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337 Highlandia Drive Baton Rouge, LA 70810 1.800.299.4142 BBP@BBPSALES.COM

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Model 28H Barometric Pressure Transmitter

Description

The 28H Barometric Pressure Transmitter is among our most accurate pressure transmitters for industrial test and research applications. The 28H measures barometric pressure from 25″ to 32″ HgA with Improved Accuracy of ?±0.06% FSO available.

Features:

  • High Accuracy
  • Many Options available
  • All Stainless Steel construction
  • Low Pressure Applications

Performance:

  • Full Scale Pressure Ranges (FSPR): 25″ to 32″ HgA (Optional ranges can be factory set from 0” to 32” HgA with a minimum 7” HgA span)
  • Accuracy (RSS*): ≤±0.21% FSO**
  • Nonlinearity (Best Fit Straight Line): ≤±0.1% FSO (≤±0.06% FSO with DN option)
  • Hysteresis & Repeatability: ≤±0.13% FSO each
  • Full Scale Output (FSO):
    • 5 Vdc ≤±0.5% FSO at 70°F (21°C) Standard
    • 10 Vdc ≤±0.5% FSO at 70°F (21°C) Optional
  • Resolution: Infinite
  • Long Term Stability: ≤±0.5% FSO per 6 months (typical)
  • Compensated Temperature Range: 32°F to 170°F (0° to 77° C)
  • Process Media Temperature Range: -40°F to 250°F (-40°C to 121°C)
  • Ambient Operating Temperature Range: -40°F to 185°F (-40°C to 85°C)
  • Storage Temperature Limits: -40°F to 185°F (-40°C to 85°C)
  • Temperature Effect on Zero: ≤±0.01% FSO per
  • Temperature Effect on Span: ≤±0.01% FSO per 1°F (.556°C) 1°F (.556°C)
Electrical:
  • Supply Voltage:
    • 8 to 30 Vdc at 3.5 mA nominal, 5 mA max
    • 12 to 30 Vdc (10 Vdc Output Option)
  • Power Supply Regulation: ≤±0.01% FSO per volt change over the supply voltage range
  • Output Signal
    • 0 – 5 Vdc (Standard)
    • 0 – 10 Vdc (Optional)
  • Load Resistance: 100K Ohms minimum
  • Circuit Protection: Input polarity may be reversed. Output may be short-circuited indefinitely Over voltage protection to 1000 volts according to EN61000-4-5
  • Insulation Resistance: <5 nS to case ground
  • Response Time: <2 mSec to reach 90% of full scale
  • RFI / EMI Suppression: CE EMC compliant per IEC EN 61326-1 & 61326-2-3 Annex BB, CE marked
  • Electrical Connection: Bendix / Amphenol PT02E-10-6P, mates PT06E-10-6S (SR)

To learn more about other Pressure Transducers like the 28H Barometric Pressure Transmitter available at BBP, click here.

Additional information

Industry

Chemical, Engineering, Food & Beverage, Oil & Gas, Pharmaceutical, Power Generation, Pulp & Paper, Refining, Water & Wastewater

Manufacturer

Viatran