Ada ZSM 130+ [11/34] Zsm 130

ZSM 130+

MEASUREMENT FOUNDATION

Calibration

Using a standard Acoustic Calibrator (94dB, 1kHz Sine wave)

1. Make the following buttons and function switch settings.

Display: dB, A, Lo, F

Function: A-Weighting

Response Time: FAST

Level range: 35 to 100dB

Measurement mode: MAX Hold and Data Hold Mode function disable.

2. Insert the microphone housing carefully into the insertion hole of the calibrator.

3. Turn on the switch of calibrator (94dB @ 1kHz) and adjust the CAL potentiometer of the unit. The level display will

indicate the desired level.

Our products are all well calibrated before shipment.

Recommended Recalibration cycle: 1 year.

Measurement Preparation

1. Battery loading

Remove the battery cover on the back and put in one 9V Battery.

2. Battery Replacement

When the battery voltage drops below the operating voltage, mark “BAT” appears. If it appears, battery should

be replaced with new one.