EJB 8925 SOUND LEVEL METER Digital sound level meter gives possibilities to measure level of noise with indication of digital display with analog graph. Auto/Manual ranging gives wide possibilities for indication and data updating. Range A weighting : 40dB-130dB Range C weighting : 45dB-130dB Accuracy at 94 dB,1KHz : 2dB Analog Output : AC 0.707Vrms (F/ S) Operation Temperature : 0-50°C, 10-90%RH Storage Temperature : -20 — +60°C Quasi-A nalog Bar indicator : 1dB display step, 30dB display range, updated every 50ms Hold : Max./ Min. Record : Maximum Hold Microphone : 10mm Dia. electric condenser microphone Battery life : 30 hours typical (9V) Meter size : 57 x 230 x 44mm (8925) Main functions Digital display of sound level. Measurement frequency ranging 300 Hz to 8000 Hz. A & C weighting selectable. Quasi-Analog bar indicator : 1 dB display steps, 50dB display range, updated every 40ms. Auto or Manual ranging selectable. Fast & Slow response selectable. Maximum hold. Record Max./ Min. Microphone : 6mm (Dia.) electric condenser type. Large 3-1/2 digit LCD display. Auto power off : 20 min after non-operation. Low battery indicator. Monitor the sound levels from traffic noise, alarm systems and workplace machinery.
Технические характеристики
CharacteristicsOther characteristicsdigitalNoise level
Min.: 40 dB
Max.: 130 dB
