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Appendix A – Technical data
Fieldbus link
A-2
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
General:
• Max. power consumption: 140 mA (5 V), supplied by
the RMIO board
• Estimated min. lifetime: 100 000 h
• All materials UL/CSA-approved
• Complies with EMC Standards EN 50081-2 and
EN 50082-2
Compatible devices: Any Modbus device capable of
Modbus communication as a master
Size of the link: 247 stations including repeaters (31
stations 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 m
Topology: Multi-drop
Serial communication type: Asynchronous, half
Duplex
Transfer rate: 600, 1200, 2400, 4800, 9600,
19200 bit/s
Protocol: Modbus RTU
RMBA-01 User's manual
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