Fluke ScopeMeter 190-062 - Page 74

ScopeMeter® Test Tool 190 Series II
Users Manual

Triggering on External Waveforms
(models 190-xx2)
8VHH[WHUQDOWULJJHULQJZKHQ\RXZDQWWRGLVSOD\
ZDYHIRUPVRQLQSXWV$DQG%ZKLOHWULJJHULQJRQDWKLUG
VLJQDO<RXFDQFKRRVHH[WHUQDOWULJJHULQJZLWKDXWRPDWLF
WULJJHULQJRUZLWKHGJHWULJJHULQJ
1 6XSSO\DVLJQDOWRWKHUHGDQGEODFNPP
EDQDQDMDFNLQSXWV
,QWKLVH[DPSOH\RXFRQWLQXHIURPWKH7ULJJHURQ(GJHV
H[DPSOH7RFKRRVHWKHH[WHUQDOVLJQDODVWULJJHUVRXUFH
FRQWLQXHDVIROORZV
2
TRIGGER
'LVSOD\WKHTRIGGER 2Q(GJHV
NH\ODEHOV
3
F1
6HOHFWExtH[WHUQDOHGJHWULJJHU
2EVHUYHWKDWWKHNH\ODEHOVDWWKHERWWRPRIWKHVFUHHQ
KDYHEHHQDGDSWHGWRDOORZVHOHFWLRQRIWZRGLIIHUHQW
H[WHUQDOWULJJHUOHYHOV9DQG9
4
F3
6HOHFW1.2VXQGHUWKHExt LEVEL
ODEHO
)URPWKLVSRLQWWKHWULJJHUOHYHOLVIL[HGDQGLVFRPSDWLEOH
ZLWKORJLFVLJQDOV