ǰ
testo 815/816 Ȯ testo 816 ϰ
ǰ
ִ / ּҰ ۵ ڵȯ Data logger recorder DC10mV/dB recorder amplifier AC ƴŸ ڵȯ ÷
о
ȯ Ŵ ȯ ÷Ʈ Health and Safety at Work Act ؼ 繫 , ,
< ִ dB >
- ϱ 20dB
- dz 30~40dB,
- Ϲ ȭ 60dB,
- ӵγ ΰ 70dB,
- Ϳ ָ ֱ ϴ Ҹ ũ 85dB
- ۾ ִ ũ 90dB
- ƮŬ 115dB
- ڵ Ⱑ 110dB
- 120dB ̻ Ǹ鼭 Ϳ
- Ʈ⳪ 140dB
|
testo 815 |
testo 816 |
|
+32...+130 dB(A) |
+30...+130 dB(A) |
Ȯ 1digit |
Class 2 |
Class 2 |
1.0 dB |
1.0 dB |
ش |
0.1 dB |
0.1 dB |
۵µ |
+0 ~ +40 |
+0 ~ +40 |
µ |
-10 ~ +60 |
-10 ~ +60 |
嵥 Ÿ |
9V block battery |
9V block battery |
|
70ð |
50ð |
ũ |
255X55X43 mm |
309X68X50 mm |
з |
195g |
315g |
|
2 |
2 |
|
sound level calibrator |
|
|
|
|
Ȯ 1digit |
0.5 dB in accordance with |
|
Class 2 to IEC 60942 |
|
嵥 Ÿ |
9V block battery |
|
|
40ð |
|
sound pressure level |
94dB / 114 dB , switchable |
|
frequency |
1000 Hz |
|
Ÿ 1/2, 1 inch ũ ȣȯ. | |