Schneider Electric France L Isle d Espagnac User Manual
Specifications and Main Features
Frequently Asked Questions
User Manual
XCSR
QGH1315301 03/2017
XCSR
Contactless RFID Safety Switches
User Manual
(Original Document)
03/2017
QGH1315301.00
www.schneider-electric.com
The information provided in this documentation contains general descriptions and/or technical characteristics of the performance of the products contained herein. This documentation is not intended as a
substitute for and is not to be used for determining suitability or reliability of these products for specific user
applications. It is the duty of any such user or integrator to perform the appropriate and complete risk
analysis, evaluation and testing of the products with respect to the relevant specific application or use
thereof. Neither Schneider Electric nor any of its affiliates or subsidiaries shall be responsible or liable for
misuse of the information contained herein. If you have any suggestions for improvements or amendments
or have found errors in this publication, please notify us.
No part of this document may be reproduced in any form or by any means, electronic or mechanical,
including photocopying, without express written permission of Schneider Electric.
All pertinent state, regional, and local safety regulations must be observed when installing and using this
product. For reasons of safety and to help ensure compliance with documented system data, only the
manufacturer should perform repairs to components.
When devices are used for applications with technical safety requirements, the relevant instructions must
be followed.
Failure to use Schneider Electric software or approved software with our hardware products may result in
injury, harm, or improper operating results.
Failure to observe this information can result in injury or equipment damage.
Read these instructions carefully, and look at the equipment to become familiar with the device before
trying to install, operate, or maintain it. The following special messages may appear throughout this
documentation or on the equipment to warn of potential hazards or to call attention to information that
clarifies or simplifies a procedure.
PLEASE NOTE
Electrical equipment should be installed, operated, serviced, and maintained only by qualified personnel.
No responsibility is assumed by Schneider Electric for any consequences arising out of the use of this
material.
A qualified person is one who has skills and knowledge related to the construction and operation of
electrical equipment and its installation, and has received safety training to recognize and avoid the
hazards involved.
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6QGH1315301 03/2017
At a Glance
Document Scope
Validity Note
About the Book
This manual describes the features, installation, wiring, usage, and troubleshooting of the XCSR RFID
Safety Switches.
The technical characteristics of the devices described in this manual also appear online.
To access this information online:
StepAction
1Go to
2In the Search box, type the model number of a product or the name of a product range.
3If more than one model number appears in the Products search results, click on the
4To save or print a data sheet as a .pdf file, click Download product datasheet.
The characteristics that are presented in this manual should be the same as those characteristics that
appear online. In line with our policy of constant improvement, we may revise content over time to improve
clarity and accuracy. If you see a difference between the manual and online information, use the online
information as your reference.
www.tesensors.com
Do not include blank spaces in the model number/product range.
model number that interests you.
.
QR Code
Related Documents
User Comments
A QR code including the Telemecanique Sensors web address is present on the XCSR RFID Safety Switch
marking. Technical documents are available in various languages in this website.
Title of documentationReference number
XCSR RFID Safety Switches - Quick Start GuideNHA77770
You can download these technical publications and other technical information from our website at
www.tesensors.com
We welcome your comments about this document. You can reach us by e-mail at
support@tesensors.com
.
customer-
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Overview
What Is in This Part?
XCSR
General
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General
Part I
General
This part provides detailed information about the safety requirements and product description.
This part contains the following chapters:
ChapterChapter NamePage
1Safety Requirements11
2Product Description13
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General
10
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XCSR
Safety R equi remen ts
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Safety Requirements
Chapter 1
Safety Requirements
Safety Requirements
Precautions
IMPROPER SETUP OR INSTALLATION
This equipment must only be installed and serviced by qualified personnel.
Read, understand, and follow the compliance below before installing the XCSR RFID Safety Switches.
Failure to follow these instructions can result in death, serious injury, or equipment damage.
Meeting Full Compliance
The compliance of a machine and the XCSR RFID Safety Switches with safety regulations, depends on
the proper application, installation, maintenance, and operation of the XCSR RFID Safety Switches. These
are responsibilities of the purchaser, installer, and employer.
