... measurement modeMeasurement software graphics display, communication baud rate adjustmentRS-232/ USB/ Data communication/ Analog signal interfaceTime and brightness ... directly operate with keyboard, show tips 4. Interface function RS-232C function Baud rate: 19200, 57600, 115200 Connector: ... 3ADX801F 7. Optional: RS232-USD one set of RS-232C switch USD2.0 interface converter or IEEE4851