Operator`s manual

Signametrics 144
1. I u at
the comp
2. Appl tages to the V, Ω + & - terminals. Check to see that the displayed reading on the
DM s
ave at 1 KHz.
Step Range Input Minimum Reading Maximum reading
6.5 AC Voltage Test
The following procedure may be used to verify the accuracy of the ACV function:
f yo have not done so, install the SM2060/64 DMM and place the covers back on to the computer. Ensure th
uter has been on for at least one-half hour, with the covers on, before conducting this test.
y the following AC vol
M i within the indicated readings range.
Mid-Frequency AC Voltage Tests
All inputs are a sine w
1 240 1 mV 0 mV
009.86500 mV 010.13500 mV
2 240 mV 190 mV
189.59500 mV 190.40500 mV
4 2.4 10
350 V 00 V
V 0 mV
0.0987 101.265
5 2.4 1.9
50 V 50 V
V V
1.89756 1.90243
6 24 1 V
00 V 00 V
V
0.98627 1.01373
7 24 19
18.973130 V 70 V
V V
19.0268
8 240 10
00 V 0 V
V V
9.86400 10.13600
9 240 19 00 V 0 V V 0 V 189.756 190.2440
10 330 10 00 V 10.238000 V V V 9.76200
11 330 30 00 V 0 V V 0V 299.530 300.4700
Note: Some ranges apply to 206 lease refer to chapter 2.0 (Specification).
High-Frequency AC Voltage Tests
All i at 50 kHz.
Range Input Minimum Reading Maximum reading
4 only. P
nputs are
Step
1 240 mV 10 mV
009.0400 mV 010.9600 mV
2 240 mV 190 mV
178.96000 mV 201.0400 mV
4 2.4 V 100 mV
0.0927000 V 0.1073000 V
5 2.4 V 1.9 V
1.7973000 V 2.0027000 V
6 24 V 1 V
0.9360000 V 1.0640000 V
7 24 V 19 V
18.504000 V 19.496000 V
8 240 V 10 V
9.3800000 V 10.620000 V
9 240 V 190 V 183.62000 V 196.38000 V
10 330V 10V 9.2800000 V 10.720000 V
11 330V 300V 290.00000 V 310.00000 V
Note: Some ranges apply to 2064 only. Please refer to chapter 2.0 (Specification).