The employer is responsible for selecting and training the personnel necessary to properly install, operate,
and maintain the machine and its safeguarding systems. The XCSR RFID Safety Switches must only be
installed, checked, and maintained by a qualified person. A qualified person is defined as “a person or
persons who, by possession of a recognized degree or certificate of professional training, or who, by
extensive knowledge, training and experience, has successfully demonstrated the ability to solve problems
relating to the subject matter and work” (ANSI B30.2).
To use the XCSR RFID Safety Switches, the given requirements must be met:
The guarded machine must be able to stop anywhere in its cycle.
The guarded machine must not present metallic chips in the vicinity of the XCSR RFID Safety Switches.
The guarded machine must have a consistent stopping time and adequate control mechanisms.
All applicable governmental and local rules, codes, and regulations must be satisfied. This is the user
and employer responsibility.
All safety-related machine control elements must be designed so that an alarm in the control logic or the
control circuit breakdown does not lead to a XCSR RFID Safety Switches failure.
Perform a test of the XCSR RFID Safety Switches during installation and after maintenance or
adjustment. As well as in case of any modification of the machine controls, tooling, machine or of the
RFID guarding system.
The proper functioning of the XCSR RFID Safety Switches and its operating line must be checked on a
regular basis based on the level of security required by the application (for example, number of
operations, level of environmental pollution, …).
Perform only the test and diagnostic procedures outlined in this manual.
Follow all procedures in this manual for proper operation of the XCSR RFID Safety Switches.
All safety-related machine control circuit elements, including pneumatic, electric, or hydraulic controls
must be control-reliable.
The enforcement of these requirements is beyond the control of Schneider Electric. The employer has the
sole responsibility to follow the preceding requirements and any other procedures, conditions, and
requirements specific to the machinery.
WARNING
Product Support
For more information about products and services in your country, visit
QGH1315301 03/201711
www.tesensors.com
.
Safety Requirements
12
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XCSR
Product Specification
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Product Description
Chapter 2
Product Description
Overview
This chapter describes the general information, XCSR RFID Safety Switch functions, and system
components.
What Is in This Chapter?
This chapter contains the following sections:
SectionTopicPage
2.1General Information14
2.2XCSR RFID Safety Switch Functions22
2.3System Components37
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Product Specification
General Information
Section 2.1
General Information
Overview
This section describes general information of the XCSR RFID Safety Switches.
What Is in This Section?
This section contains the following topics:
XCSR RFID Safety Switch General Description15
How a XCSR RFID Safety Switch Works?16
Operating Zones (S
Definition of Characteristic Times18
System Response Time (Process Safety Time)19
Risk Assessment20
TopicPage
– Sar)17
ao
14
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XCSR RFID Safety Switch General Description
Overview
The XCSR RFID Safety Switches are used where personnel protection is required. The basic applications
are for monitoring the position of movable safety guards to prevent hazardous situations from occurring
when the safety guard is opened. Such as, for example:
Robotic work cells
Mobile equipments
Transfer lines
Assembly lines
Roll handling equipments
Automated equipments
Machine tools
Food and beverage equipments
Packaging machines
Product Specification
QGH1315301 03/201715
Product Specification
How a XCSR RFID Safety Switch Works?
General Description
A XCSR RFID Safety Switch is a contactless system that consists of a microprocessor-controlled switch
(also called "sensor" or "reader") and a transponder (also called "tag" or "coded actuator").
The reader is to be mounted on the fixed part of the safety guard, and the transponder on the mobile part.
There is no contact between the transponder and the switch, a radio-frequency technology is used for the
communication.
The reader and the transponder are paired in factory. During the manufacturing, the reader loads into the
transponder with which it is sold, a unique code. This saved digital code is the unique "key" accepted by
the paired reader.
When the transponder enters the radio frequency field generated by the reader (by closing a guard door
for example), the reader detects the transponder and reads the data in the transponder memory.
