Omron CRT1 - 10-2008 Operation Manual page 161

Units with Screw Terminal Blocks
Component Names and Functions
Indicator Section
Communications
Indicators
I/O Indicators
Setting the Node
Address
138
Node address switches:
×10 and ×1 (from left)
Communications
indicators:
Output indicators
MS and NS
0 to 7
Communications connector
Refer to 4-1-3 Communications Indicators.
The meanings of the output indicators are given in the following table.
Name LED status
0 to 7 Lit yellow.
Not lit.
The node address is set as a decimal number with the 10s digit set on the left
rotary switch and the 1s digit set on the right rotary switch. (The maximum
node address is 63.)
The setting on the rotary switches is read when power is turned ON.
0
0
1s digit of node address
10s digit of node address
Output SSRs
I/O terminal block (removable)
I/O status
Output ON The output is ON.
Output OFF The output is OFF.
Section 5-3
Meaning