Beckhoff EP1809-0021 original analog output

The Beckhoff EP1809-0021 is a digital input module in an IP67-rated EtherCAT Box. Based on the Beckhoff naming convention, the "EP" prefix indicates an EtherCAT Box (IP67 field module), "1809" identifies the digital input function and channel configuration, and the "-0021" suffix indicates a specific variant or configuration. It provides digital input acquisition directly in the field, eliminating the need for a control cabinet.