ToxiRAE Pro User’s Guide5017. Downloading Datalogs And Performing PC-BasedInstrument Configuration and Firmware UpgradesThe ToxiRAE Pro communicates with a PC running ProRAE Studio II InstrumentConfiguration and Data Management software (version 1.03 or higher) to downloaddatalogs, configure the instrument, or upload new firmware.The ToxiRAE Pro must be connected to a PC through the supplied Charging / PCCommunications Cradle and must be in the PC communications mode.1. Make sure the Charging/PC Communications Cradle has power from its ACadapter (the LED on the front of the cradle should be illuminated).2. Use the supplied PC Communications Cable (USB to mini-USB cable) to connectthe Cradle to a PC.3. Turn on the ToxiRAE Pro. Make sure it is running in Normal mode (with themain measurement screen with its reading showing).4. Insert the ToxiRAE Pro in the cradle.5. Activate the PC communications mode on the ToxiRAE Pro by pressing [MODE]repeatedly, starting from the main measurement screen until you reach the “EnterPC Comm and stop measurement?” screen.6. Press [Y/+]. Measurement and datalogging stop, and the instrument is now readyto communicate with the PC. The display now says “PC comm ready…”7. Start up the ProRAE Studio II software, enter a password, and detect theinstrument following the directions provided in the ProRAE Studio II User’sManual.8. Follow the instructions in the ProRAE Studio II User’s Manual to download thedatalog, configure the instrument settings, or update the ToxiRAE Pro’s firmware.9. When you are done, press [MODE] to exit the PC communications mode on theToxiRAE Pro. The screen displays “Sensor initializing,” after which theinstrument returns to operating in Normal mode.