Fluke 2625A User Manual
ix
List of Figures
Figure
Title
Page
2-1.
Interconnect Diagram ............................................................................................ 2-4
2-2.
Overall Functional Block Diagram........................................................................ 2-5
2-3.
Analog Simplified Schematic Diagram................................................................. 2-18
2-5.
Ohms Simplified Schematic .................................................................................. 2-23
2-6.
AC Buffer Simplified Schematic........................................................................... 2-24
2-7.
A/D Converter Simplified Schematic.................................................................... 2-26
2-8.
Command Byte Transfer Waveforms.................................................................... 2-31
2-9.
Grid Control Signal Timing................................................................................... 2-32
2-10.
Grid-Anode Timing Relationships ........................................................................ 2-33
2A-1.
Interconnect Diagram (2635A).............................................................................. 2A-4
2A-2.
Overall Functional Block Diagram (2635A) ......................................................... 2A-5
2A-3.
Analog Simplified SchematicDiagram (2635A) ................................................... 2A-21
2A-4.
DC Volts 300V Range Simplified Schematic (2635A)......................................... 2A-25
2A-5.
Ohms Simplified Schematic (2635A).................................................................... 2A-26
2A-6.
AC Buffer Simplified Schematic (2635A) ............................................................ 2A-28
2A-7.
A/D Converter Simplified Schematic (2635A) ..................................................... 2A-30
2A-8.
Command Byte Transfer Waveforms (2635A) ..................................................... 2A-35
2A-9.
Grid Control Signal Timing (2635A) .................................................................... 2A-37
2A-10. Grid-Anode Timing Relationships (2635A).......................................................... 2A-37
3-1.
3-1.
Replacing the Line Fuse ........................................................................................ 3-5
3-3.
Removing the Handle and Handle Mounting Brackets ......................................... 3-8
3-3.
Removing the Case ................................................................................................ 3-8
3-5.
2635A Assembly Details ....................................................................................... 3-10
3-5.
2620A and 2625A Assembly Details .................................................................... 3-10
4-1.
Input Module ......................................................................................................... 4-8
4-2.
2T and 4T Connections.......................................................................................... 4-9
4-3.
Dedicated Alarms Test .......................................................................................... 4-17
4-4.
External Trigger Test............................................................................................. 4-18
4-5.
4-Terminal Connections to Decade Resistance Source......................................... 4-25
4-6.
4-Terminal Connections to the 5700A .................................................................. 4-26
5-1.
Test Point Locator, Main PCA (A1)...................................................................... 5-7
5-2.
5-Volt Switching Supply ....................................................................................... 5-9
5-3.
Inverter FET Drive Signals.................................................................................... 5-11
5-5.
Test Points, A/D Converter PCA (A3, A3U9) ...................................................... 5-16
5-5.
Test Points, A/D Converter PCA (A3, A3U9) ...................................................... 5-17