5-13
5 Installation and Wiring
CP1E CPU Unit Hardware User’s Manual(W479)
5-2 Installation
5
5-2-4 Connecting Expansion I/O Units and Expansion Units
The following restrictions apply to the CP-series Expansion Units and Expansion I/O Units that can be
connected to CP1E CPU Units.
Maximum Number of Connectable Units
With an E30/40, N30/40/60 or NA20 CPU Unit, a total of up to three Expansion I/O Units and Expan-
sion Units can be connected to one CPU Unit. It is not possible to connect Expansion I/O Units and
Expansion Units to E10/14/20 or N14/20 CPU Units.
Precautions on Connecting Units