TB 9-6625-135-40
NOTE
If the leads are incorrectly connected, the display will show error message
Err 11 (current leads incorrectly connected) or Err 12 (voltage leads
incorrectly connected). When the error is corrected, the test can begin again
by pressing the START/STOP button.
Table 4. 25
2500
Ranges.
)
Lower Limit ( )
Upper Limit ( )
TI Range (applied
TI Reading
25
24.985
25.016
250
249.85
250.16
2500
2498.5
2501.6
b. Performance Check (0.005
2.5
Ranges)
(1) Using the Resistance Measurement System, characterize each power shunt per
Connection 1
Connection 2
XTENDER
TAP
C1
P1
SCANNER P1
P2
P2
C2
POWER SHUNT
TI
Figure 2. Test and Characterization Connection.
Table 5. 0.005
2.5 Ranges.
Range
TI Must Indicate
Extender
Shunt Measured
Rs ( )
TI Range
Applied
Ix (A)
Measured
Value ( )
Current
Within ( )
Output Tap
0.05% + 0.5 μ
5m
0.005
10
1
1000
0.05% + 3 μ
25 m
0.025
10
10
1000
0.05% + 30 μ
250 m
0.22
5
100
1000
2500 m
2.2
1
100
100
0.05% + 0.3 m
(2) Set up and run the Resistance Measurement System Bridgeworks software as
follows:
5
