User Guide

Form Number TM61340-2 Rev 4 May 2010
Page 17
Testing the AC milliampere function: (for 61-340and 61-342)
1. Connect the calibrator to the
and COM inputs on the meter.
2. Turn the rotary switch to the
position. Press the SELECT button to select the AC function.
Press the REL button to make sure the display is zero.
3. Apply the inputs for steps 1 - 4 in Table 4b.
4. For each input, compare the reading on the meter display to the reading for your meter in Table 4b.
5. If the display reading falls outside of the range shown in Table 4b, the meter does not meet
specification.
Table 4b ACmA Test:
Step
Range
Source
Frequency
Reading
1
40 mA
30.00mA
60Hz
29.35 to 30.65
2
40 mA
30.00mA
400Hz
29.35 to 30.65
3
400 mA
300.0mA
60Hz
293.5 to 306.5
4
400 mA
300.0mA
400Hz
293.5 to 306.5
Testing the AC A function (for 61-340 / 61-342)
1. Connect the calibrator to the 10A and COM inputs on the meter.
2. Turn the rotary switch to the
position. Press the SELECT button to select the AC function.
Press the REL button to make the display is zero.
3. Apply the inputs for steps 1 - 4 in Table 4c.
4. For each input, compare the reading on the meter display to the reading for your meter in Table 4c.
5. If the display reading falls outside of the range shown in Table 4c, the meter does not meet
specification.
Table 4c AC A Test:
Step
Range
Source
Frequency
Reading
1
4A
3.000A
60Hz
2.920 to 3.080
2
4A
3.000A
400Hz
2.920 to 3.080
3
10A
9.00A
60Hz
8.73 to 9.27
4
10A
9.00A
400Hz
8.73 to 9.27