Svantek SV 971A, Руководство пользователя

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SV 971A User Manual
– Appendixes
187
Table B.1.9. Wave-file recording parameters
Word
number
Name Comment
0 0xnn2D
[2D, nn=block’s length]
1 TriggerMode
trigger mode:
0 - Off ,
1 - recording whole measurement
2 - recording on trigger Slope+
3 - recording on trigger Slope
–
4 - recording on trigger Level+
5 - recording on trigger Level
–
6 - recording on trigger G
7 - recording on trigger Manual
2 TriggerSource
source of the triggering signal:
0 - Leq(1) the Leq result from the first profile
3 TriggerLevel
level of triggering:
24 ÷ 136 dB (*10)
4 TriggerGrad
gradient of triggering:
1 dB/ms ÷ 100 dB/ms (*10)
5 TriggerPre pretrigger time given in 10ms
6 TriggerPost reserved
7 TriggerSampling
sampling frequency given in 10Hz
8 TriggerRecTime
recording time of single data block:
0 - recording to the end of measurement
1..28800 (sec)
9 TriggerStep
trigger period given in 0.1 ms. If zero Step is equal to logger time-
step (cf. Tab. B.1.15)
10 TriggerFilter
filter type:
1 - Z ,
2 - A ,
3 - C
5 - B
11 BitsPerSample bits/sample: 16
12 Range full scale signal range in 0.01dB
13 Gain signal gain in dB
14 LengthLimit wave file length limit in minutes
…
Table B.1.10. Special settings for profiles
Word
number
Name Comment
0 0xnn05
[05, nn=block’s length]
1 0x0307
[used_profile,
profile’s mask]
2 0xmm06
[06, mm=sub-
block’s length]