12 / 31 Issued: 26.03.2013 Version: MA KR C4 extended extern wiring V1 en (PDF)
External Cabling
tures are measured and evaluated. For non-volatile data storage, the EDS is
located in the RDC box.
RDC box
3.1.4 RDC box (cascadable)
Description The Resolver Digital Converter (RDC) is used to detect the motor position da-
ta. 8 resolvers can be connected to the RDC. In addition, the motor tempera-
tures are measured and evaluated. For non-volatile data storage, the EDS is
located in the RDC box.
The RDC box is cascadable. 2 RDC boxes per RDC interface (X21 and X21.1)
can be connected in series.
RDC box
(cascadable)
Fig. 3-5: RDC box connections
1 Union for 2 external axis control cables X1 ... X6
2 Bolt for ground conductor connection
3 Data cable X31
4 EMD connection X32
5 Cable inlet for resolver connections X7 and X8
Fig. 3-6
1 EMD connection X32
2 Data cable X31
3 Data cable X21 (cascadable)
4 Cable inlet for resolver connections
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