Signal Boards; Signal Modules - Siemens SIMATIC S7 System Manual
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Also See for SIMATIC S7:
- System manual (866 pages) ,
- Functional safety manual (212 pages) ,
- User manual (134 pages)
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1.2
Signal boards
A signal board (SB) allows you to add I/O to your CPU. You can add one SB with either
digital or analog I/O. An SB connects on the front of the CPU.
● SB with 4 digital I/O (2 x DC inputs and 2 x DC outputs)
● SB with 1 analog output
1.3
Signal modules
You can use signal modules to add additional functionality to the CPU. Signal modules
connect to the right side of the CPU.
①
②
③
S7-1200 Programmable controller
System Manual, 11/2009, A5E02486680-02
①
Status LEDs on the SB
②
Removable user wiring connector
Status LEDs for the I/O of the signal module
Bus connector
Removable user wiring connector
Product overview
1.2 Signal boards
13
- Quick Links:
- Introducing the S7-1200 Plc
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