Omron FQ2 Series, User Manual

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Controlling Operation and Outputting Data with the Sensor's Standard Parallel Connection
234
FQ2 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. 241)
(2) Meas u rements
performed
(1) Meas u rement
trigger inp u t
(3) J u dgement
res u lts o u tp u t
Trigger Sensor
FQ2 V ision Sensor
External de v ice
(3) J u dgement res u lts
o u tp u t (o v erall
j u dgement: OR
signal)
Retained u ntil the next
j u dgement res u lts are
o u tp u t.
T u rned O N w hen o v erall j u dgement is N G.
(2) Exec u ting
meas u rement
processing
(BUSY signal)
This signal stays O N u ntil the next
meas u rement trigger can b e inp u t.*
Yo u can confirm if meas u rements are in progress.
The trigger to perform meas u rements once is t u rned O N .
(1) Meas u rement
trigger inp u t
(TRIG signal)
O N
OFF
O N
OFF
O N w hile meas u re-
ments are in progress
Meas u rement
trigger inp u t
(TRIG signal)
OFF
O N
BUSY signal
OFF
O N
OFF
O N
READY signal
O N w hile meas u rements are in progress
OFF w hile meas u rements are in progress
W hen the meas u rement
trigger is recei v ed, the BUSY
signal t u rns O N and the
READY signal t u rns OFF.