ELPRO 905U-G-PR > Wireless Profibus DP interface, to 12Mbit/secUses 900MHz license-free radio band Up to 20 miles line-of-sight, 3000 feet incongested industrial environments Also 450MHz 5W licensed radio, 30+ milesCan act as a Profibus Slave to extend existing Profibusnetworks,Provides secure Firewall isolationTypical response time 30 msec (for transfer of 64 digitalvalues) Up to 95 Wireless units can connect in a peer-to-peer network Wireless unit can also act as Profibus Master,connecting to up to 125 Profibus Slaves Connect separate Profibus LANs using asecure FirewallWireless transmissions protected by securityencryptionConnect remote Profibus sensors and I/O size="-2">