User Manual

3
Table of Contents
Preface
About this User's Guide ....................................................................................................................... 5
What you will learn from this user's guide ......................................................................................................... 5
Conventions in this user's guide ......................................................................................................................... 5
Where to find more information ......................................................................................................................... 5
Chapter 1
Introducing the USB-1208FS-Plus ....................................................................................................... 6
Functional block diagram ................................................................................................................................... 6
Chapter 2
Installing the USB-1208FS-Plus ........................................................................................................... 7
Unpacking........................................................................................................................................................... 7
Installing the software ........................................................................................................................................ 7
Firmware updates ............................................................................................................................................... 7
Installing the hardware ....................................................................................................................................... 7
Calibrating the hardware..................................................................................................................................... 7
Chapter 3
Functional Details ................................................................................................................................. 8
Analog input acquisition modes ......................................................................................................................... 8
Software paced .................................................................................................................................................................. 8
Hardware paced ................................................................................................................................................................ 8
External components .......................................................................................................................................... 9
USB connector .................................................................................................................................................................. 9
LED .................................................................................................................................................................................. 9
Screw terminals................................................................................................................................................................. 9
Signal connections ............................................................................................................................................ 11
Analog input ....................................................................................................................................................................11
Analog output ..................................................................................................................................................................13
Digital I/O ........................................................................................................................................................................14
Counter input ...................................................................................................................................................................15
External trigger input .......................................................................................................................................................15
SYNC I/O ........................................................................................................................................................................15
Power output ....................................................................................................................................................................15
Ground .............................................................................................................................................................................15
Accuracy ........................................................................................................................................................... 15
Synchronized operations ................................................................................................................................... 18
Power ................................................................................................................................................................ 18
Mechanical drawings ........................................................................................................................................ 19
Chapter 4
Specifications ...................................................................................................................................... 20
Analog input ..................................................................................................................................................... 20
Accuracy ..........................................................................................................................................................................21
Noise performance ...........................................................................................................................................................21
Analog output ................................................................................................................................................... 22
Digital input/output........................................................................................................................................... 22
External trigger ................................................................................................................................................. 23
External clock input/output............................................................................................................................... 23
Counter ............................................................................................................................................................. 24
Memory ............................................................................................................................................................ 24