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Arctic Modbus Gateway. Modbus TCP. Modbus RTU. Modbus RTU. Arctic Modbus Gateway. GPRS enabled Modbus Gateway Two-way Modbus conversion Master on (IP) network, slaves on serial Master on serial, slaves on (IP) network Complete Modbus protocol support
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Modbus TCP Modbus RTU Modbus RTU Arctic Modbus Gateway • GPRS enabled Modbus Gateway • Two-way Modbus conversion • Master on (IP) network, slaves on serial • Master on serial, slaves on (IP) network • Complete Modbus protocol support • Modbus RTU and Modbus ASCII serial protocols • ModbusTCP, ModbusRTU over TCP, ModbusRTU over UDP, Modbus ASCII over TCP and Modbus ASCII over UDP network protocols • Can route traffic on network based on Modbus addressing enabling intelligent use of network resources • Can generate and filter out gateway exceptions • I/O extension option • DIN rail mounting option Modbus TCP
PLC PLC Level sensor I/O ModbusRTU (RS-485) ModbusRTU (RS-232) APN GPRS Control room SCADA ModbusTCP over Ethernet Viola M2M Gateway Case:Water automation
GPRS Antenna -FME connector Power input -6-26 VDC RS 1 (RS-232) -Console RS 2 (RS-232/422/485) -Modbus serial data RS 2 DIP switches -RS-232 / RS-422 / RS-485 -Full (485) / Half (422) duplex -Bias on/off -Termination on/off Ethernet -10/100 Base-T Physical Connections
DIP Switches and RS2 pinout • DIP switches control the operation of RS2 • RS2 pinout (standard male DB-9) • RS2 operation in RS-232 mode (standard DTE) and in RS-422/485 mode
Modbus Routing • Used when Modbus master is on serial side • Routes defined Modbus addresses to defined IP addresses • Reduces GPRS communication costs compared to broadcasting to all devices • Maximum 30 routes
Local IO • It is possible to equip Arctic Modbus Gateway with internal IO board • 8 DI, 2 DO • IO control requires separate Modbus connection