Marking Of Modules - Siemens S5-155U System Manual

8.2.3

Marking of Modules

System Manual
C79000-B8576-C199-03
For the marking of modules and front connectors, a set of labels is
supplied with the modules for the labelling, and a set of labels with the
addresses is supplied with the central controller. Figure 8-9 shows the
locations of the labels. The self-adhesive address label is pre-printed.
You can mark the strips to identify the signal line terminals.
1
2 4
Figure 8-9 Marking and Labelling of Modules
1 Address label with the module address (output byte QB n or input byte IB n)
under which the module is addressed by the STEP 5 program
(address labels are supplied with the PLC), and for marking
the addressing switch settings
2 Labelling strip with the product designation which is color-coded to
distinguish between the various module types, as well as fields
to mark the version and for user-related labelling of channels.
Color codes:
Digital inputs for DC voltage
Digital inputs for AC voltage
Digital outputs for DC voltage
Digital outputs for AC voltage
Update the version when replacing modules!
3 Label with module address and marking of the required settings
for the addressing switch
4 Labelling strip for terminal designations or connection diagrams
for the front connector
5 Name plate
Installation and Startup
5
1 3
blue
red
green
orange
8
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