5-10
IM 701510-01E
5.8
Setting the Time Axis
Turn the time axis setting knob to adjust the time axis setting. The
time axis setting value, displayed in the lower right corner of the
screen, will change accordingly.
Explanation
Time axis setting range
T/div can be set within the range of 5 ns/div to 50 s/div (in multiples of 1, 2 and 5)
The relationship between sampling mode and display mode
Sampling mode and display mode change as follows according to the T/div setting. For a
detailed description of sampling mode and display mode, refer to page 1-5 and 1-6.
• If maximum displayable record length is set to 1 K (DL1520L/DL1540L)
Time-axis setting
Sampling mode
Display mode *1
50 s to 50 ms/div
Real-time
Roll mode
20 ms to 1
µ
s/div
Real-time
Update mode
500 ns to 100 ns/div
Real-time/repetitive *2
Update mode
50 ns to 5 ns/div
Repetitive
Update mode
• If maximum displayable record length is set to 10 K or 100 K (DL1520L/DL1540L), or
when DL1520/DL1540 is used
Time-axis setting
Sampling mode
Display mode *1
50 s to 50 ms/div
Real-time
Roll mode
20 ms to 10
µ
s/div
Real-time
Update mode
5
µ
s to 100 ns/div
Real-time/repetitive *2
Update mode
50 ns to 5 ns/div
Repetitive
Update mode
• If maximum displayable record length is set to 400 K (available only if trigger mode is
“single”) (DL1520L/DL1540L)
Time-axis setting
Sampling mode
Display mode *1
50 s to 200 ms/div
Real-time
Roll mode
100 ms to 100 ns/div
Real-time
Update mode
• If maximum displayable record length is set to 1 M (available only if trigger mode is
“single” and the only displayed channel is CH1 for DL1520L.) (DL1520L/DL1540L)
Time-axis setting
Sampling mode
Display mode *1
50 s to 500 ms/div
Real-time
Roll mode
200 ms to 100 ns/div
Real-time
Update mode
• If maximum displayable record length is set to 2 M (available if trigger mode is “single”
and display channel is 1 or 2) (DL1540L)
Time-axis setting
Sampling mode
Display mode *1
50 s to 1 s/div
Real-time
Roll mode
500 ms to 100 ns/div
Real-time
Update mode
*1 Indicates the display mode which is in effect when the trigger mode is auto mode or auto level
mode and hysterisis is set off. For a description of how to set the trigger mode, refer to 6.8
“Setting the Trigger Mode” (page 6-12).
*2 Either real-time or repetitive mode is possible. For a description of how to switch modes, refer
to 7.1 “Selecting Acquisition Mode, Sampling Mode and Record Length” (page 7-1).
Keys and Procedure
Time axis setting knob