KPSI 335 Analog Water Level Sensor

Brand: American Sensor Technologies Inc

KPSI 335 Analog Water Level Sensor

Brand: American Sensor Technologies Inc
The KPSI 335 is a submersible hydrostatic level transducer specifically designed for small bore applications and to meet the rigorous environments encountered in ground water level measurements.

This transducer provides repeatable, precision depth measurement under most adverse conditions. Every KPSI Transducers utilize a highly accurate pressure sensor assembly specifically designed for hostile fluids and gases. 

The assembly is integrated with supporting electronics in a durable waterproof housing constructed of 316 stainless steel or titanium. The attached electrical cable is custom manufactured and includes para-aramid synthetic fiber members to prevent errors due to cable elongation, and a unique water block feature that self-seals in the event of accidental cuts to the cable. 

Each transducer is shipped with our SuperDry Vent Filter that prevents moisture from entering the vent tube for at least one year without maintenance, even in the most humid environments.
Features
  • Custom polyurethane or ETFE cable lengths
  • Welded 316SS or titanium body
  • Custom level ranges up to 700 ft. (210 m) H₂O
  • Multiple analog outputs
  • Ported nose cap
  • Optional lifetime lightning protection
  • Available molded cable seal

Specifications

Accuracy

  • ± 0.05 % of Full Scale Output Includes Non-Linearity, Hysteresis & Repeatability,

Approvals & Certifications

  • CE
  • FM
  • RoHS
  • UL

Cable Material

  • ETFE
  • Polyurethane

Circuit Protection

  • Polarity
  • Surge/Shorted Output

Compensated Temperature

  • 0° to 50° C (32° to 122° F)

Electrical Connectors

  • 22 AWG

Electrical Protection

  • Lightning Protection

Enclosure, Body Material

  • 316 Stainless Steel
  • Titanium

Environmental Protection

  • IP68
  • NEMA 6P

Excitation Voltage

  • 10-28 Vdc
  • 15-28 Vdc
  • 9-28 V - mA Output
  • 9-28 Vdc

Input Power

  • 20 mA - Max.
  • 3.5 mA - Max.

Insulation Resistance

  • 100 megaohms at 50 Vdc

Operating Temperature

  • -20° to 60° C (-4° to 140° F)

Output

  • 0-10 Vdc
  • 0 to 2.5 Vdc
  • 0-4 Vdc
  • 0-5 Vdc
  • 1.5-7.5 Vdc
  • 4-20 mA

Output Load

  • 20 ohms - Vdc Output

Pressure Range

  • bar: 0 to 20.96
  • kPa: 0 to 2,096
  • psi: 0 to 304

Pressure Type

  • Absolute Gauge
  • Sealed Gauge
  • Vented Gauge

Resolution

  • 0.0001 % of Full Scale

Response Time

  • < 10 Nanoseconds

Seat / Seal Material

  • FKM
  • Polyurethane

Supply Voltage

  • 9-28 Vdc

Temperature Effect

  • ± 0.05 % of Full Scale/°C
  • ± 0.1 % of Full Scale Output/°C

Wetted Materials

  • ETFE (Ethylene Tetrafluoroethylene)
  • FKM
  • Polyurethane

Zero Offset

  • < 0.25 Vdc for Vdc Output
  • ± 0.25 mA - mA Output

  • Surface Water Monitoring
  • Well Monitoring
  • Groundwater Monitoring
  • Pump Control
  • Slug Tests
  • Level Control
  • Ballast Tank Control
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