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Summary of Contents for BEA LZR-U920
- Page 1 ® -U920/U921 LASER MEASUREMENT DEVICE WITH BI-DIRECTIONAL BUS COMMUNICATION User’s Guide Visit website for available languages of this document. 75.5847.03 LZR-U920_U921 20191125 Page 1 of 4...
- Page 2 SAFETY The device emits invisible (IR) and visible laser radiation. IR laser: wavelength 905nm; output power 0.10mW (Class 1 according to IEC 60825-1) Visible laser: wavelength 635nm; output power 0.95mW (Class 2 according to IEC 60825-1) The visible laser beams are inactive during normal operation. The installer can activate the visible lasers if needed.
- Page 3 DESCRIPTION laser window – emission laser window – reception LED signals (4) holes for M5 screws holes for Ø UNC N°10 screws cable conduit visible laser beams (3) LED SIGNAL LED 1 LED 2 configuration mode idle / transmitting heartbeat (red) (red) on and running...
- Page 4 TROUBLESHOOTING No blue LED No power Check cable and connection. Polarity of power supply is inverted Check the polarity of the power supply. Orange LED is on Power supply voltage exceeds acceptable Check power supply voltage. limits Sensor exceeds temperature limits Verify the temperature of the environment.
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