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KSI84D Current Loop Displacement Sensor 10-50.8 mm
KSI84D Current Loop Displacement Sensor 10-50.8 mm
KSI84D Current Loop Displacement Sensor 10-50.8 mm

KSI84D is an MMF displacement sensor with 4-20 mA output for direct connection to standard measurement and control equipment such as PLC, DCS, and SCADA systems. It is compact, robust, galvanically isolated, and suited for harsh industrial environments.

Applications:

  • Vibration displacement monitoring in condition monitoring systems.
  • Direct integration into PLC, DCS, SCADA, and industrial monitoring platforms.
  • Monitoring of rotating equipment such as pumps, fans, motors, and machinery.

Key specifications:

  • Measuring range: 10 to 50.8 mm (±5%).
  • Shock limit: ±5000g.
  • Output: 4 to 20 mA, peak-to-peak vibration displacement.
  • Operating temperature: -40°C to 100°C.
  • Mass: 60 g.
  • Connector: Binder 713 (M12).
  • Galvanically isolated and protected against reverse polarity and overvoltage.
  • IP68 waterproof with EMI-protected housing.
Product details
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Applications:

  • Online vibration velocity monitoring in plants and machine monitoring systems.
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Key specifications:

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  • Shock limit: ±5000g.
  • Output: 4 to 20 mA, RMS vibration velocity.
  • Operating temperature: -40°C to 100°C.
  • Mass: 60 g.
  • Connector: Binder 713 (M12).
  • Galvanically isolated and protected against reverse polarity and overvoltage.
  • EMI-protected housing with IP68 rating.
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Applications:

  • High-amplitude industrial vibration measurement.
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Key specifications:

  • Measuring range: ±600g.
  • Limit: 5000g.
  • Sensitivity: 10 mV/g (±5%).
  • Resonant frequency: >46 kHz.
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  • Operating temperature: -20°C to 130°C.
  • Mass: 28.5 g.
  • Connector: TNC.
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Features:

  • Measures vibration acceleration, velocity, and displacement.
  • True RMS, peak value, and crest factor.
  • Precision shear accelerometer with magnetic base.
  • Automatic measuring point recognition via VMID sensor base.
  • Graphical trend display.
  • FFT spectrum analysis for acceleration and velocity.
  • Integrated infrared thermometer.
  • Integrated optical RPM sensor with laser pointer.
  • Memory for 16,000 measurements.
  • USB interface and PC software for MIMOSA-compliant point management.
  • Headphone output, bright color OLED display, and economical AAA batteries.

Applications:

  • Machine condition monitoring according to ISO 20816.
  • Rolling bearing monitoring according to VDI 3832.
  • General vibration testing in laboratories and industry.
  • Quality control and maintenance checks.
  • Optical speed measurement and non-contact temperature measurement.
VM30W Vibration Meter for Wind Turbines
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VM30W is a dedicated handheld vibration meter for evaluating mechanical vibrations of geared onshore wind turbines up to 3 MW according to VDI 3834-1. It enables field engineers to inspect the most critical turbine locations using one meter and one sensor.

Applications:

  • Mechanical vibration assessment of onshore wind turbines with gearboxes up to 3 MW.
  • Measurement at tower, nacelle, rotor bearing, gearbox, and generator.
  • Fast field checks and periodic condition assessment.

Key features:

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  • Selectable band filters.
  • Interval RMS display with averaging time up to 10 hours or running RMS.
  • Measurement of vibrations from 0.1 Hz.
  • Vibration acceleration and velocity measurement.
  • Memory for 1,000 measurements with PC interface.
  • Excel macro for data transfer and calculations.
  • AC output.
  • 10 user-defined setups.
  • Up to 20 hours operation with 3 AA rechargeable or alkaline cells.
  • Compact design and IP65 protection grade.
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Applications:

  • Condition monitoring of motors, pumps, compressors, turbines, and gearboxes.
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  • Rolling bearing diagnosis and balancing.
  • Hand-arm and whole-body vibration measurement; ride comfort evaluation.
  • Run-up / coast-down analysis and resonance search.
  • Passenger and merchant ship vibration measurement.
  • Vibration assessment in sensitive environments according to VC/Nano criteria.

Key features:

  • Large display with intuitive touch operation.
  • 3 independent sensor channels.
  • Measures vibration acceleration, velocity, and displacement.
  • Amplitude versus rotational speed display.
  • FFT frequency analysis with waterfall mode and envelope analysis.
  • Weighting filters for hand-arm and whole-body vibration.
  • RMS, VDV, vector sum, peak and peak max.
  • TEDS sensor detection and RFID measuring point identification.
  • Tachometer input for RPM measurement.
  • microSD storage and USB PC connection.
  • Up to 10 hours of 3-channel time history recording.
  • Raw signal recording as WAV files.
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VM31 is a versatile handheld vibration meter from MMF for product development, occupational health and safety assessment, and field vibration monitoring. It supports hand-arm vibration, whole-body vibration, SEAT evaluation, ship vibration, three-axis machine condition monitoring, and vehicle vibration measurements.

Applications:

  • Hand-transmitted vibration measurement according to ISO 5349.
  • Whole-body vibration measurement according to ISO 2631.
  • SEAT evaluation according to ISO 10326.
  • Passenger and merchant ship vibration measurement.
  • Condition monitoring of rotating machines in three axes.
  • Vehicle and structural vibration measurement.

Supported standards: ISO 8041; ISO 2631; ISO 5349; ISO 10326; ISO 20816; ISO 20238-5; ISO 28927; ISO/TR 18570; 2002/44/EC.

Key features:

  • Four independent measuring channels.
  • ISO 8041 weighting filters: Wh for hand-arm vibration and Wb, Wc, Wd, Wj, Wk, Wm for whole-body vibration.
  • Interval and running RMS, maximum RMS (MTVV), vibration dose value (VDV), vector sum, peak and max peak.
  • Measurement of vibration acceleration, velocity, and displacement.
  • 125-line FFT acceleration analysis.
  • TEDS sensor detection.
  • Memory for 10,000 measurements and 1,000 FFTs with date/time and comments.
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  • Color OLED display and compact design.
  • About 10 hours operating time with 3 AAA batteries.