If the transponder code demanded by the reader is correct, the reader switches its two redundant safety
outputs (OSSDs) to the ON state, indicating that the safety guard is closed and thus allowing the machine
operation. For more details, refer to XCSR RFID Safety Switch Functions
When the transponder goes outside the field generated by the reader (by opening a guard door for
example) the reader switches its two redundant safety outputs (OSSDs) to the OFF state in order to stop
the machine, indicating that the safety guard is opened.
By the use of a unique coding, RFID technology is robust against tampering (Type 4 - High level of coding
- according to ISO 14119).
A transponder cannot be reprogrammed. If for any reason, like a tampering attempt, the reader does not
receive from a transponder the only expected code saved in factory, the communication with the
transponder is rejected by the reader. The reader then enters in Error mode and switches its safety outputs
to the OFF state. A new power-up is then required. XCSR RFID Safety Switch is designed to be compliant
with the safety requirements PLe - Cat 4 (EN ISO 13849-1), SIL3 (IEC 61508) and SILCL3 (IEC 62061).
This illustration presents the XCSR RFID Safety Switch:
(see page 22)
.
16
1 Reader
2 Transponder
3 Transponder sensitive area
4 Reader sensitive area
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Operating Zones (Sao – Sar)
General Description
When paired transponder and reader are both operating:
S
(Assured operating sensing distance) is the distance from the sensing face within which the
ao
presence of the specified target is correctly detected under all specified environmental conditions (for
example: operating temperature, material of the mounting support) and manufacturing tolerances.
S
(Assured release sensing distance) is the distance from the sensing face beyond which the absence
ar
of the specified target is correctly detected under all specified environmental conditions (e.g operating
temperature, material of the mounting support) and manufacturing tolerances.
The value of S
(the black area in the drawing hereunder = OSSDs ON)
The value of S
certainty (the white area in the drawing hereunder = OSSDs OFF)
S
is the real switch-on sensing distance.
r
The gray zone represents the “transient state”. Inside the gray area, the commutation points are thus not
guaranteed (dispersions zone).
and Sar values depend on the approach directions and the misalignment between the transponder and
S
ao
the reader (refer to Mounting and Operating Distances
The reader and the transponder parts must be mounted in accordance with the given S
to ensure a switch ON and a switch OFF respectively in the black (<S
This diagram describes the operating zones:
Product Specification
is the switching distance below which the ON state is defined with an absolute certainty
ao
is the switching distance beyond which the OFF state is defined with an absolute
ar
(see page 45)
).
ao
) and white (>Sar) areas.
ao
and Sar values
Guaranteed sensing distances for XCSR RFID Safety Switch are given in face to face configuration and
without misalignment between the transponder and the reader:
S
= 10 mm (0.39 in)
ao
S
= 35 mm (1.38 in)
ar
Hysteresis: 3% x Sr ≤ Hr ≤ 20% x Sr
Refer to face to face mounting configuration
(see page 47)
.
A slight delay between the switching of the two OSSDs exists and is defined as the “OSSDs Delay Time
)”
(see page 18)
(T
DT
.
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Product Specification
Definition of Characteristic Times
Response Time (Tt)
Time between the transponder is entering the operating zone, and the switching of the OSSDs to the ON
state. Typical T
additional switch increases this time by 50 ms.
For Standalone models, the typical response time is T
= 120 ms. This time applies for only one reader. In daisy-chain configuration, each
t
=250ms.
t
Risk Time (T
)
r
Time between the transponder is leaving the operating zone, and the switching of the OSSDs to the OFF
state. T
< 120 ms. This time applies for only one reader. In daisy-chain configuration, each additional
r
switch increases this time by 18 ms.
First-up Time (TON)
After a power-up, the system is performing self-tests for checking its integrity. The first-up time is the delay,
from power-up, after which the system is ready for operation. T
Pairing Mode Time (T
PM
)
Time during which a new transponder pairing is possible (for “re-pairing enabled models” only).
= 10 s from First-up Time (TON) (10 s after the initialization phase).
T
PM
Safety Inputs Inconsistency Time (T
For daisy-chain configuration, maximum time-out allowed for an inconsistency between the states of the
two safety-related inputs. If the time-out is over with a persistent discrepancy, the OSSDs switch to the OFF
state. TIT < 18 ms.
