Youkey Q7 - Page 45

45
Table 1 Image performance Indexes
Mode
Order
number
Project
Probe model
C5-2Fs
C5-2Ks
L11-4Ks
L11-4Gs
C8-5Ks
B/M
A
Probe nominal
frequency (MHz)
3.5
3.5
7.5
7.5
6.5
B
Deviation
between acoustic
working
frequency and
nominal
frequency(%)
±15
±15
±15
±15
±15
C
Maximum
detection
depth(mm)
≥180
≥170
≥60
≥60
≥60
D
lateral resolution
(mm)
≤2(depth≤80)
≤3(80＜depth
≤130)
≤2(depth≤80)
≤3(80＜depth
≤130)
≤2
(depth≤50)
≤1
(depth≤50)
≤2
(depth≤50)
E
Azimuthal
resolution (mm)
≤1(depth≤80)
≤2(80＜depth
≤130)
≤1(depth≤80)
≤2(80＜depth
≤130)
≤1
(depth≤60)
≤1
(depth≤60)
≤1
(depth≤60)
F
Fade zone(mm)
≤3
≤3
≤3
≤3
≤3
G
Slice
thickness(mm)
≤8
≤8
≤8
≤8
≤8
H
Transverse
geometric
position
precision(%)
≤10
≤10
≤5
≤10
≤10
I
Longitudinal
geometric
position
precision(%)
≤10
≤10
≤5
≤5
≤5
J
Perimeter and
area
measurement
deviation(%)
±15
±15
±15
±15
±15
K
M mode time
display
deviation(%)
≤10
≤10
≤10
≤10
≤10
Color
L
Service
frequency
（MHz）
2.0
3.5
2.5
3.5
5.0
6.0
6.0
7.5
6.0
6.5