Table Of Contents - Keithley 194 Instruction Manual

LIST OF ILLUSTRATIONS
SECTION l-GENERAL INFORMATION
l-l Equivalent Input Impedance ...................................................................
l-2
l-2 Methods of Input Coupling ....................................................................
l-3
l-3 Common Mode Voltage.. ......................................................................
~I-3
l-4
SettlingTime .................................................................................
I-4
SECTION 2-GETTING STARTED
2-l
Model194 Front Panel .........................................................................
2-2
2-2
Front Panel Controls ..........................................................................
2-J
2-3 Front Panel Controls
.......................................................................... 2-h
2-4
Display Format ...............................................................................
2-X
2-5
Model194RearPanel .........................................................................
Z-10
2-6 Rear Panel A/D Module Connectors.,
..........................................................
2.11
2-7 Rear Panel Connectors,
Fuse and Fan .......................................................... 2-12
2-8
Basic Input Connections
......................................................................
2-15
2-9 Basic Sampling ...............................................................................
2-K
SECTION 3-OPERATION
3-l
3-2
3-3
3-4
3-5
3-6
3-7
3-8
3-9
3-10
3-11
3-12
3-13
3-14
3-15
3-16
3-17
3-u
3-19
3-20
3-21
3-22
3-23
3-24
3-25
3-26
3-27
3-28
3-29
3-30
3-31
Trigger Delay ................................................................................
3-12
Level and Slope Triggering ....................................................................
3.13
TRIGGER IN Pulse Specifications
..............................................................
3-14
TRIGGER OUT Pulse Specifications
............................................................
3-14
Rear Panel Showing
Channel 2 Installed ........................................................
3.16
Typical Filter Response Curves ................................................................
3.20
Rear Panel Showing ANALOG
OUTPUT Jacks ..................................................
3~21
Typical Plotter Connections
...................................................................
3.21
Typical Oscilloscope Connections
.............................................................. 3-22
Typical CRT Connections
..................................................................... 3-22
How Scaling Factor Affects Viewed Data .......................................................
3-25
Moving Analog Output
Viewed Data with XY PAN ............................................. 3-26
Output Blanking Levels .......................................................................
3-28
Integration by Approximate Area Summation.
..................................................
3-33
Synchronous Operation
......................................................................
3-37
Synchronizing Five Units by Daisy Chaining
................................................... 3-38
Real Time Output Connector.
.................................................................
3-38
Real Time Output
Timing .....................................................................
3-39
Flow Chart for Reading Real Time Data ........................................................ 3-40
Simplified Block Diagram of Real Time Computer Interface
......................................
3-41
Multiple Ground Points Create a Ground
Loop ................................................. 3-43
Eliminating Ground
Loop. .................................................................... 3-43
LoadingEffects ..............................................................................
3-44
Input Capacitance Effects .....................................................................
3-45
Periodic Waveform Analysis
Transient Waveform .............................................................................................................................................
"3%;
Typical Digital Oscilloscope Connections
3-48
DuaIChanneIOperation
Pulse Rwe and Fall Tomes ..... .........................................................................................................................................................................
iI+%;
Noise Superimposed
on DC Signal ............................................................ 3-50
Vibration Testing .............................................................................
3-5~1
vii