Testo Testo 174H Manual
testo 174 · Data loggers
Instruction manual
99 Washington Street
Melrose, MA 02176
Phone 781-665-1400
Toll Free 1-800-517-8431
Visit us at www.TestEquipmentDepot.com
1 Contents
1 Contents
1 Contents .................................................................................................19
2 Safety and the environment..................................................................20
2.1 About this document......................................................................20
2.2 Ensure safety.................................................................................21
2.3 Protecting the environment............................................................21
3 Specifications ........................................................................................21
3.1 Use ................................................................................................21
3.2 Technical data ...............................................................................22
4 First steps ..............................................................................................24
4.1 Releasing/securing data logger .....................................................24
4.2 Inserting batteries ..........................................................................25
4.3 Connecting data logger to PC........................................................26
5 Display and control elements...............................................................27
5.1 Display...........................................................................................27
5.2 Key functions.................................................................................28
6 Using the product..................................................................................29
6.1 Programming data logger ..............................................................29
6.2 Mounting wall bracket....................................................................29
6.3 Reading out data ...........................................................................30
7 Maintaining the product........................................................................30
7.1 Changing the batteries ..................................................................30
7.2 Cleaning the instrument.................................................................31
8 Tips and assistance...............................................................................32
8.1 Questions and answers .................................................................32
8.2 Accessories and spare parts .........................................................32
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2 Safety and the environment
2 Safety and the environment
2.1 About this document
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.
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
20
2.2 Ensure safety
> Only operate the product properly, for its intended purpose and
within the parameters specified in the technical data. Do not
use any force.
> Never use the instrument to measure on or near live parts.
> Keep the read-out contacts on the rear of the data logger in
particular away from live parts!
> 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
2.3 Protecting the environment
Testo.
> 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
3 Specifications
regulations) or return the product to Testo for disposal.
3 Specifications
3.1 Use
The testo 174 data loggers are used for storing and reading out
individual readings and series of measurements.
Readings are measured and stored with the testo 174 and
transmitted to the PC via the interface, where they can be read out
and evaluated using the testo ComSoft software. The data logger
can also be programmed individually via the software.
Examples of applications
testo 174T is ideally suited for temperature measurement in in
refrigerators, freezers, cold rooms and cold shelves.
testo 174H monitors the climatic conditions, e.g. in warehouses,
offices and in the manufacturing sector.
21
3 Specifications
3.2 Technical data
testo 174T
Characteristic Values
Probe type Internal NTC temperature sensor
Measuring range -30 to +70 °C
Accuracy ± 0.5 °C (-30 to +70 °C)
Resolution 0.1 °C
Operating
temperature
Storage
temperature
Battery type 2 x 3 V button cell (2 x CR 2032 lithium)
Life 500 days (15 min measuring cycle, +25 °C)
Protection class IP65
Meas. cycle 1 min - 24 h (can be selected)
Memory 16,000 readings
Software can be used with Windows XP, Vista, Win7
Standards
Warranty
-30 to +70 °C
-40 to +70 °C
2004/108/EC, complies with the directives in
accordance with the standard EN 12830
2
24 months, warranty conditions: see website
www.testo.com/warranty
2
Please note that with this instrument in accordance with EN 12830 a regular
inspection and calibration as per EN 13486 must be performed
(recommendation: annually). Contact us for more information.
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