4. INSTALLATION
Figure 63: Installation Diagram
On table below are described all symbols used in the installation diagram.
Symbol
Meaning
The letter A over the diagram indicates that such diagram is related to the connector
block placed left in the module. When the module has only one connector the letter A
will be used.
The letter B over the diagram indicates that such diagram is related to the connector
block placed right in the module.
The numbers on the left indicate the connector block pin number, e.g. on the figure on
the left the pins 1, 2 and 3 are indicated.
This symbol indicates a load which is being activated by a Nexto Series module output
point.
This symbol indicates a contact responsible for activate or deactivate a specific Nexto
Series module input point. This contact can be replaced by any output circuit compat-
ible with the input module.
The 24V symbol indicates the external supply positive input which must be connected
to a 24 Vdc supply source.
The 0V symbol indicates the external supply negative input which must be connected
to a supply source.
60
