Keithley 485 Instruction Manual page 7

LIST OF ILLUSTRATIONS
2-1
2-2
2-3
2-4
2-5
2-6
2-7
Z-8
2-9
2-10
3-l
4-l
4-2
4-3
4-4
4-5
5-I
5-2
6-l
6-2
6-3
6-4
6-5
6-6
6-7
6-8
Model485FrontPanel ....................................................................... 2-2
Model 465 Inverting Analog Output ........................................................... 2-6
Simplified Model for Input Signal Conditioning
..................................................
2-7
Test Fixture Guarding ....................................................................... 2-8
LeakageTestSetUpUsingModel6104 ........................................................ 2-8
Op Amp Input Offset Currents Measurement
....................................................
2-8
F5T Gate Leakageand Channel Currents Measurement.
...........................................
2-9
Insulation Leakage Currents end High Resistances Measurement .................................... 2-9
Set Up to Measure Photomultiplier, Photodiode end Beam Currents .............................. ,, 2-9
ResistivityTestSetUp ...................................................................... Z-IO
Shielded Test Fixture ........................................................................ 3-2
Simplified Block Diagram ..................................................................... 4-l
Current-to-Voltage
Converter .................................................................
4-2
Simplified Schematic of the Multiplexer .........................................................
4-2
Simplified Schematic of the Input Buffer Amplifier ................................................
4-2
AIDConverter
.............................................................................
4-3
Segmentldentification
.......................................................................
5-4
JumperLocations ........................................................................... 5-7
Model485MiscelianeousParts ............................................................... 6-2
Display Assembly ...........................................................................
6-3
Mother Board, Component Location Drawing. Dwg. No. 485-100 ...................................
6-7
Mother Board, Schematic Diagram, Dwg. No. 485-106., .......................................... 6-9
Display Board, Component Location Drawing, Dwg. No. 485.110 ................................... E-13
Display Board, Schematic Diagram, Dwg. No. 485-116 ............................................
6-14
Model 1758 Battery Peck, Component Location Drawing, Dwg. No. 1758-100 ......................... 615
Model 1758 Battery Peck, Schematic Diagram, Dwg. No. 1768-106 ................................. 6.16
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