Images are representations only.

Pressure Transmitter with CANopen Interface - D-20-9, D-21-9

Brand: WIKA Alexander Wiegand SE & Co. KG
The model D-20-9 and model D-21-9 pressure sensors are the ideal solution in the field of industrial pressure measurement when a high-performance yet cost-effective solution with a CANopen interface is needed.

These pressure sensors feature a high accuracy and flexibility with their alignment to the widest variety of measuring tasks.
Features
  • CANopen interface per DS-301. 
  • CANopen. 
  • interface per DS-301. 
  • Device profile DS-404. 
  • Pressure ranges: 0 ... 250 mbar up to 0 ... 1,000 bar. 
  • Compact size. 
  • Design with integrated Y-connector. 
show more
The model D-20-9 and model D-21-9 pressure sensors are the ideal solution in the field of industrial pressure measurement when a high-performance yet cost-effective solution with a CANopen interface is needed.

These pressure sensors feature a high accuracy and flexibility with their alignment to the widest variety of measuring tasks.
Features
  • CANopen interface per DS-301. 
  • CANopen. 
  • interface per DS-301. 
  • Device profile DS-404. 
  • Pressure ranges: 0 ... 250 mbar up to 0 ... 1,000 bar. 
  • Compact size. 
  • Design with integrated Y-connector. 

Specifications

Measuring Ranges (bar)

  • 0.25 ... 25
  • 0.4 ... 40
  • 0.6 ... 60
  • 1 ... 100
  • 1.6 ... 160
  • 2.5 ...250
  • 4 ... 400
  • 6 ... 600
  • 10 ... 1000
  • 16 ... 1000

Overload Safety

  • Measuring Ranges ≤ 1.6 bar: 5-fold
  • Measuring Ranges 2.5 ... 16 bar: 4-fold (Measuring Range 10 bar: 3-fold)
  • Measuring Range 1,000 bar: 1.5-fold
  • {Vacuum, overpressure, ± and Absolute Pressure are available}
  • Measuring Ranges 25 ... 600 bar: 2-fold

Material

  • Wetted Parts
  • Model D-20-9: Stainless Steel
  • Model D-21-9: Stainless Steel (Option: Hastelloy), O-Ring: NBR (Option: FPM/FKM or EPDM)
  • Case: Stainless Steel

Internal Transmission Fluid

  • Synthetic oil
  • Halocarbon oil for oxygen versions (Option)
  • Listed by FDA for food industry (Option)
  • No transmission fluid for model D-20-9 with Measuring Range > 25 bar

Power Supply U+

  • DC 10 ... 30 V

Output Signal

  • CANopen Protocol in accordance with CiA DS-301 V. 4.02, device profile DS-404 V. 1.2

Power Consumption

  • < 0.7 W with Galvanic isolation (Option)
  • < 0.5 W

Communication Services

  • LSS (CiA DSP 305, Version 1.1.1) Services
  • Configuration of the instrument address and baud rate
  • Sync/Async, Node/Lifeguarding, Heartbeat
  • Individually Programmable filter in order to suppress, for example, Specific resonant frequencies

Response Time (10 ... 90 %)

  • 1.5 milliseconds (Baud rate ≥ 125 K)

Internal Measuring Rate

  • 1.000 Hz (Adjustable up to approximately 4 Hz)

Insulation Voltage

  • DC 500 V

Accuracy

  • ≤ 1 % of Span
  • ≤ 0.5 % of Span (Option)
  • ≤ 0.3 % of Span (Option, not possible in combination with DIP switch)
  • Including Non-linearity, hysteresis, zero offset and end value deviation (Corresponds to measured error per IEC 61298-2). Calibrated in vertical Mounting position, process Connection facing downwards.
  • In individual Cases Equipment exposed to strong Electromagnetic fields with frequencies from 300 MHz to 700 MHz and 1 GHz to 2 GHz may show increased measuring errors of up to 3.2 %. to avoid such influences on the measuring signal do not Operate the Equipment in proximity to strong transmitting devices or radio installations, or use suitable sheath Current filters.

Non-Linearity

  • ≤ 0.2 % of Span (BFSL) per IEC 61298-2

Non-Repeatability

  • ≤ 0.1 % of Span

Long-term Stability

  • ≤ 0.2 % of Span / Year (At reference Conditions)

Permissible Temperature Ranges

  • Also meet EN 50178, tab. 7, Operation (C) 4K4H, storage (D) 1K4, transport (E) 2K3
  • Medium:  -30° to +100° C
  • Medium:  -40° to +125° C (Option)
  • Ambient: -20° to +80° C
  • Storage:   -40° to +100° C

Compensated Temperature Range

  • 0° to 80° C

Temperature Coefficients in the Compensated Temperature Range

  • Mean TC of zero: ≤ 0.2 of Span / 10 K
  • Mean TC of Span: ≤ 0.2 of Span / 10 K

Applications

  • Hydraulics and pneumatics
  • Automation engineering
  • Industrial applications