Includes (1) 10/100Base-T(X) Ethernet port, (2) RS-232 and (1) RS-422/485 serial ports, (1) USB Device, and (2) USB Host ports. Additional Ethernet and/or RS-422/485 ports are available. Extreme -20° to +60°C operating temperature range. +24 VDC +/-20% power input. ATEX and IECEx zone 2/22 approvals. Up to 20 simultaneous protocol conversions