • External zero, span, & configuration capability
  • Polarity insensitive electrical connections
  • Comprehensive on-board diagnostic capabilities
  • Integral Dual Seal design for highest safety based on ANSI/NFPA 70-202 and ANSI/ISA 12.27.0
  • World class overpressure protection
  • Full compliance to SIL 2/3 requirements.
  • Modular design characteristics
  • Available with 15 year warranty

4. Communications/Output Options:

  • Honeywell Digitally Enhanced (DE)
  • HART ®(version 7.0)
  • FOUNDATION™ Fieldbus

All transmitters are available with the above listed communications protocols.