Communications Installation - Wiring and cabling
118 HC900 Process Controller Installation and User Guide Revision 19
06/14
Step Procedure Comments/Reference
Set IP addresses and
subnet masks.
Default IP addresses:
C30/C50: 192.168.1.254 and Subnet Mask of 255.255.255.0.
C70/C75: E1: 192.168.1.254, E2: 192.168.2.254. Must be on
different subnets.
Links to controller communication ports
Refer to Table 17 and the figure in Step 2 above. Port availability depends on Controller model.
Table 17 – Links to Controller Communication Ports
Controller
Port
/Connector
Type
Link Type:
Controller to
Cable Type To Device/Port Details
RS-232
3-plug
connector
Desktop or
Laptop PC
RS-232 Null Modem
cable, up to 50’
Or
RS-232 PC modem
cable, up to 50’
Serial port of PC (w/ Null
Modem cable)
or
Modem. Refer to RS-232
Remote Connection to PC
Configuration Tool on page
125.
For Wiring details of Null
Modem cable see Table
19.
RS-232
3-plug
connector
Modbus master
(controller is
single slave)
RS-232 Null Modem
cable, up to 50’
Or
RS-232 PC modem
cable, up to 50’
RS-232 to RS-485
converter
Refer to device’s port
instructions
RS-232
3-plug
connector
Modbus master
(controller is one
of multiple
slaves)
RS-232 to RS-485
converter
Refer to device’s port
instructions
RS-232
3-plug
connector
Modbus slave
network
(controller is
master)
RS-232 to RS-485
converter
Refer to device’s port
instructions
RS-485
3-Plug
connector
Operator
interface
Belden #9271 (or
equivalent)
Terminal connector of
operator interface. (Refer
to Table 18.)
Connect from each CPU (A
and B) to the OI.
RS-485
3-Plug
connector
Modbus master
(controller is
slave)
Belden #9271 (or
equivalent)
Refer to device’s port
instructions
To Next Page
Loading...
Need help?
General
