Through-beam Sensor Heads: FUN M ode Functions
The timing chart is shown below.
Changes for Different Types of Timer and PASS Output (Timer Time: t
The timer process is applied to the PASS output. This means that an ON-
delay timer of t
t
is applied to the PASS output when the measured value changes from
0
PASS to HIGH as shown in the following figure.
PASS output
HIGH output
Example: OFF-delay Timer (t
98
Normal output
ON
(Timer disabled)
OFF
ON
OFF-delay timer
OFF
ON
ON-delay timer
OFF
ON
One-shot timer
OFF
is applied to the HIGH output when the OFF-delay timer of
0
ON
OFF
ON
OFF
Delay Timer Applied to PASS Output
t
0
t
0
Measured value
PASS
HIGH
t
0
) Going from PASS to HIGH
0
Section 3-8
t
0
)
0
OFF-delay timer
(t
)
0
ON-delay timer
(t
)
0