BECKHOFF EL1904 - Manual (Page 8)

Foreword
6 EL1904
1.2.5 Documentation issue status
Version Comment
1.5.1  Certificate updated
1.5.0  Company address amended
 Safety parameters extended
1.4.0  Extended temperature range added
 Temperature
measurement described
 Characteristic input curve added
 Description of date code extended
1.3.1  Document origin added
1.3.0  Clock output currents in the technical data amended
 Block diagram for EL1904 added
1.2.1  Reference to EN 60068-2-29 removed
1.2.0  ATEX notes amended
 Installation position / minimum distances extended
 Notes regarding overvoltage protection amended
 Notes regarding cable length and clocked signals extended
 Diagnostics for CoE object 0x800E described
1.1.0  Minor amendments for EtherCAT
 Copyright / disclaimer modified
 Support / service addresses updated
1.0.0  First released version