H 7505 (0630)
507
Figure 5: Communication by HIBUS-2
For HIMA system software with flying-master capabilities since 1992 (refer to planning list) and
with interface converter since ID-no. 03.
white switch
Legend:
10 = no. of the application
HIBUS-2
End of Bus with termination * = Protective earth terminal USLKG4 ge-gn
End of Bus with termination
1) Necessary only for the repeater function
Max. 31 subscribers
Max. length of HIBUS-2: 1200 m with consideration off all cables (length of BV 7046 have to be
considered four times, length of BV 7040 have to be considered two times).
Screened twisted pair cable Characteristic impedance: 100...120 Ohm
min. cross section: 0.25 mm
2
.
Recommended cable type: LiYCY 3 x 2 x 0.25 mm
2
(part no. 90 8606000)
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