A-4.2.9. genesis ii non-isolated comms – Innotech Genesis V4 System User Manual
Page 95
Installation Instructions for Innotech Genesis Systems
Edition 011100
A-14
Figure A-13. Genesis I Non-Isolated Comms.
A-4.2.9.
Genesis II Non-Isolated Comms.
If all the devices on the Genesis II
network are supplied from the same switchboard, they will be connected to the same
electrical earth. Therefore, the Common connection of these Digital Controllers should be
at the same voltage and within the rated voltage of the RS485 ICs.
NOTE
Connection to
Terminal 91 is
fixed and cannot
be opened.
Screen is earthed
to Terminal 91
only at this Digital
Controller.
End
Connection
Screen
1 2
SEE NOTE
Looping
Connection
Screen
1 2
SEE NOTE
Looping
Connection
Screen
1 2
SEE NOTE
End
Connection
Screen
1 2
SEE NOTE