Communications Installation - Overview
Revision 18 HC900 Process Controller Installation and User Guide 117
02/14
Communications Installation
Overview
This section contains descriptions, procedures and recommendations for installing communications systems
and components.
Wiring and cabling
Table 16 – Connect Communications Wiring and Cabling
Step Procedure Comments/Reference
1
Determine requirements
for communications links.
See:
• Ethernet
Devices/Considerations
on page 27
• For legacy system,
serial Ports (RS-232
and RS-485) on page
35. For new system,
two RS-432 serial ports
on page 35
• Cabling/Wiring Distance
Planning on page 45.
2
Refer to the diagram at
right, and to Table 17
Links to Controller
Communication Ports for
connection details.
All ports are shown.
(Availability depends on
controller model, see
Figure 12 page 23.)
Connect communications
cabling.
For Modbus connections,
see page 142.
Communication Ports (all ports shown)
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