Youkey Q7 Instructions For Use Manual page 47

Table 2 Image performance Indexes
Order
Mode
number
Probe nominal
A
frequency (MHz)
Deviation between
acoustic working
B frequency and
nominal
frequency(%)
Maximum detection
C
depth(mm)
lateral
D
(mm)
Azimuthal
E
resolution (mm)
F Fade zone(mm)
B/M
Slice
G
thickness(mm)
Transverse
H geometric position
precision(%)
Longitudinal
I geometric position
precision(%)
Perimeter and area
J measurement
deviation(%)
M mode time
K display
deviation(%)
Service frequency
L
（MHz）
Depth of
M
investigation (mm)
Relationship
between color
Color
blood flow image
N
and gray-scale
image of the pipe in
which it is located
Blood flow
O direction
requirement
Project
resolution
6.0
It can be correctly identified and
there is no aliasing.
Probe model
E10-4Ks
6.5
±15
≥60
≤2
(depth≤50)
≤1
(depth≤60)
≤3
≤8
≤10
≤5
±15
≤10
6.5
≥40
coincide
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