Calibrator
Calibration Verification of the Product
45
Figure 23. Amps AC with A40B-1A
36. From step 55, Table 16, set the output from the DUT and wait 30 seconds for the output to settle.
Measure with the meter and record the 8588A measurement in the DMM Reading on Shunt Output
[V] column.
37. Complete steps 55 and 56.
38. Disconnect the shunt output cable from the 8588A and connect to the 5790B Input 2.
39. Set the 5790B for Input 2, Auto range, High resolution ON, EXT GUARD.
40. Connect heavy gauge guard cable between the DUT and the 5790B.
41. From step 57, Table 16, output from the DUT/Measure with the 5790B and record the 5790B
measurement in the DMM Reading on Shunt Output [V] column. Complete steps 57 to 65.
42. Set the Product to STBY.
43. Connect the test equipment as shown in Figure 24.
44. From step 66, Table 16, output from the DUT and wait 1 minute for the output to settle. Measure
with the meter and record the 8588A measurement in the DMM Reading on Shunt Output [V]
column.
45. Disconnect the shunt output cable from the 8588A and connect to the 5790B Input 2.
46. Set the 5790B for Input 2, Auto range, High resolution ON, EXT GUARD.
47. Connect heavy gauge guard cable between the DUT and the 5790B.
48. From step 67, Table 16, output from the DUT and Measure with the 5790B. Record the 5790B
measurement in the DMM Reading on Shunt Output [V] column. Complete steps 67 to 70.
49. Set the product to STBY.
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