NORD Drivesystems BU0070 - Manual (Page 5)

1 Introduction
BU 0070 GB Subject to technical alterations 5
1.5 InterBus in NORDAC frequency inverters
Attributes:
• Galvanically isolated outgoing bus interface
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Master-Slave access process; constant bus cycle through total frame protocol
• Bus length: 400m (between two remote bus subscribers), total length 13km
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Transfer rate of 500kBit/s (optionally 2Mbit/s)
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Settable DRIVECOM 21 profile
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Processing of parameter data via PCP
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External 24V supply for continuous bus operation without interruptions
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9-pin Sub-D connector for remote bus connection
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Max. 256 subscribers (max. 85 NORDAC 700E)
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Status display with 5 InterBus status LEDs, plus a two-colour operation LED
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Comprehensive system diagnostics and fast fault localisation
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Automatic subscriber addressing