2
Safety information
2.1
General safety notes
This chapter contains general safety information about the safety switch.
Further information about specific product use situations can be found in the relevant
chapters.
DANGER
Hazard due to lack of effectiveness of the protective device
In the case of non-compliance, it is possible that the dangerous state of the machine
may not be stopped or not stopped in a timely manner.
b
Please read this document carefully and make sure that you understand the con‐
tent fully before working with the device.
b
Follow all safety notes in this document.
2.2
Intended use
The MLP1 safety switch is a transponder safety switch with a locking function, which is
controlled without contact by actuators and is suitable for the following applications:
•
Monitoring of movable physical guards
•
Locking device for process protection
The safety switch must only be used within the limits of the prescribed and specified
technical data and operating conditions at all times.
Incorrect use, improper modification of, or tampering with the safety switch will invali‐
date any warranty from SICK; in addition, any responsibility and liability of SICK for dam‐
age and secondary damage caused by this is excluded.
The safety switch is
not
suitable for the ambient conditions such as, but not limited, to
the following:
•
Applications in which the dangerous state cannot be ended immediately (stop‐
ping/run-down time)
•
Radioactivity (exception: natural radioactivity)
•
Vacuum or high pressure
•
High UV load
•
In the vicinity of low-frequency RFID devices
•
In the vicinity of magnetic fields
WARNING
Improper use of the safety switch
In the event of a voltage drop, the locking device unlocks regardless of whether the
dangerous state of the machine has ended
This safety switch has a simple electromagnetic locking device. There is no locking
device monitoring.
b
Do not use the safety switch as a safety locking device according to EN 14119.
b
Do not use the safety switch in applications in which the dangerous state cannot
be ended immediately (stopping/run-down time).
The following may impair the function of the safety switch:
•
Passing metal chips
SAFETY INFORMATION
2
8020169/ZJN1/2018-03-21 | SICK
O P E R A T I N G I N S T R U C T I O N S | MLP1
7
Subject to change without notice
