Auto Range; Hardware/Software Agc - Chroma 19020 User Manual

4.8.6 Auto Range

1. Set Auto Range to ON.
2. As Position 1 shown in the figure below setting it to high current range.
TEST – 1/2
MODE CH
01
02
03
04
05
AC
06
07
08
09
10
STANDBY
3. If the tested current can be displayed by low current range 0.6 seconds before the test
ends, the current range will change the range to low current range automatically as
Position 1 shows in the figure below.
TEST – 1/2
MODE CH
01
02
03
04
05
AC
06
07
08
09
10
TEST: 0.0s

4.8.7 Hardware/Software AGC

AGC function is used due to load effect (the output voltage changes when the Load
changes.)
ACV : H/W AGC always ON, S/W AGC default is ON but can be set to OFF.
DCV : H/W AGC always ON, S/W AGC default is ON but can be set to OFF.
IR : No H/W AGC, S/W AGC is ON but can be set to OFF.
OSC : No H/W AGC, S/W AGC is OFF.
Position 1
SOURCE LIMIT
0.500kV 10.00 mA
0.500kV 10.00 mA
0.500kV 10.00 mA
0.500kV 10.00 mA
0.500kV 10.00 mA
0.500kV 10.00 mA
0.500kV 10.00 mA
0.500kV 10.00 mA
0.500kV 10.00 mA
0.500kV 10.00 mA
REMOTE LOCK
Position 1
SOURCE LIMIT
0.500kV 0.050 mA
0.500kV 0.050 mA
0.500kV 0.050 mA
0.500kV 0.050 mA
0.500kV 0.050 mA
0.500kV 0.050 mA
0.500kV 0.050 mA
0.500kV 0.050 mA
0.500kV 0.050 mA
0.500kV 0.050 mA
REMOTE LOCK
RES. RECALL
OFFSET
GET Cs
CLEAR
SLAVE
1 2 3 4 5 6 7 8 9
CORR ERROR
RES. RECALL
OFFSET
GET Cs
SLAVE
1 2 3 4 5 6 7 8 9
CORR ERROR
Operation
4-29