TESTO 816-1 User manual

testo 816-1 Sound Level Meter
Instruction Manual

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1 Contents
3
1Contents
1Contents ...................................................................................................3
2Safety and the environment....................................................................5
2.1. About this document........................................................................5
2.2. Safety ..............................................................................................5
2.3. Protecting the environment..............................................................6
3Specifications ..........................................................................................7
3.1. Use ..................................................................................................7
3.2. Technical data .................................................................................7
4Product description...............................................................................12
5Using the product ..................................................................................16
5.1. Commissioning ..............................................................................16
5.2. Switching on / off ...........................................................................16
5.3. Setting the date / time....................................................................16
5.4. Showing / hiding the date / time.....................................................17
5.5. Switching the display illumination on / off ......................................17
5.6. Changing the frequency weighting ................................................17
5.7. Changing the time weighting .........................................................17
5.8. Measuring......................................................................................18
5.9. Using the min / max hold function..................................................19
5.10. Using individual value storage .......................................................20
5.11. Using measurement series storage ...............................................20
5.12. Using AC / DC signal output ..........................................................21
5.13. Using PC interface.........................................................................22
6Maintaining the product ........................................................................22
6.1. Cleaning the instrument.................................................................22
6.2. Changing batteries ........................................................................22
6.3. Calibrating / adjusting the instrument ............................................22
7testo 816-1 software ..............................................................................23
7.1. System requirements.....................................................................23
7.2. Installing the drivers / software ......................................................23
7.3. Connecting the instrument to the PC.............................................23
7.4. Starting the software......................................................................24
7.5. User interface ................................................................................24
7.5.1. Main menu.....................................................................................................24

1 Contents
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7.6. Real Time...................................................................................... 26
7.7. Data Logger .................................................................................. 28
8Tips and assistance .............................................................................. 29
8.1. Questions and answers ................................................................ 29
8.2. Accessories and spare parts......................................................... 30

2 Safety and the environment
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2Safety and the environment
2.1. About this document
Use
> Please read this documentation through carefully and
familiarise yourself with the product before putting it to use. Pay
particular attention to the safety instructions and warning advice
in order to prevent injuries and damage to the product.
> Keep this document to hand so that you can refer to it when
necessary.
> Hand this documentation on to any subsequent users of the
product.
Warnings
Always pay attention to any information denoted by the following
warnings, indicated with warning pictograms. Implement the
precautionary measures specified!
Display Explanation
WARNING Indicates possible serious injury
CAUTION Indicates possible minor injury
ATTENTION Indicates circumstances which may result in
damage to the product
2.2. Safety
> Only use the product properly, for the purpose it is intended for
and within the parameters specified in the technical data. Do
not apply any force.
> Do not store the product together with solvents. Do not use any
desiccants.
> Only perform maintenance and repair work on this instrument
that is described in the documentation. Follow the prescribed
steps exactly. Use only original spare parts from Testo.
> Protect the instrument from rain and humidity. Make sure that
no fluids get into the microphone.

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2.3. Protecting the environment
> Dispose of faulty rechargeable batteries / spent batteries in
accordance with the valid legal specifications.
> At the end of its useful life, send the product to the separate
collection for electric and electronic devices (observe local
regulations) or return the product to Testo for disposal.

3 Specifications
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3Specifications
3.1. Use
The testo 816-1 is a sound level meter with a measuring range of
30 to 130 dB, two time weightings, two frequency weightings,
minimum / maximum value function, individual value storage and
measurement series storage.
Measurement configurations and results are shown on the LCD
display. Measurement data can be stored in the instrument or
transferred to a Windows® PC via a PC interface.
Using the calibrator (accessory item), the meter can be adjusted
with the enclosed adjustment screwdriver.
The instrument fulfils the requirements of IEC 61672-1 Class 2.
3.2. Technical data
Feature Values
Microphone ½-inch electret condenser measurement
microphone 2.2 kohms input impedance
Frequency range 20 Hz to 8 kHz
Measuring range 30 to 130 dB
Noise level < 30 dB
Frequency weighting A / C
Time weighting FAST (125 mS), SLOW (1 s)
Accuracy ±1.4 dB (under reference conditions
@ 94 dB, 1 kHz )
Dynamic range 100 dB
Measurement data
memory
Individual value memory: 99 data records
Measurement series memory: 31,000 data
records
Digital display Resolution 0.1 dB, display refresh 0.5 s
Bar graph display 50 segments, resolution 2 dB, display
refresh 50 mS
AC output 1 Vrms at full deflection
DC output 10 mV / dB

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Feature Values
Voltage supply 4 x IEC LR6P (AA) batteries
Battery life approx. 30 h (alkaline batteries)
Power consumption approx. 0.3 W
Mains connection 9 V DC (8-10 V DC max)
Operating
temperature
0 to 40 °C
Operating humidity 10 to 90 % RH
Operating / storage
height
max. 2000m above sea level
Storage temperature -10 to 60 °C
Storage humidity 10 to 75 % RH
Dimensions
(L x W x H)
272 × 83 × 42 mm
Weight 390 g (including batteries)
Laws, guidelines,
standards
IEC 61672-1 Class 2, ANSI S 1.4 Type 2
ISO 9001:2008
Warranty 2 years
Warranty terms:
see www.testo.com / warranty

3 Specifications
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Directional characteristics of the microphone
Directional characteristics of the sound level meter

3 Specifications
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Effect of the windscreen
Frequency weighting
Frequency [Hz] dBA(dB) dBC(dB) Error limits (dB)
20 -50.5 -6.2 ±3.5
31.5 -39.4 -3.0 ±3.5
63 -26.2 -0.8 ±2,5
125 -16.1 -0.2 ±2,0
250 -8.6 0.0 ±1,9
500 -3.2 0.0 ±1,9
1000 0.0 0.0 ±1,4
2000 1.2 -0.2 ±2,6
4000 1.0 -0.8 ±3,6
8000 -1.1 -3.0 ±5,6
Frequency weighting characteristics