Digital Output LVDT Displacement Transducers - Discontinued

LD640 Series

Digital Output LVDT Displacement Transducers | LD640 Series

Digital Output LVDT Displacement Transducers

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  • Better Than 0.2% Linearity
  • 5 to 150 mm Travel Lengths Available
  • RS485 Serial Communications Output
  • Rugged Stainless Steel Body Construction
  • IP67 Environmental Rating
  • Guided Core with Removable Spring for Easy Installation


Note: This model is discontinued and is no longer available.

The LD640 Series digital output displacement transducers have improved IP67-rated sealing, coupled with polymer guides with rigid carriers. They are used in industrial automation controls requiring a digital signal. These units require either a LDN232 modules or the DR601 digital display.
Linearity: <0.2% FSO
Read Rate: Up to 3960 readings per second
Bandwidth: Up to 460 Hz, depending on noise performance required
Signal Output: RS485 serial communications
Storage Temp:
   Probe Interface: -20 to 85°C (-4 to 185°F)
   Transducer: -40 to 120°C (-40 to 248°F)
Operating Temp:
   Probe Interface: 0 to 60°C (32 to 140°F)
   Transducer: -40 to 120°C (-40 to 248°F)
   Probe Interface: IP43
   Transducer: IP67
Vibration (Sinusoidal Frequency):
   0 to 50 Hz: 1 to 10 g rms linear Amplitude
   50 Hz to 1 kHz: 10 g rms Amplitude
   Drop Testing: 1 m (3') onto hard surface
   Topple Testing: 10 times each end onto hard surface
Cable: PFA, 2 m (6') long
Integral Electronics Module: Supplied
Core Material: Nickel-iron
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