DS Position Transmitter


A 4-20 mA current transmitter featuring a gearless through shaft potentiameter and easy 2-button calibration with local LCD and LEDs. Designed to be integrated into a wide range of Westlock products lines.

  • Precision analog position transmitter.
  • Operates with any voltage from 9 to 30 volts DC.
  • Reverse polarity and transient protected.
  • Accommodates long cable runs and multiple receivers.
  • Encapsulation of electrical components improves performance in harsh environments.
  • Available with proximity sensors or mechanical switches.
  • Simple, push-button calibration.
  • Bi-colored LEDs.
  • LCD 3.5 Digit display showing position open.
  • Automatic detection of rotation, clockwise and counterclockwise.
  • Potentiometer Rotation up to 30 – 200.
  • Global Intrinsically Safe Certification.
Technical Specifications
Potentiometer Option
Average position repetability 0.5% full scale
Average hystersis 1% of full scale
Average position resolution 0.5% full scale
Average linearity 0.5%
Operating temperature -40°C to +80°C
Ambient temperature -40°C to +80°C
Min/Max Rotation 30° - 200°
Transmitter update rate 20 ms
Power supply range 9 V DC to 30 V DC
Operating temperature range -40°F to +185°F [-40°C to +85°C]
Recommended power supply 24 V DC
Output signal range 4 to 20 mA
Load impedance 0 to 950 ohms at 24 V DC
Power supply Output signal changes 0.018% when the supply voltage is varied between 5 and 33 V DC
Intrinsically Safe Parameters
Intrinsically safe parameters for loop output
Entity parameters
Ui = 30 V
Ii = 100 mA
Pi = 750 mW
Ci = 5 nF
Li = 10 µH

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DS Position Transmitter (A4) (English)

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DS Position Transmitter (English)

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