User Manual 9260
MAINTENANCE, PERFORMANCE CHECKS and ADJUSTMENTS 3-5
Performance Check
Procedures
Use the following procedures to check the Model 9260 against the
specifications. A complete set of specifications is listed in Appendix
A. The following paragraphs show how to set up the instrument for
the test, what the specifications for the tested function are, and what
acceptable limits for the test are. If the instrument fails to perform
within the specified limits, the instrument must be calibrated or tested
to find the source of the problem.
Gain Accuracy
Tests
Equipment: DMM, PM8571A Pulse Waveform Generator
Preparation:
1. Configure the DMM as follows:
Function:
ACV
Range: As required by the test
2. Connect the 9260 input to the PM8571A output
3.
Connect 9260 Channel output to the DMM input via 50Ω/2W
Termination
4. Configure the PM8571A as follows:
Frequency:
10 kHz
Outputs:
On
Amplitude:
As required for the test
Test Procedure
1. Perform Gain Accuracy tests using Table 3-2
Table
3-2, Gain Accuracy Tests
PM8571A
Amplitude Setting
Error Limits
DMM Reading
Pass
Fail
0.5 Vp-p 1.767 V, ±71 mV
1 Vp-p 3.535 V, ±141 mV
2 Vp-p 7.071 V, ±282 mV
