PORTABLE NOISE DOSIMETER
Type : DC112 (CESVA INSTRUMENTS)
Spesifikasi :
1. NOISE DOSIMETER | |||
▪ | Range | : | 50 to 140dB |
▪ | Octave Band | : | 63 to 8 kHz |
▪ | Function | : | Lex8h, E, DOSE, LAT, Lct, LCpeak, Lc, t, |
: | LEX8H P, Ep, DOSEp, tp, Lt_f, LAt, LAT, LCT, | ||
: | LT_F, LCpeak | ||
▪ | Weighting | : | A and C |
▪ | Memory | : | 64 Mbytes |
▪ | Microphone | : | Prepolarised condenser, 1m cable length |
▪ | Battery | : | One 9V battery type 6LR61 |
▪ | Size/weight | : | 144x82x23mm / 361g |
2. SOUND CALIBRATOR | |||
Frequency | : | 1 kHz ±1% | |
SPL | : | 94dB | |
Standard | : | IEC60942:2003 Class2: EN60942:2005 Class 2 | |
: | CE mark | ||
Distortion | : | <2% | |
Battery | : | 9V type 6LF22 | |
Size / Weight | : | 48mm x 135mm / 185g |