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TABLE OF CONTENTS (Continued)
SECTION 4
PERFORMANCE VERIFICATION . . . . . . . . . . . . . . . .
4-1
4.1
Performance Verification Procedures (PVPs) . . . . . . . . . .
4-1
4.2
Functional Checks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-14
4.3
Disassembly Instructions . . . . . . . . . . . . . . . . . . . . . . . . . .
4-17
4.4
Reassembly Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . .
4-17
4.5
2251A Input Amplifier Setup Procedure . . . . . . . . . . . . . .
4-18
SECTION 5
APPLICATION NOTES . . . . . . . . . . . . . . . . . . . . . . . . . .
5-1
5.1
Programming Defaults in Automatic Functions . . . . . . . . .
5-1
5.2
Calculating Measurement Cycle Time . . . . . . . . . . . . . . . .
5-8
SECTION 6
OPTIONAL CABLE ASSEMBLIES . . . . . . . . . . . . . . . .
6-1
FIGURES
1.1
2251A Resident In a VXIbus Compatible Mainframe . . . .
1-1
2.1
Location of Switches . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2-2
3.1
IEEE-488.2 Status Reporting Model . . . . . . . . . . . . . . . . . .
3-22
4.1
Input A Low Frequency Sensitivity Test Configuration . . .
4-3
4.2
Input A High Frequency Sensitivity Test Configuration . . .
4-4
4.3
Input B Low Frequency Sensitivity Test Configuration . . .
4-5
4.4
Input B High Frequency Sensitivity Test Configuration . . .
4-6
4.5
Input C Test Configuration . . . . . . . . . . . . . . . . . . . . . . . . .
4-7
4.6
Time Interval A-B Test Configuration . . . . . . . . . . . . . . . .
4-8
4.7
Totalize A by B Test Configuration . . . . . . . . . . . . . . . . . .
4-9
4.8
Ratio A/B Test Configuration . . . . . . . . . . . . . . . . . . . . . . .
4-10
4.9
Ratio C/B Test Configuration . . . . . . . . . . . . . . . . . . . . . . .
4-11
4.10
Input A Trigger Level Test Configuration . . . . . . . . . . . . . .
4-12
4.11
Input B Trigger Level Test Configuration . . . . . . . . . . . . . .
4-13
4.12
Input A Filter Check Configuration . . . . . . . . . . . . . . . . . . .
4-14
4.13
Input A X10 Attenuator Check Configuration . . . . . . . . . .
4-15
4.14
Input B X10 Attenuator Check Configuration . . . . . . . . . . .
4-16
4.15
Location of R10, R11, R12 and R15 . . . . . . . . . . . . . . . . . .
4-18
4.16
Input A Amplifier Setup Configuration . . . . . . . . . . . . . . . .
4-19
4.17
Input B Amplifier Setup Configuration . . . . . . . . . . . . . . . .
4-20
4.18
Input C Setup Configuration . . . . . . . . . . . . . . . . . . . . . . . .
4-21
5.1
Positive/Negative Pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-2
5.2
Rise/Fall Time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-2
5.3
Phase Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5-6
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