Time Level Display Of A-Weighted Sound Pressure Level（L; A /L C - Kanomax 4431 Instruction Manual

Time level display of A-weighted sound pressure level (L
＜ ＜ ＜ ＜ Parameter setting ＞ ＞ ＞ ＞
The key operation is similar to the measurement of A-weighted sound pressure level (L
＜ ＜ ＜ ＜ Display ＞ ＞ ＞ ＞
Instantaneous value：
Per second display
③Time weighting key：
Fast, Slow or Imp
②Display mode key
The instantaneous level is displayed at each about 300ms from right to left.
Data hold
By pushing the [Pause] key, the blinking letter "Pause" is displayed at the center of the bar
graph, displaying the present instantaneous level. Note that the bar graph itself doesn't
pause.
＜Temporal level display＞
・By pushing the [Pause] key again, it is released.
130dB
63.5
dB
Fast
L
A
40
１ １ １ １ s s s s ０００ ０００ｈ ｈ ｈ ｈ ００ ０００ ０００
63.5 dB 63.5 dB 63.5 dB 63.5 dB
Pause
→→→
40 40 40 40
Stp Stp Stp Stp
130dB
63.5
dB
Fast
L
A
40
31
①Range
Data
００ ００ｍ ｍ ｍ ｍ ００ ００ ００ ００ ００ｓ ｓ ｓ ｓ
Pause Pause Pause Pause
130 130 130 130
A A A A Fast Fast Fast Fast
L L L L
A A A A
Pause
/L )
A C
＜Standard display＞
/L ).
A C