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1. General Information
Please read this document through carefully and familiarise
yourself with the operation of the product before using it.
Keep this documentation to hand so that you can refer to
it when necessary.
2. Product Description
3. Safety Information
Avoid electrical hazards:
Do not conduct measurements on or near live parts!
Preserving product safety/ warranty claims:
Operate the instrument properly and according to its intended
purpose and within the parameters specified. Do not use force.
Do not store with solvents (e. g. acetone).
Only open the instrument if this is expressly described in the
documentation for maintenance purposes.
Ensure correct disposal:
Dispose of defective rechargeable batteries and spent
batteries at the collection points provided.
Send the instrument directly to us at the end of its life cycle.
We will ensure that it is disposed of in an environmentally
friendly manner.
4. Intended purpose
The testo 103 is a food thermometer.
The product is designed for the following tasks/areas:
· Food sector: production, food service, spot check
measurement
· Measuring liquids, pastes and semi-solid materials
The following product components are designed for continuous
contact with foodstuffs in accordance with Regulation (EC)
1935/2004:
From the tip of the immersion/penetration probe up to 1 cm before
the probe handle or the plastic housing. If provided, the information
about penetration depths under point 7.2 in the instruction manual or
the mark(s) on the immersion/penetration probes should be noted.
The product may not be used in the following areas:
· Potentially explosive areas
· For diagnostic measurements in the medical sector
5. Technical data
6. Initial Operation
6.1 Configuring the unit
1 Open the battery compartment
(e.g. using a coin).
2 Use a sharp instrument to move
the switch to the desired
temperature unit (°C/°F).
3 Close the battery compartment.
6.2 Inserting batteries
1 Open the battery compartment
(e.g. using a coin).
2 Insert batteries (2 x CR2032).
Observe the polarity!
3 Close the battery compartment.
7. Operation
The instrument switches off automatically 60 minutes after it has
been switched on even if the immersion/penetration probe is open.
7.1 Switching On / Off
Switch on the instrument: open the
immersion/penetration probe.
Switch off the instrument: close the
immersion/penetration probe.
7.2 Measuring
Observe the required immersion/ penetration depth for correct
readings: at least 23 mm.
The housing must only be subjected to operating temperature
between -20 and +60°C.
✓ Instrument is switched on.
Immerse / penetrate the probe into the object being measured.
- The current reading is shown.
8. Service and Maintenance
8.1 Changing the batteries
1 Open the battery compartment
(e.g. using a coin).
2 Insert batteries (2 x Type CR2032).
Observe the polarity!
3 Close the battery compartment.
8.2 Cleaning the instrument
Only use weak, commercially available neutral/household cleaning
agents (e.g. washing-up liquid) to clean the instrument. Do not
use any aggressive cleaning agents or solvents!
Wipe the housing and probe with a damp cloth.
To disinfect the instrument, wipe it with an alcohol-soaked
cloth.
9. Questions and Answers
Instruction manual en
testo 103
Food thermometer
Battery compartment
(on rear)
Display
Immersion / penetration probe
Feature Values
Sensor type NTC
Measurement range -30...+220°C
Parameter Temperature in °C/°F
Resolution 0.1°C/0.1°F
Accuracy ±0.5 °C (-30.0...+99.9°C)
±1% of the measurement range (+100.0...+220.0°C)
Response time t99 10 s (measured in moving liquid)
Measuring rate 2 measurements per second
Operating temperature -20...+60°C
Transport/storage temperature -30...+70°C
Power supply 2 x round cell type CR2032
Battery life 300 h (typically at 25°C)
Housing ABS
Protection class IP55
Dimensions 189 x 35 x 19 mm (immersion/penetration probe open)
Weight 49g (incl. round cells)
Display LCD, single line, not illuminated
Standards EN 13485
Certificates: see www.testo-international.com,
Service&Support | Download Center (registration required)
EC Directive 2004/108/EC
Warranty 2 years, warranty conditions: see www.testo.com/warranty
Information on standards
This product complies with the EN 13485 standard
Suitability: S, T (storage, transport)
Environment: E (transportable thermometer)
Accuracy class: 0.5
Measurement range: -30...+220 °C
According to EN 13485, the measuring instrument should be
checked and calibrated regularly under the terms of EN 13486
(recommended frequency: yearly).
Contact us for more information.
Question Possible causes
Possible solution
lights up.
Batteries dead. Change batteries.
- - - lights up. Measurement range exceeded. Measurements can only
be carried out in the
range specified.
Instrument cannot
be switched on.
Batteries dead. Change batteries.
Instrument switches
itself off.
The instrument switches off
automatically 60 minutes
after it is switched on.
Close and reopen the
immersion/penetration
probe.
If we have not answered your question, please contact your local
dealer or Testo´s Customer Service.
For contact details, please visit www.testo.com/service-contact
Find Quality Products Online at: sales@GlobalTestSupply.com
www.GlobalTestSupply.com
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