SICK Flexi Loop User Manual

2 Safety information
2.1 General safety notes
This chapter contains general safety information about the safe sensor cascade.
Mor
e safety information about specific usage situations of the safe sensor cascade is
available in the respective chapters.
DANGER
Hazar
d 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
Read this document carefully and ensure that you have fully understood the con‐
tents before you work with the device.
b
Pay particular attention to all safety notes in this document.
2.2 Correct use
The Flexi Loop safe sensor cascade is an expansion for the Flexi Soft and Flexi Classic
saf
ety controllers. It can be used …
•
To IEC 61508 up to SIL3
•
To EN 62061 up to SIL claim limit 3
•
To EN ISO 13849-1 up to category 4 and performance level e
The degree of safety actually attained depends on the external circuit, the design of the
wiring, the parameter configuration, the selection of the safety sensors and their place‐
ment on the machine.
The safe sensor cascade must only be used within the limits of the prescribed and
specified technical data and operating conditions at all times.
Incorrect use, improper modification, or tampering with the safe sensor cascade will
invalidate any warranty offered by SICK AG; in addition, any responsibility and liability
on the part of SICK AG for damage and secondary damage caused by such use, modifi‐
cation, or tampering shall be excluded.
Foreseeable misuse
The Fle
xi Loop safe sensor cascade is not suitable for the following usage, among oth‐
ers:
•
outdoors
•
under water
•
in explosive environments
2.3 Requirements for the qualification of personnel
Only qualified safety personnel are permitted to configure, install, connect, commission,
and maint
ain the safe sensor cascade.
Project planning
For project planning, a person is considered competent when he/she has expertise and
experience in the selection and use of protective devices on machines and is familiar
with the relevant technical rules and national work safety regulations.
SAFETY INFORMATION 2
8015836/YT10/2016-05-24 | SICK O P E R A T I N G I N S T R U C T I O N S | Flexi Loop
9
Subject to change without notice

SICK Flexi Loop Specifications

General

Brand	SICK
Model	Flexi Loop
Category	Accessories
Language	English