Calibration Procedures
1
Performance Verification Tests
U1450 Series/U1461A Service Guide
25
5
Earth-Bond
Resistance
Turn the
rotary switch to the
position.
60
Ω
60
Ω
±0.93
Ω
±0.63
Ω
600
Ω
600
Ω
±9.3
Ω
±6.3
Ω
6 k
Ω
6 k
Ω
±0.093 k
Ω
±0.063 k
Ω
60 k
Ω
60 k
Ω
±0.93 k
Ω
±0.63 k
Ω
6
Frequency Sensitivity
While the rotary switch is in
the
position, press
.
199.9 Hz
199.9 Hz, 1 V
±0.5 Hz
±0.5 Hz
Table 1-2
Performance verification tests (U1452A/U1452AT/U1451A) (continued)
Step
Test function
Range
5520A/5522A
output
Error from nominal 1 year
U1451A
U1452AT/U1452A
Step
Test function
Range
M191 output
Error from nominal 1 year
U1451A
U1452AT
U1452A
7
Insulation
Resistance
Turn the
rotary switch to the
appropriate
position.
50 V, 6 M
Ω
6 M
Ω
-
±0.125 M
Ω
±0.125 M
Ω
50 V, 60 M
Ω
60 M
Ω
-
±1.26 M
Ω
±1.26 M
Ω
50 V, 600 M
Ω
600 M
Ω
-
±19.1 M
Ω
±19.1 M
Ω
50 V, 6 G
Ω
6 G
Ω
-
±0.839 G
Ω
±0.839 G
Ω
50 V, 60 G
Ω
30 G
Ω
-
±18.62 G
Ω
±18.62 G
Ω
100 V, 6 M
Ω
6 M
Ω
-
±0.125 M
Ω
±0.125 M
Ω
100 V, 60 M
Ω
60 M
Ω
-
±1.25 M
Ω
±1.25 M
Ω
100 V, 600 M
Ω
600 M
Ω
-
±15.5 M
Ω
±15.5 M
Ω
100 V, 6 G
Ω
6 G
Ω
-
±0.479 G
Ω
±0.479 G
Ω
100 V, 60 G
Ω
30 G
Ω
-
±9.62 G
Ω
±9.62 G
Ω
Содержание U1450 Series
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