... ; 300bps-460.8Kbps; DIN-Rail or wall mounting installation. 4-port RS485 to LAN Converter(NP304) NP304 series can conveniently ... : 5 yearsApprovals: FCC, CE, RoHS approvals Ordering Information:NP304 4-port RS232 to Ethernet(10M/100M), DC5V, wall mountingNP304-2M ... ), DC5V, wall mountingNP304-4M 4-port RS485/422 to Ethernet(10M/100M), DC5V, wall mounting Wholesale 4-port RS485 to LAN Converter ...