Omron MX2 Series

8 Communications Functions
8 - 51
Multi-function Compact Inverter 3G3MX2-EV2 User’s Manual (I666-E1)
8-9-4 Group A/b/C/H/P Register List
Precautions for Correct Use
• The “Register No.” in the table header shows the register number used inside the inverter.
Use this register number when setting EtherCAT communications.
• The “Modbus register spec. No.” in the table header shows the register number used to actu-
ally specify the register in the Modbus communication process.
This register number is 1 less than the inverter “Register No.” according to the Modbus com-
munication specifications.
Register
No.
Modbus
register
spec. No
Function name
Parameter
No.
R/W
Monitor or setting data
Data
resolution
Page
1201 hex
1200 hex
1st Frequency
Reference
Selection
A001
R/W
00:
Volume
*1
01: Control circuit terminal
block (Analog input)
02: Digital Operator
03: Modbus communi-
cation
04: Option
06: Pulse train frequency
07: DriveProgramming
10: Operation function
output
−
P. 5-23
1202 hex
1201 hex
1st RUN
Command
Selection
*2
A002
R/W
01: Control circuit ter-
minal block
(DriveProgramming)
02: Digital Operator
03: Modbus communi-
cation
04: Option
−
P. 5-21
*1. This setting is enabled when the Digital Operator with the volume control (Model: 3G3AX-OP01) is connected.
*2. If you change the 1st RUN Command Selection setting, be sure to wait at least 40 ms before actually inputting
the RUN command.
8
8-9 Modbus Communication Data Lists
8-9-4 Group A/b/C/H/P Register List