Kollmorgen MKD-C Series, Product Safety Manual

Page: 68 / 80

MKD Product Safety Guide | 8 Appendix
8.3.4.9 X20A, X20B: MKD-C, String 2/3 DC Power
MKD-C, bottom
3 pin, pitch 5.08 mm
X20A for String 2, X20B for String 3
Pin Signal Description
1 +ST String DC Power +
2 -ST String DC Power -
3 PE Protective earth
8.3.4.10 X21A, X21B: MKD-C, String 2/3 Communication
MKD-C, bottom
Mini I/O
X21A for String 2, X21B for String 3
Pin Signal Description
1 Rx + R
2 Rx - Receive -
3 Tx + Tr
6 Tx - Transmit -
8.3.4.11 X22: MKD-C, String 1 Communication
MKD-C, front
RJ45 with built-in green and yellow LEDs
Pin Signal Description
1 Tx+ Tr
2 Tx - Transmit -
3 Rx + R
6 Rx - Receive -
8.3.4.12 X23: MKD-C, MKD-N, String 1 DC Power
MKD-C, MKD-N, front
3 slide contacts with screws
Connects DC-Bus link between modules
Pin Signal Description
1 + DC DC bus link +
2 - DC DC bus link -
3 PE Protective earth
68 Kollmorgen | kdn.kollmorgen.com | January 2019