Modbus Register Read

Parameter Introduction

Calculation Parameters

Parameter	Range	Default Value	Description	Illustration
Device			Select device from the device list Note: Available devices must meet 2 conditions: 1. Device belongs to Modbus group; 2. Device is enabled
Slave Address	1-255	1
Address		0	Register address
Type	Holding Register/Input Register	Holding Register
Data Format	Signed Unsigned Long AB CD Long CD AB Long BA DC Long DC BA Float AB CD Float CD AB Float BA DC Float DC BA Double AB CD EF GH Double GH EF CD AB Double BA DC FE HG Double HG FE DC BA	Signed

Exception Troubleshooting

No.	Exception Information	Corresponding Parameter	Solution
1	Parameter "xxx" cannot be empty	Parameter name	Input the xxx parameter.
2	Device "xxx" does not exist	Device name	Modify device parameters or add corresponding device.