Keithley 2700, User Manual, Page: 259 / 500

8-8 Triggering Model 2700 Multimeter/Switch System User’s Manual
Figure 8-3
TRIG LINK pinout
External trigger
The EXT TRIG input requires a falling-edge, TTL-compatible pulse with the
specifications shown in
Figure 8-4 . In general, external triggers can be used to control
measure operations. For the Model 2700 to respond to external triggers, the trigger model
must be configured for it.
Figure 8-4
Trigger link input pulse specifications (EXT TRIG)
TRIG LINK
Pinout
1 2
3 4 5
6
7
8
Pin 2
External
Trigger
Input
Pin 1
Voltmeter
Complete
Output
Pin Number
1
2
3
4
5
6
7
8
Description
Voltmeter Complete Output
External Trigger Input
No Connection
No Connection
No Connection
No Connection
Signal Ground
Signal Ground
Triggers on
Leading Edge
TTL High
(2V-5V)
TTL Low
(
≤
0.8V)
2
μ
s
Minimum