Version Identification Of El Terminals - Beckhoff EL3692 Manual

1.4.2

Version identification of EL terminals

The serial number/ data code for Beckhoff IO devices is usually the 8-digit number printed on the device or
on a sticker. The serial number indicates the configuration in delivery state and therefore refers to a whole
production batch, without distinguishing the individual modules of a batch.
Structure of the serial number: KK YY FF HH
KK - week of production (CW, calendar week)
YY - year of production
FF - firmware version
HH - hardware version
Fig. 1: EL2872 with revision 0022 and serial number 01200815
EL3692
Example with serial number 12 06 3A 02:
12 - production week 12
06 - production year 2006
3A - firmware version 3A
02 - hardware version 02
Version: 3.1
Foreword
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