Your purchase of this SOUND LEVEL METER with SD CARD DATA RECORDER marks a step forward for you into the field of precision measurement. Although this METER is a complex and delicate instrument, its durable structure will allow many years of use if proper operating techniques are developed. Please read the following instructions carefully and always keep this manual within easy reach.
Calibrator B & K (Bruel & kjaer), MULTIFUNCTION ACOUSTIC CALIBRATOR 4226. Datalogger Sampling Time Setting Auto: 1 second to 3600 seconds range @ Sampling time can set to 1 second, but memory data may loss. Manual: Push the data logger button once will save data one time. @ Set the sampling time to 0 second.
Page 5
During execute the Datalogger function, if press the «Logger Button» (3-8, Fig. 1) once will pause the Datalogger function (stop to save the measuring data into the memory circuit temporally). In the same time the text of «REC» will stop flashing. Remark: If press the «Logger Button»...
EXCEL graphic screen ( for example ) 7. ADVANCED SETTING Under do not execute the Datalogger function, press the «SET Button» (3-7, Fig. 1) continuously at least two seconds will enter the «Advanced Setting» mode. Then press the «Next Button» (3-3, Fig. 1) once a while in sequence to select the six main function, the lower display will show: dAtE..Set clock time ( Year/Month/Date, Hour/Minute/Second) dEC..Set SD card Decimal character...
2) If select the upper to «yES», press the «Enter Button» (3-4, Fig. 1) once again, the Display will show text «yES Ent» to confirm again, if make sure to do the SD memory card format, then press «Enter Button» once will format the SD memory clear all the existing data that already saving into the SD card.
12. FREQUENCY WEIGHTING CHARACTERISTICS OF A & C NETWORKS Frequency, Hz A Weighting Charac., dB C Weighting Charac., dB Tolerance (IEC 61672 class 2), dB 31.5 -39.4 ± 3.5 -26.2 -0.8 ± 2.5 -16.1 -0.2 ± 2.0 -8.6 ± 1.9 -3.2 ±...