Fuji Electric MICREX-SX SPH Series - Connecting a Personal Computer Loader to the RS-232 C Port and RS-485 Port; Loader Network Configuration Using RS-485

3-7
3-2 System Configurations
1: 1 / 1: N connection
3-2-5 Connecting a personal computer loader to the RS-232C port and RS-485 port
This configuration connects a D300win personal computer loader to each of RS-232C and RS-485 ports.
RS-485
RS-232C
RS-485 port
Signal conversion
<Mode selection switch: “3”>
RS-232C port
Loader
None
Loader
CPU
Power
supply
RS1
For the connection, refer to
“3-3 Loader Connecting Cable.”
3-2-6 Loader network configuration using RS-485
This configuration connects a D300win personal computer loader to the RS-232C port of RS1 on System 1.
A D300win can communicate with both CPUs of System 1 and System 2.
RS-485
RS-232C
RS-485 port
Signal conversion
<Mode selection switch of System 2: “2”>
RS-232C port
Normal
Loader
RS-485 port
Signal conversion
<Mode selection switch of System 1: “5”>
RS-232C port
Loader
Yes
General device/loader
• When connected to the CPU of System 1, designate, from the
programming loader, the CPU which is in the configuration.
• When connected to the CPU of System 2, designate, from the
programming loader, the RS-485 station number of RS1 on System 2.
CPU
Power
supply
RS1
CPU
Power
supply
RS1