Fluke 2625A - Manual (Page 121)

Additional Considerations
Advanced Trigger Mechanisms
5
5-5
LOW
HIGH
7.0V
2.0V
0.8V
–0.6V
0
VALID EXTERNAL
TRIGGERS
SCAN
TIME
SCAN
HIGH
≥
100 mS
FALLING
EDGE
HELD 5
µ
S
IGNORED
(SCAN IN
PROGRESS)
+ – 0 1 2 3 TR 0 1 2 3 4 5 6 7
Σ
9-16 V
DC PWR
! +30V
ALARM OUTPUTS DIGITAL I/O
+ – 0 1 2 3 TR
oo15f.eps
Figure 5-1. External Trigger Timing