User Manual

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d) Target Group
The target group for this product and manual consists of skilled personnel, who are able
to evaluate their tasks, identify and avoid probable risks due to their technical education,
electro technical knowledge and experience as well as acquirement of relevant electro
technical regulations.
e) Intended Use
Persons of the target group shall use the resistor decade only after carefully reading and
understanding of these instructions.
There is a wide range of appliances for this decade needing switchable, simply and
quickly variable resistors.
You are out of the intended use at the latest, if you exceed the maximum values given in
the appedi uder tehial data. This shall e avoided in any case!
Please note urgently, that even with far lower values you might leave the intended use
and damage your decade.
All users must get thoroughly familiar with the given warnings, attentions and notices!
2. Safety
a) Basic Safety Instructions
For safe use of your decade, consider the following basic safety instructions:
 Before every use check your decade for visible outer damage. Never use a
damaged decade – there is an electric shock hazard, if you connect your damaged
decade to voltages higher than 50 V AC rms or 120 V DC!
 Repairing of your decade shall only be undertaken by authorised enterprise or the
manufacturer. Non-appropriate repair may result in severe dangers for the users.
As well as your warranty gets invalid if you open the decade.

 Application of this resistor decade needs basic electro technical knowledge.
Intended use comprises the user belonging to the target group.
b) Warning and Safety Instructions Used
The following warning symbols and levels of safety instructions used in this manual: