Adjustment : Ac Current Accuracy - Tektronix DM2510 Service Procedure

E
5.
a.
b .
C.
d.
DM2510 / DM2510G
Page 15 of 17
DM2510G / DM2510
Input LOW to mA
Display reading
after Calibration (±
1 LS digit)
range
Table 6 .
DC Current
Calibration Settings
200 μA DC
2 mA DC
20 mA DC
200 mA DC
2000 mA DC
10 A DC
200 µA DC
2 mA DC
20 mA DC
200 mA DC
2000 mA DC
10 A DC
200 μA DC
2 mA DC
20 mA DC
200 mA DC
2000 mA DC
10 A DC
Open
Open
Open
Open
Open
Open
+190.000 μα
+1.90000 mA
+19.0000 mA
+190.000 mA
+1900.00 mA
+10.0000
A
Adjustment : AC Current
Accuracy
Before calibrating AC current ,
R121 adjustment needs to be
correct ( see
AC voltage calibration ) .
Connect the AC current
calibrator to the LOW and mA
jacks .
Set the DMM in the
AC , 200mA range .
Set the calibrator to
10.000mA AC @ 300Hz .
M
- 190.000 μα
- 1.90000 mA
- 19.0000 mA
- 190.000 mA
- 1900.00 mA
- 10.0000
A
0.00 με
.0000 mA
0.000 mA
0.00 mA
0.0 mA
0.000
A
+190.000 με
+1.90000 mA
+19.0000 mA
+190.000 mA
+1900.00 mA
+10.0000
A
Adjustment Procedure
May 6 , 1994
- 190.000 μα
- 1.90000 mA
- 19.0000 mA
- 190.000 mA
- 1900.00 mA
- 10.0000
A
Press the DOWN and UP
of Autoranging
keys simultaneously.
The DMM will then
store this measurement in
RAM memory and
show " 190. ? " on the
display.
Revision A
1