Additional Functions; Troubleshooting; Maintenance - SICK PowerProx Micro WTT2SL Manual Del Usuario

6.3

Additional functions

7

Troubleshooting

8

Maintenance

8.1 Maintenance
8021879.1CXK /2021-09-20 | SICK
Subject to change without notice
If the switching output fails to behave in accordance with the above diagram, check the
application conditions. See section
Information on the IO-Link functions can be found in the IO-Link index description for
photoelectric sensors which is available for download from www.sick.com (search for
the device's part number).
Table 6: Process data structure (IO-Link version: V1.1 Process data length: 4 bytes)
No.
Bit 0
Bit 1
Bit 2
Bit 3
Bits 4...15
Bits 16...31
Table 7: Fault diagnosis
Display, error situation
Green LED does not light up
Green LED does not light up
Green LED does not light up
Yellow LED flashes (only
briefly)
Yellow LED flashes quickly
(only briefly)
Yellow LED lights up, no object
in the path of the beam
Object is in the path of the
beam, yellow LED does not
light up
During operation, the device works maintenance-free.
Depending on the assignment location, the following preventive maintenance tasks
may be required for the device at regular intervals:
see figure 13, page 28
Description
Byte 0: bits 31...24
Byte 1: bits 23...16
Byte 2: bits 15...8
Byte 3: bits 7...0
Q
L1
Q
L2
Qint.1
Qint.2
Empty
Analog value
Cause
No voltage or voltage below
the limit values
Voltage interruptions
Sensor is faulty
Teach-in mode
Teach-in button lock active
Distance between the sensor
and the background is too
short
Distance between the sensor
and the object is too long or
sensing range is set too short
O P E R A T I N G I N S T R U C T I O N S | PowerProx Micro - WTT2SL(C)
COMMISSIONING
.
Data type
Boolean
Boolean
Boolean
Boolean
-
UInt16
Measure
Check the power supply,
check all electrical connections
(cables and plug connections)
Ensure there is a stable power
supply without interruptions
If the power supply is OK,
replace the sensor
Check the teach-in mode
Deactivate the button lock
Reduce the sensing range, see
teach-in
Increase the sensing range,
see teach-in
6
en
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