OSSDs Delay Time (T
DT
)
Defines the time difference between the OSSDs for switching to the OFF state. TDT < 18 ms.
OSSDs Pulse Time (T
PT
)
This time is the width of the periodic pulses generated on each OSSD to perform the monitoring of the
safety outputs (short-circuit detection for example). This pulse duration must be compatible with the
downstream equipment connected to the OSSDs (safety interface for example). TPTmax = 1.4 ms, duty
cycle maximum 300 ms.
< 5 s.
ON
)
IT
18
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System Response Time (Process Safety Time)
General Description
According to EN ISO 13855, the total response time (T) corresponding to the overall system stopping
performance is calculated by the given formula:
+ t
T = t
1
2
Where:
= Response time of the protection system (in second). It is the total time between the actuation of the
t
1
safeguard and the switching to the OFF state of its output components. This time corresponds to the “Risk
Time” (T
= Stopping time of the machine (in seconds): maximum time required to terminate the hazardous
t
2
machine function after the output signal from the safeguard achieves the OFF-state. This information is
supplied by the machine manufacturer. The response time of the control and the output systems of the
machine is included in t2.
IMPROPER SETUP
Ensure that the XCSR RFID Safety Switch is mounted far enough away from the operations hazard to
When using a safety interface like safety relays or controllers, the response time of the safety interface
Failure to follow these instructions can result in death, serious injury, or equipment damage.
)
r
fully accommodate the stopping time.
must be added to the overall system stopping time.
Product Specification
WARNING
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Product Specification
Risk Assessment
General Description
Risk assessment and risk reduction are iterative processes described in EN ISO 12100, IEC 61508 &
IEC 62061 (SIL and SILCL), and EN ISO 13849-1 (PL).There are various techniques for risk assessment,
and not one of it can be considered as the right way to perform risk assessment. The standard specifies
some general principles but does not specify exactly what has to be done in each case.
For safety-related data, refer to Safety Related Data section
(see page 69)
.
This flowchart describes the risk assessment process:
Essential steps for risk assessment are the following:
Define tolerable risk level.
Identify hazards.
Analyze hazards.
Determine whether the risks are below an acceptable level.
Define protection measures if risks are above a tolerable level.
Check whether protection measures taken lead to an effective risk reduction (Iterative process).
This figure describes the elements of risk to take into account for the risk estimation:
WARNING
IMPROPER TYPE UTILIZATION
It is the responsibility of the user or integrator to check whether the use of the XCSR RFID Safety Switch
is consistent with the application risk assessment.
To choose the right product for your application, perform a risk assessment.
Failure to follow these instructions can result in death, serious injury, or equipment damage.
Safety of machinery.
Functional safety of safety-related electrical,
electronic, and programmable electronic control
systems.
Safety of machinery.
Interlocking devices associated with guards.
Principles for design and selection.
Control circuit devices and switching elements.
Proximity switches.
Control circuit devices and switching elements.
Requirements for proximity devices with defined
behavior under fault found conditions (PDDB).
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Product Specification
XCSR RFID Safety Switch Functions
Section 2.2
XCSR RFID Safety Switch Functions
Overview
This section describes the various functions of XCSR RFID Safety Switch.
What Is in This Section?
This section contains the following topics:
Operating Modes23
External Device Monitoring (EDM) or Machine Primary Control Element (MPCE) Monitoring25
Operating and Output States, LED Meaning26
XCSR Standalone Models28
XCSR Series Connection (Daisy-Chain)30
XCSR Single Models33
Pairing Modes35
TopicPage
22
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Operating Modes
Introduction
Automatic Start
Product Specification
The operating mode determines the start-up and operating behavior of the XCSR RFID Safety Switch. The
operating mode descriptions in this section are derived from the operating state definitions
In this mode, the system enters the Run state after startup without operator intervention, as long as the
paired transponder is in the reader detection zone. When the XCSR RFID Safety Switch is powered up, it
enters the initialization phase during which its safety outputs are OFF. If no faults are detected and the
safety guard is closed, it enters the Run state
up Time
leaves the operating zone (safety guard opening), the XCSR RFID Safety Switch changes from Run state
to Stop state
the paired transponder enters again the detection zone (without any fault detected): the XCSR RFID Safety
Switch then automatically changes from Stop state to Run state and the two safety outputs switch to ON
state.
