Keithley 2750 User Manual page 253

8-10 Triggering
1.
2.
Figure 8-8
Operation model for triggering example
2
A.
B.
Press EX TRIG to place the Model 2750 in the external trigger mode.
Press STEP on the Model 7002 to take it out of idle and start the scan. The scan-
ner's output pulse triggers the Model 2750 to take a reading, store it, and send a
trigger pulse. The following explanation on operation is referenced to the operation
model shown in Figure
Model 7002
Press STEP to start scan
Idle
B
Bypass
Wait for
Trigger Link
Trigger
Scan
C
Channel
Trigger
Output
D
Trigger
No Scanned
400
Channels
?
Yes
Pressing EX TRIG on the Model 2750 places it at point A in the flowchart, where it
is waiting for an external trigger.
Pressing STEP on the Model 7002 takes it out of the idle state and places operation
at point B in the flow chart.
Model 2750 Multimeter/Switch System User's Manual
8-8.
Trigger
Model 2750
1
Press EX TRIG
A
Wait for
Trigger Link
Trigger
E
Make
Measurement
Output
F
Trigger