Digital output module 57832
Modbus TCPnetworkwith relay output

digital output module
digital output module
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Signal type
Modbus TCP
Number of inputs/outputs
with relay output
DIN rail mounted


Switch remotely... With the Web-IO 4.0 230V Relay 1xNO, 1xCO 230V switching signals can be controlled via TCP/IP Ethernet. There are numerous Web and network services available for switching up to 16A with the two integrated relays - even directly from the browser or from a smart phone. Using protocols such as MQTT and REST the Web-IO is an ideal fit in the world of Industry 4.0 and the Internet of Things. Switching signals: 2 switching outputs: 1 x potential-free normally open contact for 230V mains 1 x potential-free changeover contact for 230V mains Switching currents up to max. 16A Connectivity: Intuitive Web interface for simpler operation Select between German or English Switching the outputs directly from the Web interface Adaptation for smartphone HTTP and HTTPS Current Industry 4.0 protocols: REST and MQTT support AMQP on request Box-to-Box Pass switching signals over the network 1:1 Alarm and reporting functions: Email for alarm sending or as status report SNMP polling / alarm traps Switching your outputs in alarm situations Switching the outputs on another Web-IO HTTP requests for controlling third-party devices Up to 12 actions can be configured Dynamic integration into other Web sites: Direct access to the contacts via HTTP requests, AJAX and JavaScript Additional software interfaces for incorporating into your systems/databases: OPC Modbus TCP Syslog TCP and UDP sockets, client and server FTP (data logging)


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