SITRANS P320/420 Pressure Transmitter

Brand: Siemens AG

SITRANS P320/420 is the first pressure transmitter on the market to feature remote safety handling.

The instruments’ remote safety handling via SIMATIC PDM saves time during SIL commissioning: rather than manually programming each individual device across a facility, operators can access transmitters from the control room.

Both pressure transmitters have an increased proof test interval over other devices on the market with testing periods of up to fifteen years rather than every two.

This lowers maintenance costs significantly.
Features
  • Diagnostic functions in accordance with NAMUR recommendation NE107
  • SIL devices developed according to IEC 61508
  • SIL validation on the device or remotely with SIMATIC PDM
  • Reduction of internal inductance for Ex applications to LI = 0
  • Step response time for pressure type T63 = 105 ms and for differential pressure type 135 ms.
  • Minimal conformity error
  • Very low temperature influence
  • Very good long-term stability
  • High quality and service life
  • High reliability even under extreme chemical and mechanical loads
  • For corrosive and non-corrosive gases, vapors and liquids
  • Extensive diagnostics and simulation functions
  • Separate replacement of measuring cell and electronics with- out re-calibration
  • Wetted parts made of high-grade materials; e.g., stainless steel, alloy, gold, Monel, tantalum
  • Infinitely adjustable spans from 0.01 bar to 700 bar - 0.15 psi to 10153 psi
  • Convenient parameterization over 4 input buttons and HART interface

Pressure Series

Communication

Measuring Cell Filling

Maximum Measuring Span

Process Connection

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Wetted Parts Materials: Process Connection, Seal Diaphragm

Non-Wetted Parts Materials

Enclosure

Type of Protection

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Electrical Connections / Cable Entries

Local Operation / Display

Options

Cable Glands Included

Device Plug Han Mounted Left

Cable Socket Included

Device Plug M12 Mounted Left

Cable Entry / Device Plug Mounting

Nameplate Labeling

Standard labelling: English, unit bar

Certificates

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Certificates for Functional Safety

Device Options

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General Approval without Ex Approval

Explosion Protection Approvals

Marine Approvals

Country-Specific Approvals

Special Approvals

Mounting Bracket

Flange Connections with Flange EN 1092-1

Process Flanges, Gaskets

Instead of standard gaskets FKM/FPM

Process Connection

Shut-Off Valves, Valve Manifolds

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Device Settings

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View Details
Part Number / SKU

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  • Pressure Series

    SITRANS P320

  • Communication

    HART, 4-20 mA

  • Measuring Cell Filling

    Silicone Oil

  • Maximum Measuring Span

    250 mbar - 3.6 psi

  • Process Connection

    Male Thread M20 x 1.5

  • Wetted Parts Materials: Process Connection, Seal Diaphragm

    316L Stainless Steel/1.4404, 316L Stainless Steel/1.4404

  • Non-Wetted Parts Materials

    Die-Cast Aluminum

  • Enclosure

    Dual Chamber Device

  • Type of Protection

    Without Ex

  • Electrical Connections / Cable Entries

    2 x M20 x 1.5

  • Local Operation / Display

    Without Display

  • Options

    Yes

  • Device Plug Han Mounted Left

    Device Plug Han 7D (Plastic, Straight)

  • Cable Socket Included

    Plastic, for Device Plug Han 7D and Han 8D

  • Device Plug M12 Mounted Left

    Stainless Steel, without Cable Socket

  • Cable Entry / Device Plug Mounting

    2x Sealing Plugs M20 x 1.5, IP66/68 Installed on Both Sides

  • Nameplate Labeling

    German - bar

  • Explosion Protection Approvals

    ATEX

  • Mounting Bracket

    Steel, zinc-Plated

  • Flange Connections with Flange EN 1092-1

    DN 25 PN 40, Stainless Steel 1.4571/316Ti

  • Process Flanges, Gaskets

    Seal Material Fe

  • Shut-Off Valves, Valve Manifolds

    With Mounted Valve Manifold 7MF9011-4EA, Process Connection at Transmitter G1/2 Shank, PTFE Seal- ing Ring and Pressure Test Certified in Factory Certificate

  • Device Settings

    Measuring Span Lower Range Value (Max. 5 Characters), Upper Range Value (Max. 5 Characters), Unit [mbar, bar, kPa, MPa, psi, ...], Example: -0.5 ... 10.5 psi

  • Industrial areas with extreme chemical and mechanical loads
  • Zone 1 or zone 0 with the corresponding Ex approval
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