Appendix A – Technical dataA-2 RMBA-01 User’s manualGeneral:• Max. power consumption: 140 mA (5 V), supplied bythe RMIO board• Estimated min. lifetime: 100 000 h• All materials UL/CSA-approved• Complies with EMC Standards EN 50081-2 andEN 50082-2Fieldbus link Compatible devices: Any Modbus device capable ofModbus communication as a masterSize of the link: 247 stations including repeaters (31stations and 1 repeater per segment)Medium: Shielded, twisted pair RS485 cable• Termination: built in, active type• Modbus cable: Belden 9841 (2-wire),Belden 9842 (4-wire), or equivalent• Maximum Bus Length: 1200 mTopology: Multi-dropSerial communication type: Asynchronous, halfDuplexTransfer rate: 600, 1200, 2400, 4800, 9600,19200 bit/sProtocol: Modbus RTUPhone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com