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Universal acceleration and deceleration measuring instrument for vehicles

The equipment is suitable for the inspection and evaluation of vehicles, slow vehicles, trailers’ brake system and retarder with deceleration measurement. The computer software connection ensures evaluation, storage and printout of the measured data. The instrument can be easily attached to the windshield of the vehicle and charged through the cigarette lighter socket. It is suitable for diagnostic purposes and for periodic technical inspection of vehicles.

  • OLED screen and keypad
  • Built-in Ni-MH batteries
  • 3 way adjustable suction-cup mounting
  • Internal memory
  • WiFi or USB based connection to the PC
  • Windows-based evaluation software, built-in database with limit values

Measurement possibilities:

  • Calculation and evaluation of MFDD – Mean Fully Developed Deceleration
  • Retarder inspection and evaluation
  • General purpose deceleration or acceleration measurements
  • Brake delay time measurement

Optional accessories:

  • GPS receiver unit
  • Auxiliary equipment for deceleration measurement of trailers (E-SM TRAILER)

Requirements for the installation:

  • Clean, smooth surface for suction cap attachment
  • Selection of a road suitable to perform the measurement


Number of stored measurements: 10 x 90 sec
Sampling frequency: 200 Hz

Measuring range:

  • deceleration: ± 20 m/s2
  • pedal force meter: 0–1000 N
  • air brake pressure sensor: 0–10 bar

Accuracy of deceleration measurement: ±0.1 m/s²

Battery: 3.6 V / 880m Ah
Display: 128 x 64 pixels OLED
Computer interface: WiFi, USB

Calibration is possible by accredited laboratories.

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