Appearance; Functions; Battery - ADA INSTRUMENTS ZSM 330 Operating Manual

ZSM


APPEARANCE

А. Electret microphone
В. LCD screen
C. Button
D. Battery lid
Е. Sound output jack

FUNCTIONS

1. LCD screen show sound level
2. Measuring range:30~130dB; Resolution:0.1db
3. Accuracy: ±1.5db
4. A Weighting
5. Fast time weighting
6. Max/Min with backlight
7. After 20 minutes Auto power off
8. Low battery indication

BATTERY

• Please remove the batteries when clean the product.
• Remove the batteries before long term storage.
• Please install the batteries properly as the instructions of the positive and negative charges.
• Avoid high temperature.
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