Omron C200H Operation Manual page 46

Before Operation
Block Diagram
I/O bus
C200H
CPU
3-1-2 Switch Settings
Unit Number
The following diagram shows the basic internal configuration of the Analog Out-
put Unit.
Switch
Photocoup-
ler
CPU
ROM/
RAM
5 V
DC/DC
0 V
converter
Unit number
setting switch
D/A con-
verter
Analog
power
supply
The switch notch points to the unit number. The
switch in the figure to the left is set to 0. Odd num-
bers, in parentheses here, are not shown on the Unit.
Use a standard screwdriver to set a different unit
number for each Analog I/O Unit. IR area memory is
allocated according to unit number, as shown in the
table below.
Section 3-1
+
Voltage
output
–
Outputs
1 to 4
+
Current
output
–
37