The Model 1000M async short range modem plugs directly into a DB-25M RS-232 port and support distances up to 17 miles (27.4 Km) on 19 AWG at 1200 bps over two unconditioned twisted pairs. Operating at data rates up to 19.2 kbps, this cost saving device does not require AC power or batteries to operate. The Model 1000 is DCE/DTE switchable, and is compatible with the Patton Model 1009 and 1015. The Model 1000S incorporates 600 Watts per wire of built-in Silicon Avalanche Diode surge protection.
Range to 17 Miles (27.4 Km) on 19 AWG @ 1200 bps