9 - 9
9 Communications Functions
High-function General-purpose Inverter RX2 Series User’s Manual
9-
3 Explan
atio
n
o
f Each
Fun
ctio
n C
ode
9
9-3
Explanation of Each Function Code
Reads the coil status (ON/OFF).
Precautions for Correct Use
Precautions for Correct Use
The byte order was changed when data over 1 bite is processed with reading function of sev-
eral coils via Modbus communication.
Receive data in the data layout as shown below, according to the number of data bytes to be
read.
• Data received as 1-byte data (1 to 8 coils)
• Data received as 2-byte data (9 to 16 coils)
• Data received as 3-byte data (17 to 24 coils)
• Data received as 4-byte data (25 to 32 coils)
Example
When inverter’s input terminal function 1 to 6 with slave address 8 is read out, the input terminal status
is shown as below table.
Coil numbers 000B hex and 000C hex are OFF.
Read Coil Status [01 hex]
Coil 8 to Coil 1
Coil 8 to Coil 1
Coil 16 to Coil 9
Coil 8 to Coil 1
Coil 16 to Coil 9
Coil 24 to Coil 17
Coil 8 to Coil 1
Coil 16 to Coil 9
Coil 24 to Coil 17
Coil 32 to Coil 25
Item
Data
Input terminal No.
1
2
3
4
5
6
Coil number
0005 hex
0006 hex
0007 hex
0008 hex
0009 hex
000A hex
Terminal status
ON
ON
ON
OFF
ON
OFF
Summary of Contents for RX - 2
Page 1: ...High function General purpose Inverter RX2 Series User s Manual I620 E1 01 3G3RX2...
Page 54: ...1 Overview 1 22 High function General purpose Inverter RX2 Series User s Manual...
Page 136: ...2 Design 2 82 High function General purpose Inverter RX2 Series User s Manual...
Page 592: ...8 Applied Settings 8 192 High function General purpose Inverter RX2 Series User s Manual...
Page 754: ...11 Options 11 56 High function General purpose Inverter RX2 Series User s Manual...
Page 794: ...12 Troubleshooting 12 40 High function General purpose Inverter RX2 Series User s Manual...
Page 919: ......
