YOKOGAWA SL1000, Руководство пользователя, Страница: 81 / 107

5-2
IM 720120-01E
5.2 Connecting the External Trigger Input Terminal
(TRIG IN)
CAUTION
Only input signals that meet the specifications below. Otherwise, undesirable signal
such as excessive voltage may damage the SL1000.
French
ATTENTION
Appliquer uniquement des signaux respectant les spécifications ci-dessous. Les
signaux ne respectant pas les spécifications risquent d’endommager SL1000, à
cause de facteurs tels que la surtension.
External Trigger Input Terminal
Use this terminal to use an external signal for the trigger source.
TRIG IN
Item Specifications
Connector type BNC
Input level TTL level (0 to 5 V)
Minimum pulse width 100 ns
Valid edge Rising edge or falling edge
Trigger delay Within (100 ns + 1 sample period)
Circuit Diagram and Timing Chart of the External Trigger Input
VHC14 or equivalent
100 Ω
+5 V
4.7 k Ω
100 pF
TRIG IN
Trigger delay
TRIG IN
(when set to )
Internal trigger
Minimum pulse width