Geo-Fennel FL 275HV-TRACKING Rotating Laser with Receiver FR 77-MM TRACKING

The latest generation of precise tracking lasers

  • New innovative low friction drive mechanism and self-levelling module
  • Accurate, robust and temperature stable
  • Low friction drive for reduced noise generation
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User-friendly operating concept

  • For the ultimate in ease-of-use the only keypad functions on the instrument control power On / Off, VWS, slope selection and the remote control
  • All additional functions including scanning and slope setting are accessed from the remote control
  • TRACKING function at the receiver

Improved performance

  • Robust remote control with 100 m range


  • TRACKING function for automatic axis alignment horizontal and vertical
  • The laser plane is automatically centred to the receiver "on-grade"
  • Easy one-button operation of TRACKING function
  • Working range of TRACKING function 110 m
  • mm-indicating Receiver FR 77-MM TRACKING
  • Vertical: in both X and Y axis
  • Horizontal: one axis X or Y, opposite axis self-levelled
  • Dust / water protection IP 66
  • High accuracy of ± 0,5 mm / 10 m
  • Working range 400 m diameter
  • Enhanced scanning functions with small increments and a range up to 180°
  • Permanent 90° beam for right angles
  • Automatic TILT alarm function
  • VWS function (Vibration-WindSecurity)
  • Auto-shut-off when out of level
  • Remote control function on/off: to avoid interference with other remote controls or mobile devices
  • Manual slope setting of X and Y axis or auto self-level of opposite axis
  • Floor mount with centring mark for accurate set up above a ground point
  • Li-Ion battery technology

Data sheet

Self-Levelling Range
± 5°
Working Range with Receiver Ø
400 m
Slope Setting
Rotating Speed (rpm)
300, 800
Power supply
Working Temperature
Laser Beam
Red Beam
Laser Class
Working Range Without Receiver Ø
40 m
VWS function (Vibration-Wind-Security)
Accuracy (mm to 10 meters)
± 0.5
Dust / Water Protection
TILT function
Horizontal Levelling
Fully Automatic
Vertical Levelling
Fully Automatic
Included Receiver