Connecting
5.2 Ports
SCALANCE X-400
Operating Instructions, 06/2015, C79000-G8976-C186-12
103
Connectors of the signaling contact and grounding strap (X2)
The signaling contact is connected by contacts MK1 and MK2 on the 4-pin connector to the
rear terminal block on the power module.
Figure 5-2
Pins of connector X2
By inserting a strap between protective earth GND and M3, IE Switches X-400 can be
operated with grounded reference potential.
When the device ships, no strap is fitted (non-grounded reference potential).
Conn. 2
MK1
Floating signaling contact relay connector 1
M3
Ground
GND
Protective earth
MK2
Floating signaling contact relay connector 2
Содержание SCALANCE X-400
Страница 6: ...Table of contents SCALANCE X 400 6 Operating Instructions 06 2015 C79000 G8976 C186 12 ...
Страница 10: ...Introduction 1 1 Preface X400 SCALANCE X 400 10 Operating Instructions 06 2015 C79000 G8976 C186 12 ...
Страница 12: ...Safety instructions SCALANCE X 400 12 Operating Instructions 06 2015 C79000 G8976 C186 12 ...