The WX504B unit incorporates a terminal server for terminals connection to the Ethernet network (host side on a single line).
The unit allows to connect up to 15 Selesta terminals according to the electric standard EIA RS485 on a max cable length of 1500 meters or alternatively, up to 4 terminals in Current Loop mode on a max cable length of 1200 meters.

Technical characteristics
• UTP connector for local network connection;
• EIA RS232-EIA RS485/Current Loop converter;
• Power supply: 220 Vac, 50 Hz ± 10%;
• Network disturbance filtration device;
• Absorbed power: about 12VA;
• Operating temperature: 0°C - +40°C
• Dimensions: h = 72 mm., l = 224 mm., w = 199 mm.;
• Weight: about 1 Kg inclusive of terminal server.