PTS 345 Industrial Low Pressure Transmitter

The SENSVISION PTS 345 is engineered to deliver accurate and stable pressure measurement in low pressure and vacuum applications, with nominal pressure ranges from -1000 mbar up to 1000 mbar. Its design features excellent linearity, minimal thermal effects, and outstanding long-term stability, making it suitable for demanding industrial environments such as plant engineering and HVAC systems. The transmitter’s stainless steel construction ensures durability and compatibility with a variety of media, including gases and low viscous oils.

Equipped with multiple output signal options including 4.20 mA (2-wire) and 0 to 10 V (3-wire), the PTS 345 supports flexible integration into control and monitoring systems. Optional intrinsically safe versions are available for use in hazardous areas. The device offers permanent short-circuit protection, reverse polarity protection, and complies with electromagnetic compatibility standards. Its compact size and variety of electrical and mechanical connection options make it adaptable to diverse installation requirements.

Features Of The SENSVISION PTS 345 Industrial Low Pressure Transmitter

  1. Accurate Low Pressure And Vacuum Measurement
    Covers nominal pressure ranges from -1000 mbar to 1000 mbar with accuracy up to ±0.5% span.

  2. Robust Stainless Steel Construction For Industrial Use
    Stainless steel housing and pressure port ensure durability and media compatibility.

  3. Multiple Output Signal Options For Flexible Integration
    Supports 2-wire 4.20 mA and 3-wire 0 to 10 V outputs for various control systems.

  4. Intrinsic Safety Versions For Hazardous Environments
    Ex ia certified versions available for safe operation in gas and dust hazardous zones.

  5. Excellent Thermal Stability And Long-Term Reliability
    Minimal thermal effects and long-term stability ensure consistent performance.

  6. Wide Range Of Electrical And Mechanical Connections
    Multiple connector types and process connections for versatile installation.

Suitable Applications Of The SENSVISION PTS 345 Industrial Low Pressure Transmitter

The SENSVISION PTS 345 is ideal for precise low pressure and vacuum measurement in industrial and HVAC applications where reliability, safety, and accuracy are critical. Its robust design and flexible connectivity make it suitable for a wide range of process control environments.

  • Plant and machine engineering
  • Heating, ventilation, and air conditioning (HVAC) systems
  • Gas and air pressure monitoring
  • Vacuum system control
  • Non-aggressive low viscous oil pressure measurement
  • Hazardous area installations requiring intrinsic safety
  • Industrial automation and process control

Technical Specifications Of The SENSVISION PTS 345 Industrial Low Pressure Transmitter

SpecificationDetail
Product TypeIndustrial low pressure transmitter without media isolation
Nominal Pressure Range-1000 mbar to 1000 mbar
Accuracy≤ ±0.5% span according to EN IEC 62828-2
Output Signals2-wire 4.20 mA, 3-wire 0 to 10 V
Supply Voltage8.32 VDC (2-wire), 14.30 VDC (3-wire)
Response Time≤ 10 ms (2-wire), ≤ 3 ms (3-wire)
Long Term Stability≤ ±0.3% span/year for P < 100 mbar; ≤ ±0.1% span/year for P ≥ 100 mbar
Thermal Effects≤ ±1.5% span for ≤ 100 mbar; ≤ ±0.75% span for > 400 mbar
Medium Temperature Range-40 °C to 125 °C
Electrical ProtectionShort-circuit and reverse polarity protection
Mechanical StabilityVibration 10 g RMS, Shock 500 g / 1 ms
Housing MaterialStainless steel 1.4404 (316L)
Pressure Port MaterialStainless steel 1.4404 (316L)
SealsFKM standard, EPDM and NBR optional
Explosion ProtectionEx ia certified for zone 0, 1, 2 and zone 20
CertificationsCE, ATEX, IECEx, RoHS, REACH

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