Operation
EL1904 39Version: 3.0.0
5.3.3 Date code and serial number
The TwinSAFE terminals bear a date code, which is composed as follows:
Datecode: CWYYSWHW
Legend:
CW: Calendar week of manufacture
YY: Year of manufacture
SW: Software version
HW: Hardware version
Sample: Datecode 29100201
Calendar week: 29
Year: 2010
Software version: 02
Hardware version: 01
In addition the TwinSAFE terminals bear a unique serial number.
5.3.4 Further ATEX documentation
Please also refer to the further documentation
Notes regarding application of the Bus Terminal system in areas potentially explosive atmosphere
are available in the Download section of the Beckhoff website at http://www.beckhoff.de.
5.4 Configuration of the terminal in TwinCAT
Identical configuration
The configuration of the terminal in TwinCAT is identical for the variant.
CAUTION
Do not change CoE objects!
Do not change any of the CoE objects in the TwinSAFE terminals. Any modifications (e.g. via TwinCAT) of
the CoE objects will permanently set the terminals to the Fail-Stop state or lead to unexpected behavior of
the terminals!
5.4.1 Inserting a Bus Coupler
See TwinCAT automation software documentation.
5.4.2 Inserting a Bus Terminal
See TwinCAT automation software documentation.
5.4.3 Inserting an EL1904
An EL1904 is inserted in the same way as any other Beckhoff Bus Terminal. In the list open Safety
Terminals (ELx9xx) and select the EL1904.