Communications module RF120C with application blocks for S7-1200 and S7-1500
Operating Instructions, 07/2013, C79000-G8976-C328-01
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Description
2
2.1
Area of application and features
Area of application
The RF120C is a module for the SIMATIC S7-1200 controllers. The RF120C can be used as
central I/O in a SIMATIC S7-1200.
Figure 2-1
RF120C communications module
When operating the communications modules with a SIMATIC S7-1200, there is a global
library with function blocks available to you.
Only one reader or one code reading device with an RS-422 interface can be operated with
an RF120C communications module. RFID readers and code readers from the following
product families can be operated with the RF120C:
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RF200
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RF300
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RF600
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MV400 code readers
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MOBY D
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MOBY U