Table of contents
Preface ...................................................................................................................................................... 3
1
Documentation guide................................................................................................................................. 7
2
Product overview ....................................................................................................................................... 9
2.1
Properties.......................................................................................................................................9
3
Wiring ...................................................................................................................................................... 11
4
Parameters/address space ...................................................................................................................... 15
4.1
Parameters...................................................................................................................................15
4.2
Address space .............................................................................................................................16
5
Interrupts/diagnostic alarms..................................................................................................................... 17
5.1
Status and error displays .............................................................................................................17
5.2
Interrupts ......................................................................................................................................19
5.3
Diagnostic alarms ........................................................................................................................20
6
Technical specifications........................................................................................................................... 21
A
Dimensional drawing ............................................................................................................................... 25
B
Parameter data records ........................................................................................................................... 27
B.1
DI 16x24VDC HF Digital Input Module (6ES7521-1BH00-0AB0)
Manual, 01/2013, A5E03485952-01
5