Siemens Simatic IPC520A, Operating Instructions Manual

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Technical specifications
7.8 Hardware descriptions
SIMATIC IPC520A
Operating Instructions, 11/2021, A5E51366325-AA
59
7.8.2.3 Digital I/O connector
Name of interface on the device: X10
General specifications and features
Technical data Digital inputs
Number of inputs 4
Type Sink
Rated voltage 24 V DC at 4 mA, nominal
Continuous permissible voltage 30 V DC, max.
Surge voltage 35 V DC for 0.5 sec.
Logic 1 signal (min.) 12V±2V DC at 2.5 mA
Logic 0 signal (max.) 5 V±2V DC at 1 mA
Isolation (field side to logic) 500 V AC for 1 minute
Input frequency
• Normal input
• High speed input
• Max. 20 Hz
• --
Pin Short description Meaning GPIO number
1 DI0 Digital signal input 0 421
2 DI1 Digital signal input 1 419
3 DI2 Digital signal input 2 264
4 DI3 Digital signal input 3 265
5 DI_M Digital signal reference M
6 NC
7 DQ_L Digital signal output reference L
8 DQ_N Digital signal output reference N
9 DQ0 Digital signal output 0 266
10 DQ1 Digital signal output 1 267
Note
The GPIO number may be changed after the Jetpack update. Enter the following command in the
console to get the real GPIO number.
$ sudo cat /sys/kernel/debug/gpio