6240B DC Voltage Current Source/Monitor Operation Manual
A-9
2. Data read time
3. Data read time from sweep start
Indicates the time from executing 100-step or 1000-step sweep to completing the data output from
the memory to GPIB with RN1 or RDT? command, and the collective read-out time.
Conditions: Source range; fixed
Measurement range; fixed, Trigger mode; internal trigger, 
Number of measurement digits; 5
1
/
2
 digits, Integration time; 100 s
Measurement delay; 0.1 ms, Hold time; 1 ms, Source delay; 30 s, Pulse width; 1 ms
Header; OFF, Block delimiter; EOI (DL2)
Item
Number 
of data
GPIB 
execution 
time
USB 
execution 
time
Source value data read by query 1 3 ms 18 ms
Measurement buffer memory read after 
RN1 command
Condition: Number of measurement digits; 
5
1
/
2
 digits, Header; OFF, Block delimiter; 
EOI (DL2)
1 3 ms 20 ms
100 130 ms 1.31 s
1000 1.3 s 12.5 s
Measurement buffer memory read after 
RDT? command (collective read out)
Condition: Number of measurement digits; 
5
1
/
2
 digits, Header; OFF, Block delimiter; 
EOI (DL2)
13 ms
100 66 ms
1000 619 ms
Number 
of steps
Memory mode Period
Read out by 
RN1 command
Read out by 
RDT? command
100
Normal 10 ms 1126 ms 1072 ms
Burst 2 ms 367 ms 315 ms
1000
Normal 10 ms 11.3 s 10.6 s
Burst 2 ms 3.6 s 2.9 s