Siemens S7-300 appendix Diagnostics, Digital inputs, Standard I/O, Technological functions

Technical data of CPU 31xC

6.6 Technical data of the integrated I/O

31 30 29 28 27 26 25 24 23 …

reserved

16 15

… 8 7 6 5 4 3 2 1

Bit no.

PRAL from E124.0 PRAL from E124.7 PRAL from E125.0 PRAL from E125.7 PRAL from E126.0 PRAL from E126.7

PRAL: process interrupt

Inputs are designated with default addresses.

Figure 6-9 Displaying the statuses of CPU 31xC interrupt inputs

PRAL: process interrupt

The inputs are assigned default addresses.

6.6.5Diagnostics

Standard I/O

Diagnostic data is not available for integrated I/O which is operated as standard I/O (see also the Reference Manual Module Data).

Technological functions

Diagnostics options for the respective technological function are found in the Manual Technological Functions.

6.6.6Digital inputs

Introduction

This section provides the specifications for the digital inputs of CPUs 31xC.

The table includes the following CPUs:

•under CPU 313C-2, the CPU 313C-2 DP and CPU 313C-2 PtP

•under CPU 314C-2, the CPU 314C-2 DP and CPU 314C-2 PtP

6-46	CPU 31xC and CPU 31x, Technical data
	Manual, Edition 08/2004, A5E00105475-05