Serial Radio Modem

455U-D Radio Modem (Serial Data)

Suitable for licensed channels world-wide (FCC and CE approvals) & license-free channels in Europe, Africa, Asia & Australia and New Zealand.

Typical Applications

Water and waste water - wireless links  PLC’s in a SCADA system. Electricity - wireless links to substation RTU’s.
Accessing field data loggers units in oil & gas.

Features

• Licensed and License-free radio channels, 380 – 520 MHz, 10mW– 5 W, 12.5/20/25 KHz
• Wireless data rate up to 19.2 Kb/s (25kHz channels)
• Line-of-sight distance 30 – 100 km dependant on terrain and local radio regulations
• Diagnostics and Configuration via dedicated RS232 port with Remote access to all units via the wireless channel
• Military-grade security encryption - 128 bit AES
• Multiple device connectivity (MDC) - two independent serial applications in one modem
• Hot redundant standby functionality

Multiple operating modes

OPR Functionality … Optimum Path Routing for Modbus, DF1, Profibus and DNP3 networks, to ensure peak network communications efficiency
Broadcast “multidrop” mode, configurable error-checking On-line and remote configuration by Windows software or Hayes AT commands

Serial Radio Modem