KERN & SOHN SU 130 - Manual

Sauter GmbH
Ziegelei 1
D-72336 Balingen
E-Mail: [email protected] Tel: +49-[0]7433- 9933-199
Fax: +49-[0]7433-9933-149
Internet: www.kern-sohn.com
Instruction Manual
SU
SU-BA-e-1311 1
DIGITAL SOUND LEVEL METER
Thank you for buying a SAUTER sound level Meter. We
hope you are pleased with your high quality instrument and
its big functional range. Although this Sound Meter is a
complex and advanced instrument, its ruggedness will
allow many years of use if you will care for an appropriate
operating technique and maintenance. Please read the
following operating instructions carefully and always keep
this manual within easy reach.
If there are any queries, wishes or helpful suggestions, do
not hesitate to call our service number.
Table of contents
1. Features
2. Specifications
3. Front panel description
4. Measuring procedure
5. Storing and recalling readings
6. How to set the “Leq” Time
7. How to set the alarm value
8. How to set the time of Auto Power off
9. Calibration
10. Considerations
11. Battery replacement
12. Takeover of data memory into software
13. Declaration of Conformity
1. Features
* Widely used to test the sound level of the environment,
machinery, vehicle, ships and other noise
* Multi functional: it offers 4 measurement parameters:
Lp (sound level), Lmax (maximum sound level),
Leq (equivalent continuous A sound level) and
Ln (percentage of all readings over alarm value set).
* With alarm set and alarm output
* This instrument permits choice of “A”, “C” or “Flat”
Weighting and “Slow” / “Fast” response times
* DC output: 0 up to 1.3V 10mV / dB
* Auto range selection and digital display with no reading
Errors
* Manual or automatic shut down. The tester can be
switched off by pressing the power key at any time.
On the other hand, the tester can be set to “Auto Power
Off” between 1 to 9 minutes or disable Auto Power Off.
* The instrument can memorize 30 measurement
results and measuring conditions for later use or down-
load to PC
* Can communicate with PC computer for statistics,
printing and analysing by the optional cable and the
software for RS 232C interface.
2. Specifications
Display: 14mm (0.5”) LCD with backlight
Parameters measured: Lp, Lmax, Leq, Ln
Measurement range: Lp: 30~130dB (A)
35~130dB (C)
35~130dB (F)
Leq: 30~130dB (10 s, 1 min, 5 min,
10 min, 15 min, 30 min, 1 h,
8 h, 24 h)
Ln: 0-100%
Resolution: 0.1dB
Accuracy: ± 1dB
Frequency weighting: “A”, “C”, “F” (Flat)
Time weighting: Fast (125ms)
Slow (1 second)
Microphone: ½ inch electret condenser type
Memory: 30 values with measuring conditions
Inbuilt calibration signal: 94dB at 1kHz (sinusoidal)
Frequency range: 20 to 12,500 Hz
Alarm value set: 30-130 dB
Alarm output: LED and optional relay contact (NC)
PC interface: RS 232C
Low battery indication
Power supply: 4 x 1.5V AAA (UM-4 battery)
External DC power supply: 6V DC, 100mA
Dimensions: 236 x 63 x 26 mm (9.3 x 2.5 x 1.0 inch)
Weight: 170 g (including batteries)
Standard equipment: Main unit
Carrying case
Instruction Manual
Foam cover