Issue
After configuring an XDriver point, clicking the refresh button on the editor results in an error "Invalid system enumeration" and no value response from the Slave device.
Environment
- BCX1
- Cyberstation 1.9X
- Modbus RTU
Cause
There is a register number shift (+1 or -1) some equipment uses. The registers listed in the manual do not actually exist.
Resolution
Add a register number shift (+1 or -1) to the register number listed in the manual.