Calibration - Keithley SourceMeter 3A 2420 Service Manual

2-16

Calibration

Table 2-6
Recommended :CALibration:PROTected:SENse parameter ranges
Sense
range
0.2V
2V
20V
60V
10µA
100µA
1mA
10mA
100mA
1A
3A
Note: Parameter steps for each range may be performed in any order, but all three parameter steps for each
range must be completed. For optimum calibration, use parameters within recommended limits.
Table 2-7
Recommended :CALibration:PROTected:SOURce parameter ranges
Source range
0.2V
2V
20V
60V
10µA
100µA
1mA
10mA
100mA
1A
3A
Note: Parameter steps for each range may be performed in any order, but all four parameter steps for each range
must be completed. For optimum calibration, use parameters within recommended limits.
First parameter
(zero)
-0.002 to +0.002
-0.02 to +0.02
-0.2 to +0.2
-0.5 to +0.5
-1E-7 to +1E-7
-1E-6 to +1E-6
-1E-5 to +1E-5
-1E-4 to +1E-4
-1E-3 to +1E-3
-1E-2 to +1E-2
-3E-2 to +3E-2
Second parameter Second parameter
(negative full scale) (negative zero)
-0.18 to -0.22 -0.002 to +0.002
-1.8 to -2.2 -0.02 to +0.02
-18 to -22 -0.2 to +0.2
-50 to -65 -0.5 to +0.5
-9E-6 to -11E-6 -1E-7 to +1E-7
-90E-6 to -110E-6 -1E-6 to +1E-6
-0.9E-3 to -1.1E-3 -1E-5 to +1E-5
-9E-3 to -1E-3 -1E-4 to +1E-4
-90E-3 to -110E-3 -1E-3 to +1E-3
-0.9 to -1.1 -1E-2 to +1E-2
-2.7 to -3.15 -3E-2 to +3E-2
Second parameter
(negative full scale)
-0.18 to -0.22
-1.8 to -2.2
-18 to -22
-50 to -65
-9E-6 to -11E-6
-90E-6 to -110E-6
-0.9E-3 to -1.1E-3
-9E-3 to -11E-3
-90E-3 to -110E-3
-0.9 to -1.1
-2.7 to -3.15
Third parameter
(positive full scale)
+0.18 to +0.22
+1.8 to +2.2
+18 to +22
+50 to +65
+9E-6 to +11E-6
+90E-6 to +110E-6
+0.9E-3 to +1.1E-3
+9E-3 to +11E-3
+90E-3 to +110E-3
+0.9 to +1.1
+2.7 to +3.15
Third parameter
(positive full scale)
+0.18 to +0.22
+1.8 to +2.2
+18 to +22
+50 to +65
+9E-6 to +11E-6
+90E-6 to +110E-6
+0.9E-3 to +1.1E-3
+9E-3 to +11E-3
+90E-3 to +110E-3
+0.9 to +1.1
+2.7 to +3.15
Fourth
parameter
(positive zero)
-0.002 to +0.002
-0.02 to +0.02
-0.2 to +0.2
-0.5 to +0.5
-1E-7 to +1E-7
-1E-6 to +1E-6
-1E-5 to +1E-5
-1E-4 to +1E-4
-1E-3 to +1E-3
-1E-2 to +1E-2
-3E-2 to +3E-2