1 General
1.1 Explanation of symbols
The symbols used in this technical description are explained below.
Danger !
This symbol is positioned in front of remarks or warnings which must be heeded
without fail. Failure to comply with these instructions can lead to personal injury or
damage to property.
Notice
This symbol indicates places in the text where supplementary information is offered
on the installation and handling of data transmission units.
☞ Cross reference to other chapters or other documentation.
➜ This symbol indicates activities which must be carried out.
Italics To permit you to find information quickly, key words are listed in the left-hand col-
umn in italics.
1.2 Important terms
DLSP Type designation for Leuze electronic data transmission units with parallel inter-
face. The transmitter and receiver are accommodated in a single housing.
DLSP 160S Type designation for the electronic and display unit.
AT 160xx Type designation for the connection unit. "xx" stands for the
various configurations.
Tristate High-resistance status of an output. In this status, for example, connected bus con-
ductors are not subjected to load.
Semi-duplex Transmission and reception of data take place in alternating sequence.
2 DLSP 160S Leuze electronic
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