Omron FQ2-S4 User Manual page 284

Performing One Measurement for Each External Trigger
A measurement trigger is input as the TRIG signal from a proximity sensor, PLC, or other external device.
One measurement is performed when the TRIG signal turns ON.
Trigger input Sensor
Wiring
Color Signal
Pink TRIG
Black OUT0 (OR)
Orange OUT1 (BUSY)
Timing Chart
ON
TRIG signal
OFF
ON
BUSY signal
OFF
OR signal
1. Turn ON the TRIG signal while the BUSY signal is OFF.
2. Measurement begins and the BUSY signal is turned ON during the measurement process.
3. When the measurement has been finished, the measurement result is output using an OR signal, and the
BUSY signal is turned OFF.
*1: You can also set the signal to be turned OFF after data logging, image logging, or displaying results in the [BUSY output].
Important
When the Brightness Correction Mode is ON, the timing when images are taken is delayed.
Timing Chart When the Brightness Correction Mode Is ON: p. 61
282
Controlling Operation and Outputting Data with the Sensor's Standard Parallel Connection
(1) TRIG signal ON
Or other
device
Description
Trigger signal
Overall judgement (default
assignment)
Processing in progress (default
assignment)
ON for 1 ms min.
ON while measurements are
being processed (depends
on BUSY output conditions)
Turned ON when overall judgement is NG.
(OR output: ON for NG)
*1
(2) Performs
measurements once
The signals shown at the left are used.
Refer to the following information for signal wiring.
Wiring: p. 42
FQ2-S4 User's Manual