Accurate & reliable operation of Passenger Information and Public Address Systems are the primary factors for passenger satisfaction. PIS/PA are generally composed of display board, broadcasting audio system, and a reliable communications network, not only the onboard network but also the ground network towards the operation control center.
Redundant network technology to ensure failover recovery
Extraordinary industrial design against shock, vibration, EMC, unstable power supply for onboard environment
Routing and NAT to ease onboard inbound/outbound communications
Automatic IP assignment for end devices
Network multicasting function
PoE output for low and medium power electronics, such as display board
Long distance Ethernet extension to reach out trackside cabinets
Compact installation for rail onboard applications
High protection class preventing the harm of metal powder
Supports versatile Ring technologies, e.g. STP/RSTP, MSTP, DTRing and IEC62439-6(DRP)
Compliant with EN50155 with M12 connectors for onboard Ethernet switches
Supports DHCP, TTDP, R-NAT and static, RIP, OSPF routing features
Supports IGMP Snooping
Compliant with IEEE802.3af IEEE802.3at PoE
Wide range power inputs for onboard devices
IP40 to IP65 protection class
Compact DIN-Rail type industrial Ethernet-to-Fiber converter
Certified with EN50121/EN50155/EN45545
PIS/PA Networking Solutions.pdf