Control Methods For The Sensor Controller - Omron FH series User Manual

Control Methods for the Sensor Controller

There are three methods that you can use to control the Sensor Controller from a PLC or other external device.
They are described in this section.
For details on each control method, refer to their corresponding section.
Control Methods
Method
Operation is controlled by the
ON/OFF status of the
Control signals and
Measurement Trigger Signal
status signals
(STEP) and Command Request
Bit (EXE).
Control is performed by sending
control commands. The
Control with
execution results of the
commands and
command can be confirmed in
responses
the response from the Sensor
Controller.
After a measurement is
Data output after performed, the previously
measurements specified measurement data is
output automatically.
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Control with Control Signals and Status Signals (Refer to
Status Signals (p.22))
Control and status confirmation for the Sensor Controller is performed with the ON/OFF status of the
control and status signals.
This method is best suited for basic operations such as measurement triggers or to check the operating
status of the Sensor Controller.
Trigger sensor
External device
Vision System FH/FZ5 Series User's Manual
for Communications Settings (Z342)
Overview Trigger type or area
ON/OFF status of the control
signals and status signals
The control command code is
stored in the I/O memory of the
PLC and then the Request Bit is
turned ON.
Not required. (Output is
performed automatically after
measurement.)
Control signal
Status signal
Sensor Controller
Signals or area used
Control signals and status
signals
PLC I/O memory (Command
Area and Response Area)
PLC I/O memory (Data Output
Area)
Control with Control Signals and
Communicating with an External Device
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