Linear LVDT with Integrated Electronics SM40 Series

LVDT with Electronics | Stroke 20 mm to 360 mm | IP67/IP68 Protection | Output 4-20mA / ±10V | Housing Ø 25 mm | Frequency 800 Hz | PCD Mounting 30.0 mm

He Linear LVDT The Schreiber SM40 series is the flagship displacement measurement device with integrated electronics for long-travel industrial applications. Designed in a robust stainless steel housing... 25 mm in diameter, This inductive transducer eliminates the need for external signal conditioners by processing the signal internally and delivering standard mA or Vcc outputs. This compact architecture ensures a signal stability and EMI immunity superior, allowing a 1:1 compatibility / drop-in replacement in heavy machinery, hydraulic presses and automation systems where long-term reliability is non-negotiable.

This displacement transducer It achieves measurement ranges of up to 360 mm, maintaining exceptional linearity of 0.5% and a dynamic response of 800 Hz. Thanks to its IP67/IP68 protection rating and multiple mechanical options (spring-loaded probe, ball joints, or fiberglass protective sheath), the SM40 is suitable for even the harshest and most contaminated environments. It is the ultimate technical solution for engineers seeking a robust position sensor with infinite resolution and easy direct integration into PLCs via an M12 connector or cable output. Request the CAD drawing for the version with FGH ball joints here.

SM433.240.1.X33

SM433.360.1.X33

SM413.150.1.X33

SM413.70.1.X33

2-08-04011-032 

2-08-04020-032

2-08-04018-032

Properties

Engineering ParameterTechnical Specification SM40
Applied TechnologyInductive LVDT with Integrated Amplifier Electronics
Stroke Ranges (mm)20, 40, 70, 80, 100, 150, 170, 200, 240, 360
Current Outputs (.4×1-4)0-20mA | 4-20 mA (Configurable)
Voltage Outputs (.4×5-8)± 10 VDC | 0-10 VDC (Short circuit protection)
Casing Diameter25 mm (AISI 303 Stainless Steel)
Relative Linearity± 0.5% (Standard) | ± 0.25% (Optional)
Degree of ProtectionIP67 (Standard) | IP68 (Optional)
Frequency Limit800 Hz (High dynamic response)
Operating Thermal Range-40 °C to +85 °C
Zero Stability< 0.01% / °C (Design compensation)
Vibration/Shock Resistance20 g rms | 250 g SRS (Heavy Industrial Use)
Distance between holes on support30.0 mm (SM906.400 / 401 Clamps)
Direct Power Supply Vcc20 .. 32 VDC (Reverse polarity protection)
Maximum Consumption60 mA (Full load)
Types of Physical OutputM12 connector (4 poles) | PG9 stainless steel cable
Schreiber Messtechnik SM40 IW 251 / 40 - A21 SM433.240.1.X33 SM413.150.1.X33 SM413.70.1.X33 Linear LVDT with integrated Schreiber SM40 electronics, 360mm stroke, and 25mm stainless steel housing
Schreiber LVDT crack gauge installed over a crack to measure displacements and structural deformations

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