Industrial switches LAN-RING and PLCs IPLOG offer a variety of operating modes for serial buses interfaces. In the switches are primarily found RS485 buses, which can be configured to a wide range of operating modes.
When transmitting data from alarm systems designed in accordance with EN 50131-1 the following rules apply:
- All frames are identified with VLAN headers in accordance with IEEE 802.1Q.
- All connected systems have a defined bandwidth (protection from DDoS attacks).
- Alarm system data have the QoS bits set for the highest priority.
- The activity on all ports in the transmission system should be monitored via SNMP protocol.