Stahl EC-940-DUA Series, Instruction Manual

Page: 9 / 606

Instruc
tion manual - English - EN
7 MNTCMPXT_1824_EN
1 About this manual
Read all the documentation supplied carefully before
installing and using this unit. Keep the manual in a
convenient place for future reference.
1.1 Typographical conventions
DANGER!
Explosion hazard.
Read carefully to avoid danger of explosion.
DANGER!
High level hazard.
Risk of electric shock. Disconnect the
power supply before proceeding with any
operation, unless indicated otherwise.
CAUTION!
Medium level hazard.
This operation is very important for the
system to function properly. Please read
the procedure described very carefully and
carry it out as instructed.
INFO
Description of system specifications.
We recommend reading this part carefully
in order to understand the subsequent
stages.
2 Notes on copyright and
information on trademarks
The mentioned names of products or companies are
trademarks or registered trademarks.
3 Safety rules
CAUTION! This device must be connected to
an earth conductor (protective earth). This
connection must be made only throught
the internal connector J1 (6.5 Connection
of the power supply line, page 19). External
equipotential bonding connections
must also be performed but only for
supplementary bonding connection to
earth, and required by local codes or
authority.
Fig. 1
External hole for Equipotential bonding
required by authority. Not to be intended as
protective earth connections.
• The manufacturer declines all responsibility
for any damage caused by an improper use
of the appliances mentioned in this manual.
Furthermore, the manufacturer reserves the right
to modify its contents without any prior notice.
The documentation contained in this manual has
been collected and verified with great care. The
manufacturer, however, cannot take any liability
for its use. The same thing can be said for any
person or company involved in the creation and
production of this manual.