Festo Controller CECC
19
3.5.8 IO-Link on the CECC-LK
1
IO-Link load voltage supply X11
2...5
IO-Link master ports for connecting IO-Link devices X12 ... X15
6
IO-Link device port for connecting the CECC-LK as an IO-Link device X16
Figure: CECC-LK, top manifold rail with IO-Link interfaces
IO-Link Pin Signal Comment
1
X11.1 24 Connection for load voltage supply for IO-Link master ports
1)
: UA+
X11.2
X11.3 0 Connection for load voltage supply for IO-Link master ports
1)
: UA–
(GND)
X11.4
2... 5
X12...15.1 L+ 24 V
X12...15.2 C/Q IO-Link communication signal
X12...15.3 L– 0 V
X12...15.4 24 UA+
X12...15.5 0 UA–
6
X16.1 L+ 24 V
X16.2 C/Q IO-Link communication signal
X16.3 L– 0 V
1) Port class B
Table: Pin allocation of the IO-Link interfaces on the CECC-LK