Automatic Start is available on XCSRC•1AM12 standalone models
(see page 18)
(see page 26)
) and the two safety outputs switch to ON state. In this state, when the transponder
(the two safety outputs switch to OFF state), and remains in the Stop state until
(see page 26)
after 5 seconds maximum (refer to TON First-
(see page 26)
WARNING
IMPROPER AUTOMATIC START UTILIZATION
The manual Start/Restart is required in most safety applications. If you use the automatic start function,
check that this automatic start mode is compatible with risk assessment performed for the application.
Failure to follow these instructions can result in death, serious injury, or equipment damage.
.
Manual Start/Restart
When the XCSR RFID Safety Switch is powered up, it enters the initialization phase during which its safety
outputs are OFF. If no faults are detected after the first-up time, it enters the Start/Restart state. To enter
the Run state and switch the OSSDs to ON, the paired transponder must be in the reader detection zone,
no faults detected, and the operator must press and release ("monitored start") the Start button. Then, if
the XCSR RFID Safety Switch leaves the detection zone when it is in Run state, the XCSR RFID Safety
Switch changes to Stop state and the safety outputs change from ON to OFF state.
If the paired transponder enters the detection zone again (and no faults are detected), the safety outputs
stay at the OFF state until the push button is actuated.
WARNING
UNINTENDED EQUIPMENT OPERATION
Follow the requirements concerning start/restart operating modes defined in ISO 12100:
“Requirements for interlocking guards with a start function (control guards)” section.
The Restart command must be installed outside the dangerous area in such way that the whole working
and hazardous areas are observable. You must not access the Start/Restart command inside the hazard
area.
Failure to follow these instructions can result in death, serious injury, or equipment damage.
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Product Specification
NOTICE
UNINTENDED EQUIPMENT OPERATION
For "monitored manual Start/Restart", the command is effective after the operator has pressed and
released the Start button, which means a transition sequence 0 Vdc –> 24 Vdc –> 0 Vdc on the start
command. The minimum duration of this sequence must be between 200 ms and 5 s. Beyond the 5 s,
the release action on the command will not activate the XCSR RFID Safety Switch. The operator will have
to repeat the start/restart sequence and release the command before 5 s.
The "monitored manual Start/Restart" is available exclusively on XCSRC•1MM12 standalone models.
For Single and Daisy-Chain XCSR RFID Safety Switch models, refer to the safety interface operating
instructions.
Failure to follow these instructions can result in equipment damage.
24
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Product Specification
External Device Monitoring (EDM) or Machine Primary Control Element (MPCE) Monitoring
General Description
EDM monitoring is an important safety function.
The EDM monitors the interface between XCSR RFID Safety Switch and the guarded machine to:
Confirm that the external devices such as switching devices like contactors are responding correctly to
the XCSR safety outputs.
Detect any inconsistency between the two external devices (that is, control relays or contactors) which
could prevent a stop signal from reaching the machine primary control elements (for example, power
contactors or electrovalve relays).
The EDM controls the external contactors KM1/KM2 connected to the two OSSDs. To achieve this,
normally closed contacts of the external contactors are monitored.
To perform this function, the contactors KM1/KM2 must have:
Normally closed mirror contact, according to IEC 60947-4-1 (Annex F) for power contactors.
Linked contacts (or force-guided contacts), according to IEC 60947-5-1 (Annex L) or EN 50205 for
auxiliary contactors or control relays.
XCSR RFID Safety Switch standalone models have built-in EDM function. For Daisy-Chain and Single
models, refer to the safety interface operating instructions (e.g safety relay or safety controller).
To manage the EDM function, refer to wiring instructions
(seepage54)
.
