Ω
Offset Accuracy Test (1 M
)
Vertical Scale
External
Supply
Setting
Channel 1
0.005 V/div
±2 V
0.01V/div
±5 V
0.02 V/div
±10 V
0.05 V/div
±10 V
0.1 V/div
±20 V
0.2 V/div
±20 V
0.5 V/div
±20 V
1 V/div
±100 V
2 V/div
±100 V
5 V/div
±100 V
Channel 2
0.005 V/div
±2 V
0.01V/div
±5 V
0.02 V/div
±10 V
0.05 V/div
±10 V
0.1 V/div
±20 V
0.2 V/div
±20 V
0.5 V/div
±20 V
1 V/div
±100 V
2 V/div
±100 V
5 V/div
±100 V
Channel 3
0.005 V/div
±2 V
0.01V/div
±5 V
0.02 V/div
±10 V
0.05 V/div
±10 V
0.1 V/div
±20 V
0.2 V/div
±20 V
0.5 V/div
±20 V
1 V/div
±100 V
2 V/div
±100 V
5 V/div
±100 V
Channel 4
0.005 V/div
±2 V
0.01V/div
±5 V
0.02 V/div
±10 V
0.05 V/div
±10 V
0.1 V/div
±20 V
0.2 V/div
±20 V
0.5 V/div
±20 V
1 V/div
±100 V
2 V/div
±100 V
5 V/div
±100 V
Chapter 3: Testing Performance
V
V
V
DMM+
scope+
error+
V
V
V
DMM-
Scope-
erro
r-
Performance Test Record
Offset
V
V
zero-error
Accuracy
Limit (
±)
Limit (
26.4 mV
1.4 mV
64.3 mV
1.8 mV
127.6 mV
2.6 mV
130.0 mV
5.0 mV
259.0 mV
9.0 mV
267.0 mV
17.0 mV
291.0 mV
41.0 mV
1.33 V
81.0 mV
1.41 V
161 mV
1.65 V
401 mV
26.4 mV
1.4 mV
64.3 mV
1.8 mV
127.6 mV
2.6 mV
130.0 mV
5.0 mV
259.0 mV
9.0 mV
267.0 mV
17.0 mV
291.0 mV
41.0 mV
1.33 V
81.0 mV
1.41 V
161 mV
1.65 V
401 mV
26.4 mV
1.4 mV
64.3 mV
1.8 mV
127.6 mV
2.6 mV
130.0 mV
5.0 mV
259.0 mV
9.0 mV
267.0 mV
17.0 mV
291.0 mV
41.0 mV
1.33 V
81.0 mV
1.41 V
161 mV
1.65 V
401 mV
26.4 mV
1.4 mV
64.3 mV
1.8 mV
127.6 mV
2.6 mV
130.0 mV
5.0 mV
259.0 mV
9.0 mV
267.0 mV
17.0 mV
291.0 mV
41.0 mV
1.33 V
81.0 mV
1.41 V
161 mV
1.65 V
401 mV
zero-error
±
)
47