RVG200 Paperless Recorder The RVG200 recorder takes the established operating and security benefits of the ScreenMaster range one step further. Features include touchscreen ‘swipe’ operation, front and rear USB ports for connecting peripheral devices (including a barcode scanner and keyboard) and Ethernet and RS485 communications. Up to 24 process signals can be connected to the RVG200’s analog inputs or transferred to it via digital communications.