Hardware reference guide

Quantum Field Bus Modules
35013379 02 October 2007 243
Specifications The following table shows the InterBus specifications.
Specifications
Data Interface
InterBus RS-485, isolated (500 V test voltage)
RS-232C maximum cable length As per DIN 66 020, non-isolated 20 m shielded
Data Transfer Frequency 500 kbaud
Connection Styles Interbus
RS-232C (Use cable part number 990NAA26320 or
990NAA26350)
Bus Current Required 700 mA
Power Dissipation Max. 3.7 W, typically 2.5 W
Installation Local backplane only
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