General Tools and Instruments DSM8921 User Manual
Page 2
INTRODUCTION
Your digital sound level meter provides
automatic or manual ranging in six
meas-urement ranges from 30 to 130dB.
The unit meets ANSI S1.4 and IEC 651
Type 2 standards, and features 0.1dB
resolution.
A background noise absorber permits
you to measure sound levels accurately
even in the presence of high background
noise.
The meter allows you to select between
fast and slow response times and A and
C weighting. A maximum hold function
is provided.
Jacks on the meter provide both AC and
DC analog output, while an RS-232
interface allows you to use an optional
cable to capture sound level data on a
PC.
1. Selecting A & C weighting.
2. Selecting the response time.
3. Freezing the maximum sound
level reading.
4. Recording the maximum and
minimum measurements.
5. Using the backgound noise
absorber.
6. Selecting Automatic and manual
ranging.
7. Automatic shut off.
8. Easy to replace battery.
FUNCTIONS: