Calibrator
Calibration Verification of the Product
47
59. From step 76, Table 16, output from the DUT, wait 3 minutes for the output to settle. Measure with
the meter and record the 8588A measurement in the DMM Reading on Shunt Output [V] column.
60. Disconnect the shunt output cable from the 8588A and connect to the 5790B Input 2.
61. Set the 5790B for Input 2, Auto range, High resolution ON, EXT GUARD.
62. Connect the heavy gauge guard cable between the DUT and the 5790B.
63. From step 77, 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 77 to 80.
64. Set the product to STBY.
65. Connect the test equipment as shown in Figure 26.
Figure 26. Amps AC with A40B-20A
66. From step 81, Table 16, output from the DUT and wait 3 minutes for the output to settle. Measure
with the meter and record the 8588A measurement in the DMM Reading on Shunt Output [V]
column.
67. Continue with and complete step 85.
68. Disconnect the shunt output cable from the 8588A and connect to the 5790B Input 2.
69. Set the 5790B for Input 2, Auto range, High resolution ON, EXT GUARD.
70. Connect heavy gauge guard cable between the DUT and the 5790B.
71. From step 82, 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 82 to 88.
72. Set the product to STBY.
73. Connect the test equipment as shown in Figure 27.
A40B-20A
INPUT
OUTPUT
5560A
8588A
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