Fluke ScopeMeter 190-202 - Page 201

 Performance Verification

Scope Input A, B, C, D Tests 
  
 6HOHFWWKH7HVW7RROVHWXS
D 5HVHWWKH7HVW7RRO
E 8VH
mV
RANGE
DQG
V
RANGE
WRVHOHFWPDQXDOYHUWLFDOUDQJLQJDQGVHWWKH,QSXW$
VHQVLWLYLW\UDQJHWR9GLYSUREHRUP9GLYSUREH$IDFWRULV

F 8VH
TIMEsns
WRFKDQJHWKHWLPHEDVHWRVHOHFWPDQXDOWLPHEDVH
UDQJLQJDQGORFNWKHWLPHEDVHRQPVGLY
G 8VH
MOVE
WRPRYHWKHWUDFHWRWKHOHIW2QFHWKHWULJJHUSRLQWLV
VKLIWHGDFURVVWKHOHIWKDQGERUGHURIWKHGLVSOD\JRLQJRIIGLVSOD\WKH
WULJJHUGHOD\WLPHZLWKUHVSHFWWRWKHILUVWYHUWLFDOJULGOLQHZLOOEHLQGLFDWHG
LQWKHORZHUULJKWRIWKHGLVSOD\VHH)LJXUH
$GMXVWWKHWULJJHUGHOD\WLPHWRPV
A
m
| 8.00 ms
H 8VH
TIMEsns
WRVHWWKHWLPHEDVHRQMVGLY
 8VH
MOVE
WRPRYHWKHWUDFHWRWKHULJKWXQWLOWKHLQGLFDWHGWULJJHUGHOD\
LVPV
 ([DPLQHWKHULVLQJHGJHRIWKHWLPHPDUNHUSXOVHDWWKHKHLJKWRIWKHWULJJHU
OHYHOLQGLFDWRUWRS9HULI\WKDWWKHULVLQJHGJHLVDWWKHFHQWHUJULGOLQH7KH
DOORZHGGHYLDWLRQLVpSL[HOVVHH)LJXUH
FWEEPS
Figure 4-7. Time Base Verification
Input A Trigger Sensitivity Test
3URFHHGDVIROORZVWRWHVWWKH,QSXW$WULJJHUVHQVLWLYLW\
 &RQQHFWWKH7HVW7RROWRWKH$DVVKRZQLQ)LJXUH
 5HVHWWKH7HVW7RROWRVHOHFWWKH7HVW7RROVHWXS
 8VH
mV
RANGE
DQG
V
RANGE
WRFKDQJHWKHVHQVLWLYLW\UDQJHWRVHOHFWPDQXDO
VHQVLWLYLW\UDQJLQJDQGORFNWKH,QSXW$VHQVLWLYLW\UDQJHRQ9GLY
 8VH
TIMEsns
WRVHOHFWWKHWLPHEDVHLQGLFDWHGXQGHUWKHVHFRQGFROXPQRI
7DEOH