Siemens SIMATIC IPC277E Operating Instructions Manual page 4

Preface
History
The following earlier release versions of these operating instructions have been published:
Edition
06/2015
11/2016
04/2017
09/2017
11/2019
4
Comment
First edition
Addition of 15" and 19" multitouch devices;
Windows 10
Addition of 12" multitouch device
Operating system information has been replaced by references to
separate operating system documents.
Conversion to IEC/UL/EN/DIN-EN 61010-2-201
Operating Instructions, 11/2019, A5E35783335-AE
SIMATIC IPC277E