Hi
I have an 3 installations. Each consisting of
8 x Jazz UA24,
2 x M91 RA22,
1 x JAZZ R16,
1 x JAZZ T41,
4 x CIAT water Chillers
2 x PROCON analogue input modules.
They are all networked on RS485 using Specview SCADA package as MODBUS master.
All the Jazz PLCs use the JZ-RS4 com port adapter
All the Jazz controllers use the same Communication setup nets
All the Jazz controllers are run from the same 24VDC power supply
So that's the situation as it stands.
My problem is that the JAZZ R16 on all sites has very flakey coms.
It will occasionally come online after a restart fo