RD20 Wireless Remote

The Spectra Precision® RD20 Wireless Remote Display is designed to be used with the LR30W, LR50W and LR60W display receivers. The RD20 mounts in the cab and gives the operator grade information in a convenient location. The operator is free to focus on the work at hand.

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The RD20 links directly with the new family of wireless receivers: LR30W, LR50W and LR60W.

The Spectra Precision® RD20 wireless in-cab remote display can quickly and easily be positioned in the cab, without cables, to improve visibility of the receiver grade information. Additionally, most receiver functions can now be controlled in the cab with the remote.

Features & Benefits

     • Large, bright, Red, Green and Blue elevation LEDs for High
     • On-grade and Low


Compatible Receivers LR30W, LR50W, LR60W
Radio Full 2-way communication, operation and
security lock with PAIR’ed device
Radio Working Radius 30m (100 ft) typical, depending on conditions and orientation of PAIR’ed device
Power Options Internal AA batteries (2)
10-30Vdc with external power Cable Automatic switchover from internal to
external power
Battery Life (internal) 20 hours typical
Beeper Volumes Loud = 105 dBA
Medium = 95 dBA
Low = 75 dBA
LED Grade Indicators Green on-grade, red high, blue low w/ 3 brightness settings
Automatic Shut Off 30 minutes if no beam strike or loss of radio link with receiver
Environmental Waterproof, dustproof to IP67
Weight (without Mount) 323g (11.4 oz.)
Dimensions (without Mount) 168.0 x 76.0 x 36.0 mm (6.6” x 3.0” x 1.4”)
Operating Temperature -20°C…+60°C (-4°F… +140°F)
Storage Temperature -30°C…+70°C (-22°F…+158°F)


Download the RD20 Brochure here

User Guide
Download the RD20 User Guide here