Operating Instruction
ERO•SCAN
®
Screening and Diagnostic Version
operating_instructions_8106556-6_EROSCAN_e_15a
63
8106556-5 02/15
Appendix D: Configurations and Test Protocols
DPOAE Protocols
Name
# of
Freq. F2 Freq. [kHz]
L1/L2
Averagin
g Time
Pass
SNR
# Passing Freq.
for Test Pass
Screening DP 4s
4
2, 3, 4, 5
65/55 4 sec
6 dB
3
DP 2s
4
2, 3, 4, 5
65/55 2 sec
6 dB
3
Diagnostic DP
2.0-5.0
4
2, 3, 4, 5
65/55
**
4 sec**
6 dB**
3**
DP
1.5-6.0
6
1.5, 2, 3, 4, 5, 6
65/55
**
4 sec.**
6 dB**
0**
DP
1.6-8.0
12
1.6, 2, 2.5, 3.2,
3.6, 4, 4.5, 5,
5.6, 6.3, 7.1, 8
65/55
**
4 sec.**
6 dB**
0**
DP
1.5-12
12
1.5, 2, 3, 4, 5, 6,
7, 8, 9, 10, 11,
12
65/55
**
4 sec.**
6 dB**
0**
(Diagnostic version also includes DP 4s screening protocol)
TEOAE Protocols
Name
# of Freq.
Bands
Freq. center
bands [kHz]
Averaging
Time (max)
Pass SNR
# Passing Freq.
for Test Pass
Screening TE 64s
6
1.5, 2, 2.5,
3, 3.5, 4
64
4 dB
3
TE 32s
6
1.5, 2, 2.5,
3, 3.5, 4
32
4 dB
3
Diagnostic TE1.5-
4.0
6
1.5, 2, 2.5,
3, 3.5, 4
64 sec**
4 dB**
3**
TE0.7-
4.0
6
0.7, 1, 1.4,
2, 2.8, 4
64 sec.**
4 dB**
0**
(Diagnostic version also includes TE 64s screening protocol)
** Customizable fields:
L1/L2
: DP: 40 to 70 dB SPL
Average time
: DP: 0.5, 1.0, 2.0 or 4.0 sec, TE 4, 8, 16, 32 or 64 sec.
Pass SNR
: DP and TE: 3 dB to 10 dB
Passing Freq. for Test Pass : DP and TE: 1 to 12
Summary of Contents for ERO SCAN
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