Chison ECO 2 - Page 148

ECO 2 Ultrasound Diagnostic System
Page 139 / 189
NOTE 6 The depths z
pii
and z
pii,α
apply to NON-SCANNING MODES, while the depths z
sii
and z
sii,α
apply to SCANNING MODES.
Transducer Model: C3-A
Operating Mode: B+M
Index label
MI
TIS
TIB
TIC
At
surfac
e
Below
surfac
e
At
surfac
e
Below
surfac
e
Maximum index value
0.40
0.20
0.30
–
Index component value
0.14
0.20
0.25
0.30
Acoustic
Paramet
ers
p
r,α
at Z
MI
Mpa
0.66
P
mW
24.00
24.00
–
P
1x1
mW
3.45
3.45
Z
s
cm
3.06
Z
b
cm
3.54
Z
MI
cm
2.88
z
pii,α
cm
2.91
f
awf
MHz
3.56
3.55
3.59
–
Other
Informat
ion
prr
Hz
2293.
60
srr
Hz
17.92
n
pps
1
I
pa,α
at z
pii,α
W/cm
2
22.80
I
spta,α
at z
pii,α
or z
sii,α
mW/c
m
2
25.61
I
spta
at z
pii
or
z
sii
mW/c
m
2
56.14
p
r
at z
pii
Mpa
0.95
Operatin
g
Control
Condito
ns
Focus
cm
5.00
11.00
6.00
–
Power
%
100
100
100
–
NOTE 1 Only one operating condition per index.
NOTE 2 Data should be entered for “at surface” and “below surface” both in the
columns related to TIS or TIB.
NOTE 3 Information need not be provided regarding TIC for any TRANSDUCER
ASSEMBLY not intended for transcranial or neonatal cephalic uses.