COMMUNICATION
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10 COMMUNICATION
10.1 General
The following communication options are available for VAHLE DSC1 control systems:
•
HW (Half cycle)
•
PCB (rail bus)
•
SMGM
Overview communication methods
* Transparent: The field bus of the stationary side is also available on the mobile side
Half cycle (HW)
Rail bus (PCB)
SMGM
Transmission through
contact wire
contact wire
Slotted waveguide
Tapping point (mobile
side)
Carbons
Carbons
Coupling
Participant assigned
No
Yes
Yes
Participant/segment
-
25
15 (BCC/DCS system)
Transmission speed
-
125kBit/s
48MBit/s
Transmission rail
-
Cyclical
Transparent*
Field bus mobile side
-
-
Transparent*
Required equipment
Stationary
IC-HW-1K
IC-PCB-2K
SMGM-SI-2
Mobile
Integrated in DCS
Integrated in DCS
BCC/SMGM-xx
Position determination
Prerequisite
-
Absolute value
Absolute value
VAHLE product
EMD4P
APOS optic
APOS optic