97INSTALLATION AND OPERATION MANUAL 25-16328-B November 2020 www.eaton.com
Section 4: Appendix
1 Channel mains rated I/O unit wiring (CMIO353)
Installation
1. Separate the two halves of the unit and remove the PCB before drilling (PCB can
be added back in after).
2. Drill out (or knock out) the required cable entries in the surface mounting back box
3. Fit the back-box in position and pass the wires into it
4. Connect the unit according the diagram below
ote: N No addressing of the interface is required. See control panel
operation for details
Standard connections
ote: N
1. Only connect cable screen to its adjacent earth terminal
2. The end of line resistor must always be fitted, even if the spur is unused
EE
EE
2222 kk
55kk 66
EE
CC
NN//CC
NN//OO
IINN
OO UU TT
--
--
--
++
++
++
AAnn aalloogg uu ee AA dd ddrreess ss aa bbllee LL oooo pp
VV oolltt--FF rree ee OO uu ttpp uu tt
22 3300 VV RR aa ttee dd
SS PP UU RR
IINNPP UU TT