Seametrics PS98i 4-20mA Submersible Pressure Transmitter

Description

Seametrics PS98i 4-20mA Submersible Pressure Transmitters are rugged and accurate with great noise immunity, transient protection, and thermal performance. These pressure sensors have been designed to provide trouble-free submersible operation in liquid environments.

The pressure is measured with an extremely rugged and stable piezo-electric, media-isolated pressure element and calibrated with well-established calibration procedures and NIST traceable equipment.

The PS98i sensors are thermally compensated, making them great where water temperatures vary, as they are thermally stable (2% over 50 degrees standard). These industry-standard, 2-wire, 4-20mA devices offer reverse polarity protection, under and over-current limitation, and built-in transient protection.

Seametrics PS98i Specification

HousingWeight0.8 lb. (0.4 kg)
Length8.44” (21.4 cm)
Diameter0.75” (1.9 cm)
Body MaterialAcetal and 316 stainless or optional titanium
Wire Seal MaterialFluoropolymer and PTFE
CableCableSubmersible: Polyurethane, polyethylene, or ETFE available
Desiccant1-3 mm indicating silica gel
Field ConnectorAvailable as an option
Operating Temperature RangeRecommended: -5 ? to 70 ?C (23 ? to 158 ?F) Requires freeze protection if using in the water below freezing.
Transmitter Voltage9-24Vdc (100ms warmup)
Output4-20mA
PressureElementSilicon strain gauge transducer, 316 stainless or Hastelloy
Accuracy±0.25% FSO (static, B.F.S.L. 20 ?C)
RangeGauge

  • PSI: 1, 5, 15, 30, 50, 100, 300
  • FtH?O: 2.3, 12, 35, 69, 115, 231, 692
  • mH?O: 0.7, 3.5, 10.5, 21, 35, 70, 210

Absolute²

  • PSI: 30, 50, 100, 300
  • FtH?O: 35, 81, 196, 658
  • mH?O: 10, 24, 59, 200
Compensated0 ? to 50 ?C (32 ? to 122 ?F)
Max operating pressure1.1 x FS
Burst pressure3.0 x FS (for >300 psi (650ft, 200m) contact INW representative)
Regulatory

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author

Rudy Wiratama

rudywinoto.com/wmablog.com/flowmasonic.com

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