Controlling Operation and Outputting Data with the Sensor's Standard Parallel Connection
280
FQ2-S4 User’s Manual
8-1 Controlling Operation and Outputting Data with the Sensor's Standard Parallel Connection
Basic Operation with a Parallel Connection
This section describes the basic connections and signal flow with external devices.
With the default settings, the Sensor operates in the following manner.
* You can also use the READY signal, which will turn ON when a measurement trigger can be input.
You can assign the READY signal to any output from OUT0 to OUT2.
( Getting Individual Judgements and Expression Judgements: p. 287)
(2) Measurements
performed
(1) Measurement
trigger input
(3) Judgement
results output
Trigger Sensor
FQ2 Vision Sensor
External device
(3) Judgement results
output (overall
judgement: OR
signal)
Retained until the next
judgement results are
output.
Turned ON when overall judgement is NG.
(2) Executing
measurement
processing
(BUSY signal)
This signal stays ON until the next
measurement trigger can be input.*
You can confirm if measurements are in progress.
The trigger to perform measurements once is turned ON.
(1) Measurement
trigger input
(TRIG signal)
ON
OFF
ON
OFF
ON while measure-
ments are in progress
Measurement
trigger input
(TRIG signal)
OFF
ON
BUSY signal
OFF
ON
OFF
ON
READY signal
ON while measurements are in progress
OFF while measurements are in progress
When the measurement
trigger is received, the BUSY
signal turns ON and the
READY signal turns OFF.
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