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M-Bus Master MultiPort 250D
2.1
Overview of functions
• Usable as master, repeater and level converter
• Backlit 128 x 64 pixels LCD
• Reading via display of both Kamstrup meters and third-party brands
• Supports primary, secondary and enhanced secondary addressing
• Collision detection with break signal
• Up to 250 slaves per master
• Integrated repeater function
• Up to four repeaters in a system = a total of 1250 meters
• Up to 14 km cable length
• 300, 2400, and 9600 baud communication speed
• Byte recovery
• Echo suppression
• Transient protection
• Integrated USB, RS-232, RS-485 and optical eye with automatic port controller
• Module area for e.g. GSM/GPRS module
• All ports are transparent and galvanically separated from the M-Bus network
• Integrated web server for remote configuration, analysis and reading
• PIN code protection of keyboard and optical eye
• Event loggers for M-Bus master and M-Bus network
• Cable connection via 9 PG cable glands
• Local and remote update of firmware for future functionality
• Up to IP 67 protection class.
Kamstrup A/S • 5512853_C1_GB_01.2017
7
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