Omron MX2 Series

8 Communications Functions
8 - 57
Multi-function Compact Inverter 3G3MX2-EV2 User’s Manual (I666-E1)
Register
No.
Modbus
register
spec. No
Function name
Parameter
No.
R/W
Monitor or setting data
Data
resolution
Page
125F hex
125E hex
PID Selection
A071
R/W
00: Disabled
01: Enabled
02: Enabled (Reverse
output enabled)
−
P. 7-44
1260 hex
125F hex
PID P Gain
A072
R/W
0 to 2500
0.01
1261 hex
1260 hex
PID I Gain
A073
R/W
0 to 36000
0.1 [s]
1262 hex
1261 hex
PID D Gain
A074
R/W
0 to 10000
0.01 [s]
1263 hex
1262 hex
PID Scale
A075
R/W
1 to 9999
0.01
1264 hex
1263 hex
PID Feedback
Selection
A076
R/W
00: Current (OI)
01: Voltage (O)
02: Modbus communi-
cation
03: Pulse train frequency
10: Operation function
output
−
1265 hex
1264 hex
PID Deviation
Reverse Output
A077
R/W
00: Disabled (Devia-
tion = Target value
− Feedback value)
01: Enabled (Deviation
= Feedback value −
Target value)
−
1266 hex
1265 hex
PID Variable Range
Limit
A078
R/W
0 to 1000
0.1 [%]
1267 hex
1266 hex
PID Feedforward
Selection
A079
R/W
00: Disabled
01: Voltage (O)
02: Current (OI)
−
1268 hex
−
Reserved
−
−
−
−
−
1269 hex
1268 hex
1st AVR Selection
A081
R/W
00: Always ON
01: Always OFF
02: OFF during decel-
eration
−
P. 7-42
126A hex
1269 hex
1st Motor Rated
Voltage Selection
A082
R/W
200-V class: 00 (200)
01 (215)
02 (220)
03 (230)
04 (240)
400-V class: 05 (380)
06 (400)
07 (415)
08 (440)
09 (460)
10 (480)
126B hex
126A hex
AVR Filter Time
Constant
A083
R/W
0 to 10000
0.001 [s]
P. 7-42
126C hex
126B hex
AVR Gain at Decel-
eration
A084
R/W
50 to 200
1 [%]
126D hex
126C hex
Operation Mode
Selection
A085
R/W
00: Normal operation
01: Energy-saving operation
−
P. 7-50
126E hex
126D hex
Energy-saving
Response/Accuracy
Adjustment
A086
R/W
0 to 1000
0.1 [%]
126F to
1273 hex
−
Reserved
−
−
−
−
−
8
8-9 Modbus Communication Data Lists
8-9-4 Group A/b/C/H/P Register List