46
PfofiBus Gateway
5.2.2 Gateway Control/Status Signals
The initial fixed area in the address configuration is used by signals that control the gateway unit, and
consists of four input bytes and four output bytes.
These signals are used to control the ON/OFF of SIO communication and monitor the SIO communication
status and gateway unit status.
PLC output
Byte address
Gateway
control signal 0
Gateway
control signal 1
Gateway
status signal 0
Gateway
status signal 1
PLC input
* The byte address is indicated as a relative byte address from the initial byte-address byte of the
gateway.