1. Althen Sensors
  2. Measurement Systems
  3. Railway measurement systems
  4. Back-to-Back measurement tool
  5. FDIMR Back-to-Back Gauge

FDIMR Back-to-Back Gauge

Electronic gauge designed for measuring the back-to-back distance of wheels


Key features

  • Operating temperature: -5°С to +40°С
  • Weight: 1kg
  • Dimensions: (L+137mm) x 124mm x 22mm
  • Power supply: Rechargeable batteries 2xAAA, 1.2V
  • Connection to PC: Bluetooth

About the FDIMR Back-to-Back Gauge

The electronic back-to-back distance measuring gauge is created for contactless measurement of back-to-back distance between railway wheels during repair, examination, check-ups and formation of the wheel sets. This gauge measures directly on rolling stock, therefore roll-out of the wheel set is unnecessary. 

Features FDIMR Back-to-Back Measuring Gauge

  • Measures back-to-back distance
  • Without wheelset roll-out
  • For various measurement ranges
  • Accuracy: ± 0,1 mm
  • LED display
  • Including calibration certificate

Do you need this sensor for your next project?

Request a no-obligation quote or send us your contact details for a free, no-obligation consultation. Our sales engineers will then contact you within a maximum of 1 to 2 working days.

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Not exactly what you are looking for? We offer standard sensors, but can also help you with sensors adapted for you or a fully customised measurement solution. Contact us for advice or pricing.

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Technical Specifications

Specification Value
Connection to pc Bluetooth
Dimensions (L+137mm) x 124mm x 22mm
Display Build-in, LED
Indication discreteness 0.1mm or 0.01 inch
Measurement error ±0.1mm
Measurement range L+25mm (L - nominal distance)
Operating temperature -5°С to +40°С
Power supply Rechargeable batteries 2xAAA, 1.2V
Weight 1kg