Table of Contents
Advertisement
Table 1: Examples of the diagnostic function of the safety-sensor with conventional diagnostic output
Sensor function
I.
Supply voltage
II.
actuated
III.
Actuated,
actuator in limit
area
IV.
Error warning,
sensor
actuated
V.
Error
VI.
Teach actuator
VII.
Protection time
VIII.
Error in input
circuit X1
and/or X2
IX.
Error in input
circuit X1
and/or X2
7.4 Safety-sensors with serial diagnostic function
LED's
green
red
On
Off
Off
Off
Off
Off
Off
Flashes
Off
Flashes
Off
On
Flashes
Off
Flashes
Off
(1Hz)
Flashes
Off
(1Hz)
Diagnostic-
output
yellow
Off
0 V
On
24 V
Flashes
24 V
(1Hz)
pulsed
Off
0 V
Off
0 V
Flashes
0 V
Off
0 V
Off
0 V
On
24 V
Safety
Comments
outputs
Y1, Y2
0 V
Voltage on, no
evaluation of
the voltage
quality
24 V
The yellow LED
always signals
the presence of
an actuator
within range.
24 V
The sensor
must be
adjusted before
the distance to
the actuator
increases and
before the
safety outputs
are disabled,
thus stopping
the machine.
24 V
After 30
minutes if the
error is not
rectified
0 V
Refer to table
with flash
codes
0 V
Sensor in
teaching mode
0 V
10 minutes
pause after re-
teaching
0 V
Example: door
open; a door in
the safety
circuit
upstream is
also open.
0 V
Example: door
closed, a door
in the safety
circuit
upstream is
open.
Advertisement
Table of Contents
