The Messotron DK Series Miniature Linear Inductive Displacement Transducers (LVDT) represent a top-tier, high-end industrial solution for ultra-precise position tracking and micro-scale stroke validation, thoroughly designed and engineered at Messotron's state-of-the-art production hubs in Germany. This comprehensive sensor line consolidates all variable range models including the DK 2, DK 5, DK 10, DK 20, DK 25, DK 50, DK 100, DK 150, DK 200, and DK 250. Operating on the trusted Linear Variable Differential Transformer (LVDT) principle, these compact devices smoothly translate physical linear reciprocating motions into high-precision, linear electromagnetic data. The core technological advantage characterizing the DK family is its exceptionally slim-line, pen-style miniature structural layout. The external diameter profile is strictly minimized, permitting the sensor to be seamlessly integrated into high-density, multi-point gauging fixtures where layout space is heavily constrained or deep within automated machinery nodes where traditional bulky industrial transducers cannot fit.

Regarding mechanical runtime operation, the Messotron DK Series utilizes a friction-free, non-contact electromagnetic tracking arrangement between the internal armature and the stationary symmetrical stator multi-coil assemblies (or configured with high-durability internal springs depending on variant selections). By drastically lowering internal mechanical drag, element wear, physical friction, and measurement hysteresis are completely avoided, maintaining absolute data repeatability over prolonged operating schedules and delivering a near-infinite runtime lifespan on the factory floor. The nominal measurement spectrum of this series is exceptionally flexible, providing a rich choice from micro-differential travel models like the DK 2 (featuring a 2mm total travel capacity) ideal for material thickness mapping and component runout inspection, up to extended travel metrics including the DK 10, DK 50, DK 100, and up to 250mm with the heavy-duty DK 250 model, flawlessly accommodating all common mechanical manufacturing dimensions.

The external cylindrical armor of the Messotron DK Series is machined from industrial-grade, highly polished stainless steel, achieving strict ingress ratings of at least IP65 (with hermetically sealed upgrades up to IP67). This robust steel casing forms an impenetrable barrier shielding the sensitive internal transformer structures from hostile workshop dynamics, such as abrasive manufacturing dust, fluid splashing, CNC cutting coolant mist, and ambient moisture. Furthermore, Germany's strict symmetrical multi-coil winding methodology provides the DK series with native immunity against extensive electromagnetic interference (EMI) fields, ensuring clean, sharp data transmission paths. The raw electrical output signal is an unconditioned alternating current (AC) carrier frequency output, yielding supreme measurement reliability. When paired with Messotron's external carrier frequency signal conditioners and amplifier units, it smoothly transitions into industry-standard analog configurations (4-20mA, 0-10V) for hassle-free interface routing into central PLC nodes. This sensor series acts as a technical backbone for multi-point inspection benches in automotive assembly yards, electronic micro-component assembly rigs, glass flatness validation lines, and national-level calibration laboratories.

• Manufacturer: Messotron
• Country of Origin: Germany
• Product Category: Miniature Inductive Linear Displacement Transducers (LVDT)
• Consolidated Consolidated Model Registries: Messotron DK 2, DK 5, DK 10, DK 20, DK 25, DK 50, DK 100, DK 150, DK 200, DK 250.
• Core Technology: Linear Variable Differential Transformer - High-precision electromagnetic inductive tracking
• Enclosure Layout: Ultra-compact slim pen-style cylindrical profile engineered for constrained environments
• Nominal Linear Measuring Strokes per Model Designation:
  - Model DK 2: Linear stroke range ± 1.0 mm (Total travel capacity 2 mm)
  - Model DK 5: Linear stroke range ± 2.5 mm (Total travel capacity 5 mm)
  - Model DK 10: Linear stroke range ± 5.0 mm (Total travel capacity 10 mm)
  - Model DK 20: Linear stroke range ± 10.0 mm (Total travel capacity 20 mm)
  - Model DK 25: Linear stroke range ± 12.5 mm (Total travel capacity 25 mm)
  - Model DK 50: Linear stroke range ± 25.0 mm (Total travel capacity 50 mm)
  - Model DK 100: Linear stroke range ± 50.0 mm (Total travel capacity 100 mm)
  - Model DK 150: Linear stroke range ± 75.0 mm (Total travel capacity 150 mm)
  - Model DK 200: Linear stroke range ± 100.0 mm (Total travel capacity 200 mm)
  - Model DK 250: Linear stroke range ± 125.0 mm (Total travel capacity 250 mm)
• Full-Scale Linearity Deviation Tolerance: Extremely tight specification standard of ≤ ±0.25% to ±0.5% across total stroke limits
• Measurement Repeatability Performance: Exceptional precision repeatability yielded down to micro-scale (< 1 µm under controlled parameters)
• Electrical Signaling Protocol: Raw unconditioned alternating current AC output (Requires external carrier frequency amplifier module for 4-20mA / 0-10V conversion)
• Ingress Protection Compliance: Standard IP65 protection rating, hermetically sealed options available for IP67 classification
• Outer Shell Structural Composition: Heavy-duty premium-grade stainless steel engineered for excellent mechanical and corrosion tolerance
• Electrical Interfacing Layout: Highly shielded molded signal cable with standard length or multi-pin industrial screw-threaded connectors
• Optional Mounting Hardware Accessories: Threaded extension rods, rigid miniature cylindrical mounting clamps, mechanical contact tips