Acromag’s five-port Ethernet switch is specially designed for use in industrial applications. Rugged construction and a variety of security features ensure reliable operation under demanding conditions. Internal intelligence enables “connect and go” operation for fast and easy network installation with auto-negotiation of data rate, flow control, and crossover signal compatibility. No configuration is necessary when the 900EN-S005 is used as a simple switch with Acromag I/O modules. For advanced users, this switch offers numerous control functions that are easily configured through DIP-switch settings or programmed using your computer. Special Features • Industrial-Grade • Reliable performance over wide -25 to 70°C ambient temperature range • Wide-Range DC-power with redundant power connection for optional standby backup power • Hardened for harsh environments to protect from RFI, EMI, ESD, EFT, and surges • Fully isolated for safety and increased noise immunity with power-to-network and port-to-port isolation Operation Five shielded RJ-45 sockets, 8-pin, 10Base-T / 100Base-TX; Wired MDI-X with automatic MDI-X / MDI crossover; Auto-negotiated 10Mbps or 100Mbps; Auto-negotiated full or half duplex; IEEE 802.3, 02.3u, 802.3x compliance