Voltage Measurement Accuracy Test Values And Results - HP 54501A Service Manual

HP 54501A PERFORMANCE TESTS
3-9. VOLTAGE MEASUREMENT ACCURACY TEST
Specification:
Equipment Required:
Single Cursor = Gain Accuracy + Offset Accuracy + A/D resolution
Dual Cursor (single channel) = Gain Accuracy + 2 X A/D resolution
Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . H P 6114A
BNC 50-ohm Adapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP 1251-2277
BNC Cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . HP 10503A
Procedure :
1 . Connect Power Supply to HP 54501A Channel 1 input via BNC 50-ohm adapter .
2.
Set DISPLAY menu # of avg for 2048 .
3 .
Set HP 54501A CHANNEL menu V/div, offset, and Power Supply output to values in table
3-1 .
4. Results should be as in table 3-1 .
5. Repeat steps 1 through 4 for Channel 4 .
6 . Repeat steps 1 through 4 for Channels 2 and 3 on 500 mV, 200 mV, and 100 mV ranges .
Table 3-1 . Voltage Measurement Accuracy Test Values and Results
* A/D resolution changes from 0 .4% to 0 .8% on 5 mV range .
V/div
Setting
Offset
Setting
Power
Supply
Tolerance
+/-
Minimum
V
Maximum
V
5 V
+15 V
30 V 2 .06 V
27 .94 V
32 .06V
2 V +6 V 12 V 824 mV 11 .18 V
12 .82 V
1 V
+3 V 6 V
412 mV
5 .58 V 6 .41 V
500 mV
+1 .5 V 3 V 206 mV 2 .79 V 3 .21 V
200 mV
+600 mV 1 .2 V
82 .4 mV
1 .12 V 1 .28 V
100 mV
+300 mV 600 mV 41 .2 mV 559 mV 642 mV
50 mV
+150 mV 300 mV 20 .6 mV 279 mV 321 mV
20 mV
+60 mV 120 mV
8 .2 mV
111 .8 mV 128 mV
10 mV +30 mV 60 mV 4 .1 mV 55 .9 mV
64 mV
5 mV +15 mV 30 mV 2 .2 mV* 27 .8 mV 32 .2 mV