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Product Specification
Operating and Output States, LED Meaning
Introduction
This figure describes the Diagnostic LED of the XCSR reader:
LED 1 (TR) Transponder state
LED 2 (RD) Reader/Output state
Diagnostic LED Meanings
This table describes the operating and output states with LED meanings and output states of the XCSR
RFID Safety Switch:
Operating
InitializationOrangeOrangeOFFXCSR reader initialization in
ConfigurationOrange
LED 1
state
OFFOFFOFFOFFXCSR reader is unpowered-
RunGreenOrange
Transponde
r
Fast blinking
GreenOrange
Orange
Blinking
Red
Blinking
Orange
Fast blinking
GreenGreenONPaired transponder detected
GreenRedOFFPaired transponder detected but
OFFRedOFFNo transponder in the fieldDoor opened
LED 2
Reader
Orange
Fast blinking
Fast blinking
RedOFFMaximum of pairing reached-
RedOFFInvalid transponder detectedTransponder not blank
RedOFFPairing process unsuccessfulOnly for “re-pairing
Blinking
OSSDsLEDs meaningComment
progress
OFFXCSR reader is in configuration
mode
OFFPairing with new transponder
done: new power-up required
OFFPaired transponder detected:
waiting for the start condition
and/or KM1_KM2 feedback
(EDM)
and all other operating
conditions are correct
the safety inputs are at the OFF
state.
-
-
Only for “re-pairing
enabled models”
or not Telemecanique
transponder
enabled models”
Only for standalone
versions
Door closed
For Daisy-Chain
models: at least one of
the previous readers
has its OSSDs at the
OFF state (door
opened, error detected
or OFF state)
26
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Product Specification
Operating
state
Transponde
Error detected Red
Blinking
Green or
OFF
LED 1
r
LED 2
Reader
Red
Blinking
1, 2, 3, or 4
red flashes
OSSDsLEDs meaningComment
OFFInvalid transponder or non-
paired transponder detected:
new power-up required after
Possible attempted
fraud or transponder
damaged
fault clearance
OFFInternal error detected. Contact
the customer support of your
country.
The color of the LED 1
depends on the
presence of the
transponder:
Green: transponder
OFF: no
detected
transponder
detected
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Product Specification
XCSR Standalone Models
General Description
Special models of the XCSR RFID Safety Switches (XCSRC•1•M12) are designed to be used as
standalone products, when associated with contactors having mechanically linked contacts (force-guided)
connected to the OSSDs that is, without any safety relay, controller, or PLC. In standalone operation, the
two OSSDs are connected directly to the contactors. This connection is made through a pre-wired 8 pins
M12 connector.
Refer to Connection Schematics
(see page 56)
.
1 XCSRC•1MM12: XCSR RFID Safety Switch standalone model
2 KM1: contactor 1 - OSSD1
3 KM2: contactor 2 - OSSD2
UNINTENTED EQUIPMENT OPERATION
The KM1 and KM2 contactors must have force-guided contacts.
Failure to follow these instructions can result in death, serious injury, or equipment damage.
UNINTENTED EQUIPMENT OPERATION
Use of arc suppressors for KM1 & KM2 is recommended.
Failure to follow these instructions can result in equipment damage.
Features and Requirements
The XCSR RFID Safety Switch standalone models have the given features and requirements:
XCSRC•1•M12 standalone models are compliant with the following safety standards SIL3 (IEC 61508)
SILCL3 (IEC 62061), and PLe- Cat.4 (EN ISO 13849-1)
WARNING
NOTICE
28
QGH1315301 03/2017
Product Specification
It is the aim of the risk analysis to determine whether the use of XCSRC•1•M12 standalone models are
compatible with the expected safety integrity level of the entire system.
WARNING
IMPROPER UTILIZATION
It is the responsibility of the user or integrator to check whether the use of standalone XCS R RF ID Safe ty
Switch is consistent with the application risk assessment.
Perform a risk assessment to choose the right product for your application.
Failure to follow these instructions can result in death, serious injury, or equipment damage.
QGH1315301 03/201729
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