USER GUIDE USB-6008/6009 This user guide describes how to use the National Instruments USB-6008/6009 data acquisition (DAQ) devices. Contents Introduction............................................................................................. 2 Safety Guidelines .................................................................................... 3 Software .................................................................................................. 5 Logging Application ............................................................................... 5 Self Test .................................................................................................. 5 Hardware................................................................................................. 6 Setting Up Hardware............................................................................... 7 I/O Connector.......................................................................................... 8 Signal Descriptions ................................................................................. 10 Analog Input ........................................................................................... 11 Analog Input Circuitry..................................................................... 11 MUX......................................................................................... 11 PGA .......................................................................................... 11 A/D Converter .......................................................................... 11