TESTO 308 Instruction Manual
testo 308 · Smoke tester
Instruction manual
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1 Contents
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1 Contents
1 Contents .............................................................................................3
2 Safety and the environment ..............................................................5
2.1. About this document ..................................................................5
2.2. Ensure safety.............................................................................6
2.3. Protecting the environment ........................................................7
3 Specifications.....................................................................................8
3.1. Use .........................................................................................8
3.2. Technical data............................................................................8
4 Product description .........................................................................10
5 First steps.........................................................................................12
5.1. Charging the battery ................................................................12
5.2. Connecting the mains unit .......................................................13
5.3. Switching the instrument on/off................................................13
6 Using the product ............................................................................15
6.1. Performing the leakage test .....................................................15
6.2. Performing settings ..................................................................15
6.3. Measuring ................................................................................16
6.4. Printing the measurement results ............................................18
6.5. Transferring the measurement results .....................................18
7 Maintaining the product ..................................................................19
7.1. Emptying the condensate trap .................................................19
7.2. Changing the battery................................................................20
7.3. Changing the filter paper..........................................................21
7.4. Replacing the particle filter.......................................................23
7.5. Cleaning the instrument ...........................................................24
7.6. Calibration................................................................................24
1 Contents
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8
Tips and assistance .........................................................................25
8.1. Questions and answers ...........................................................25
8.2. Accessories and spare parts....................................................26
8.3. Service information ..................................................................27
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2 Safety and the environment
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2 Safety and the environment
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2.1. About this document
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Use
> Please read this documentation through carefully and
familiarize 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 products.
> 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.
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Symbols and writing standards
Representation Explanation
Warning advice, risk level according to the
signal word:
Warning! Serious physical injury may occur.
Caution! Slight physical injury or damage to
the equipment may occur.
> Implement the specified precautionary
measures.
Note: Basic or further information.
1. ...
2. ...
Action: more steps, the sequence must be
followed.
> ... Action: a step or an optional step.
- ... Result of an action.
Menu Elements of the instrument, the instrument
display or the program interface.
[OK] Control keys of the instrument or buttons of
the program interface.
... | ... Functions/paths within a menu.
“...” Example entries
2 Safety and the environment
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2.2. Ensure safety
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> Only operate the product properly, for its intended purpose
and within the parameters specified in the technical data. Do
not use any force.
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> After the final measurement, allow probes and probe shafts
to cool down sufficiently in order to avoid burns from the hot
sensor tip or the probe shaft.
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> Do not store the product together with solvents. Do not use
any desiccants.
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> Carry out only the 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.
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> Improper use of the rechargeable battery can lead to
destruction or injuries by means of current surges, fire or
escaping chemicals. The following instructions must be
observed to avoid such hazards:
• Only use in accordance with the directions in the
instruction manual.
• Do not short, take apart or modify.
• Do not expose to heavy impacts, water, fire or
temperatures above 60 °C.
• Do not store in the proximity of metal objects.
• Do not use leaky or damaged rechargeable batteries. In
the event of contact with battery acid: Thoroughly wash
affected area with water and consult a doctor, if
necessary.
• Only charge in the measuring instrument or the
recommended charging station.
• Immediately stop the charging process if this is not
completed in the given time.
• In the event of improper function or signs of overheating,
immediately remove the rechargeable battery from the
measuring instrument/charging station. Caution:
Rechargeable battery may be hot!
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2.3. Protecting the environment
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> Dispose of faulty rechargeable batteries/spent batteries in
accordance with the valid legal specifications.
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> 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.
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3 Specifications
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3 Specifications
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3.1. Use
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Functions and use
The digital smoke tester is a hand-held instrument for
determining the smoke number of oil firing installations.
These systems can be monitored using the testo 308 and
checked for compliance with the applicable limit values.
The measuring instrument is approved for measurements under
the First Federal Immission Control Ordinance (1. BImSchV,
German ordinance).
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3.2. Technical data
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Characteristic Values
Sensor Photodiode
Measuring range 0 - 6 smoke number
Resolution 0.1 smoke number
Accuracy ±0.2 smoke number
Test sample volume
1.63 ± 0.1 reference litre (990 mbar,
20 °C / 68°F)
Storage/transport
temperature
-20 to 50°C / -4 to 122°F
Operating
temperature
5 to 45°C / 41 to 113°F
Rechargeable
battery
Lithium ion, 2600mAh / 3.7V
Battery operation
time
45 individual measurements
Protection class IP 40
Interfaces IR, IRDA, optional: Bluetooth (0632 0309)
Dimensions 270 x 63 x 120 mm / 10.63 x 2.48 x 4.73"
Weight 600g / 1.33lb (including battery)
3 Specifications
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Characteristic Values
Warranty
2 years, warranty conditions: See
guarantee card
EU Directive 2004/108/EC
Standards/Tests
1st Federal Immission Control Ordinance
(German ordinance)
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