2-1
CP1E CPU Unit Hardware User’s Manual(W479)
2
Ü
This section describes the basic system configuration and device models of the CP1E.
2-1 Basic System Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
2-1-1 Basic System Configuration Using an E-type CPU Unit . . . . . . . . . . . . . . . . . 2-2
2-1-2 Basic System Configuration Using an N-type CPU Unit . . . . . . . . . . . . . . . . . 2-3
2-2 CPU Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
2-2-1 CPU Unit Models . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
2-2-2 Optional Products . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-6
2-2-3 Unit Versions of CPU Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-7
2-3 Expansion I/O Unit or Expansion Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
2-3-1 Expandable CPU Units . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
2-3-2 Connection Methods . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
2-3-3 Maximum Number of I/O Points for an Expansion I/O Unit or
Expansion Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-9
2-3-4 Expansion I/O Units and Expansion Units . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-10
2-3-5 I/O Allocation to Expansion Units and Expansion I/O Units . . . . . . . . . . . . . . 2-12
2-3-6 Restrictions on System Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-13
2-4 Unit Current Consumption and External Power Supply Capacity . . . . . . 2-15
2-4-1 External Power Supply Capacity When Expansion I/O Units or
Expansion Units are Connected . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-15
2-4-2 Current Consumption . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-16
Basic System Configuration and
Devices