MDW Draw-wire Sensors

MDW sensors are an adaptable, durable and cost-effective way of measuring linear movement in extendable booms and hoists.

Mdw Draww 10167734
POSITAL FRABA 56cf5586b503f

POSITAL MDW linear measurement devices offer accuracy, versatility and long service life.

  • Combines a high-precision magnetic rotary encoder with a robust draw-wire mechanism to provide a measurement range of up to 2 meters at a resolution of 35 µm (1.3x10-3 in.)
  • Built around a multi-turn absolute magnetic encoder that uses a Hall-effect sensor to measure angular displacements
  • No internal electrical contacts
  • Tests have shown negligible loss of accuracy after over more than one million draw/rewind cycles
  • Compact: 46 x 46 x 70 mm (1.8 x 2.2 x 2.8 in.)
  • Available with either analog or digital (CAN or serial SSI) instrument interfaces
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