Modbus TCP slave for Epic

[gerhardK]

@Edmund
There are a couple of very helpful tips here in the forum that might be of help here:

Groov EPIC and RIO firewall tips

Just a few tips regarding the groov family firewall. (Feel free to add your own as time goes by). Since both EPIC and RIO run Linux, you can not open a port lower than 1024. The reasons for not less than 1024 are steeped history but generally revolve around the fact that when you talk to a service below 1024 you are talking to a secure service and thus you know its an elevated privilege service and the Linux user that runs groov Manage does not have root (superuser privileges) permission. N…

Using Port 502 for Modbus Clients on groov Devices

Both groov EPIC and groov RIO (the whole family) are ModbusTCP slaves out of the box. They listen on port 502 and send the requested data back out that port. This is very powerful if you are needing I/O or scratchpad data out of any of the groov devices to a ModbusTCP master on your local network. TIP. If you need a PAC Control variable available via Modbus, just write the variable to a scratchpad location and use the groov Manager Modbus calculator to get the device ID and register address o…

Modbus Integration Kit with Groov EPIC LC

Ok I will look into that. Thanks Philip.