Communications Programs (CS-series PLCs)
●
Remote I/O Allocation Areas
I/O classification
Output
(PLC to 3G3MV
Inverter)
Input
(3G3MV Inverter to
PLC)
Timing Chart
■
000000 (Program Start Input Bit)
000001 (Program End Input Bit) or
003110 (Communications Error Flag)
000002 (Program Execution Flag)
000100 (Frequency Reference
Write Flag)
000101 (Control Input Write Flag)
000102 (Output Frequency Read Flag)
000103 (Inverter Status Read Flag)
000300 (Control Input Write
Completed Flag)
000301 (Frequency Reference Write
Completed Flag)
000302 (Output Frequency Read
Completed Flag)
000303 (Inverter Status Read
Completed Flag)
000004 (Inverter Stop Command
Flag)
Word address
n
Register number (leftmost bits) Function code (10: Write, 03:
n+1
Register data (leftmost bits)
n+2
Not used
m
Register number (leftmost bits) Function code (10: Write, 03:
m+1
Register data (leftmost bits)
m+2
Not used
2
3
1
15 to 8
Read)
Register number (rightmost
bits)
Register data (rightmost bits)
Read)
Register number (rightmost
bits)
Register data (rightmost bits)
4
5
Chapter 9
7 to 0
9-15