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  • Differential pressure transmitter PASCAL CV Delta P for diaphragm seal operation

Differential pressure transmitter PASCAL CV Delta P for diaphragm seal operation

Type series CV3330

  • EX
  • SIL2
  • HART
Differential pressure transmitter PASCAL CV Delta P for diaphragm seal operation - CV3330


  • Modulare differential pressure transmitter for diaphragm seal operation
  • Various process connections with diaphragm seal technology (see product group D5)
  • Wetted parts of stainless steel or special materials
  • Multifunctional display with 5-segment digital display and bar graph
  • Switching module with 2 floating channels, maximum 0.5 A switching current, electrically isolated to all sides, without additional auxiliary power
  • with HART® module
  • Function module replacement on site without recalibration, „plug and measure“
  • Nominal ranges 0.4 up to 40 bar
  • Turndown 5:1
  • Accuracy ≤ 0,15 %
  • Output signal: 4…20 mA, alternative with PROFIBUS PA
  • Output functions: linear, invers, table function with up to 31 support points
  • Stainless steel case in sturdy design, degree of protection IP 69K
  • Media temperature -90...400 °C


  • Explosion protection for gases and dust
  • Certificate of measuring equipment for Russian Federation
  • Material certificate as per EN 10204-3.1
  • Calibration certificate as per EN 10204-3.1
  • Classification per SIL2
  • EAC declaration (upon request)

Technical Data

Measuring ranges
See data sheet for detailed information
Constructional design / case
Design: Two-chamber case design with screw cap, continuously rotatable up to 170°
Minimum case volume, excellent moisture and condensate protection
Material: Stainless steel mat.-no. 1.4301 (304)
Degree of protection
per EN 60529:
IP 69K
Climatic category per
EN 60721 3-4:
Window: Non splintering plastic: Makrolon
Case seal: O-ring: NBR
El. connection: Screw terminal 1 mm2
Cable gland: - Cable gland M16, material: PA
- Circular connector M12
  Further details see order code and upon request.
Weight: approx. 1.2 kg (with 1 m capillary)
Process connection
Design: Volume reduced differential pressure chamber, suitable for the direct mounting of diaphragm seals with capillary connection.
Diaphragm seals see product group D5.
Material wetted parts
Material: see product group D5
Measuring system
Sensor: piezoresistive
System filling: Due to the application there are different system fillings available, see Technical Instruction TA_031.
Limit point setting: per DIN 16086
Reference conditions: per EN 60770-1
Linearity errors: ≤ 0.15 % of span
TD 5:1 no modification
Hysteresis: ≤ 0.05 % of nominal range
Repeatability: ≤ 0.05 % of nominal range
Calibration position: Vertical mounting position (display facing upwards)
Long-term drift: (EN 60770-1) ≤ 0.1 % / year of nominal range
Temperature influence of case: Lower range value / upper range value
Range 0…60 °C: ± 0.15 % / 10K of nominal range
Range < 0 °C, > 60 °C: ± 0.2 % / 10K of nominal range
Influence static pressure: Refer to nominal range
  0.4 bar 0.12 % x stat. pressure [bar] x TD
1 bar 0.03 % x stat. pressure [bar] x TD
4 bar 0.02 % x stat. pressure [bar] x TD
16 bar 0.002 % x stat. pressure [bar] x TD
40 bar 0.001 % x stat. pressure [bar] x TD
General: Delay time: approx. 160 ms
  Measuring cycle: 6 measurements / second
  Measuring range setting: Turndown 5:1
Basic module: 4…20 mA: Signal: 4…20 mA, 2-wire
  Current range: 3.8…20.8 mA
  Current limitation: approx. 22 mA
  Alarm state: < 3.6 mA, optional > 21 mA
  Damping: 0…120 seconds
  Load RB: RB ≤ (UV-12V DC)/0,022A [Ohm]
UV = supply voltage
Basic module: PROFIBUS PA: Signal: digital per IEC 61158-2
  Protocol: EN 50170-PROFIBUS PA, Profile 3.0
  Sensor address: 0…126 (126 = factory setting)
  Power consumption: constantly 11 mA
  Alarm current I FDE : 2 mA
  Damping: 0…300 seconds
  Parameterisation: SIMATIC PDM
Supply voltage
Basic module: 4…20 mA PROFIBUS PA
Standard design:    
Functional range: 12…40 V DC 9…32 V DC
Functional range: 12…30 V DC 9...17.5 V DC
Temperature ranges
Ambient: -20…85 °C
Media: -40…400 °C *
Storage: -40…85 °C
* depending on the design of the diaphragm seal and the system filling
Tests and certificates
See documents
Type series


  • D4-074-2

    Data Sheet

  • BA_028

    Operating Instruction - basic module

  • BA_029

    Operating Instruction - switching module

  • BA_030

    Operating Instruction - display module

  • BA_031

    Operating Instruction - display and switching module

  • BA_043

    Operating Instruction - PROFIBUS PA

  • BA_044

    Operating Instruction - PROFIBUS PA without display module

  • BA_045

    Operating Instruction - changing module

  • BA_055

    Operating Instruction - HART

  • BA_081

    Operating Instruction - display and HART

  • XA_015


  • ZER_013

    Certificate - ATEX

  • ZER_041

    Certificate - HART

  • ZER_042

    Certificate - PROFIBUS PA

  • KE_028

    Declaration of Conformity

  • Software

    PASCAL CV HART (DD/EDD) for Simatic PDM V6.0 SP5, V8.1 and V9.x

  • Software

    PASCAL CV Profibus PA (DD/EDD) for Simatic PDM V6.0 SP5

  • Software

    PASCAL CV HART (DD/EDD) for Emerson AMS V6.1 und V8.1

  • Software

    PASCAL CV HART (DD/EDD) for Emerson Handheld Communicator 375/475


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