his work is protected by copyright. Any rights derived from the copyright shall be
T
reserved for SICK AG. Reproduction of this document or parts of this document is only
permissible within the limits of the legal determination of Copyright Law. Any modifica‐
tion, abridgment or translation of this document is prohibited without the express writ‐
ten permission of SICK AG.
The trademarks stated in this document are the property of their respective owner.
15.1 Compliance with EU directives................................................................. 186
15.2 Checklist for the manufacturer................................................................ 187
16List of figures..................................................................................... 188
17List of tables....................................................................................... 190
6
O PE R AT I NG IN S TR U CT I ON S | Flexi Soft Modular Safety Controller8012478/15UF/2019-10-31 | SICK
Subject to change without notice
ABOUT THIS DOCUMENT 1
1About this document
1.1Purpose of this document
These operating instructions contain the information required during the life cycle of the
lexi Soft modular safety controller.
F
These operating instructions are to be made available to all those who work with the
Flexi Soft modular safety controller.
For the Flexi Soft system, there are operating instructions and mounting instructions, each covering clearly defined
f
ields of application.
Table 1: Overview of the Flexi Soft documentation
Document typeTitleContentsPurposePart number
Operating instruc‐
ions
t
Operating instruc‐
tions
Operating instruc‐
tions
Operating instruc‐
ions
t
Operating instruc‐
tions
Operating instruc‐
tions
Flexi Soft Modular
Safety Controller
Hardware
Flexi Soft in the
Flexi Soft Designer
Configuration software
Safety Designer
Configuration software
Flexi Soft in the
Safety Designer
Configuration software
Flexi Soft Gateways
Hardware
Flexi Soft Gateways in
Flexi Soft Designer
Configuration software
Description of the Flexi Soft
modules and their functions
Description of the softwarebased configuration of the
Flexi Soft safety controller
along with important diag‐
nostics functions and
detailed notes on identifying
and rectifying errors
Description of the installa‐
tion and general basic princi‐
ples of operation
Description of the softwarebased configuration of the
Flexi Soft safety controller
along with important diag‐
nostics functions and
detailed notes on identifying
and rectifying errors
Description of the Flexi Soft
gateways and their functions
Description of the softwarebased configuration of the
Flexi Soft gateway, informa‐
tion about data exchange in
networks as well as about
the status, planning, and
associated mapping
Instructions for technical
personnel working for the
machine manufacturer or
operator on the safe mount‐
ing, electrical installation,
and maintenance of the
Flexi Soft safety controller
Instructions for technical
personnel working for the
machine manufacturer or
operator on the safe configu‐
ration and commissioning,
as well as the safe opera‐
tion, of the Flexi Soft safety
controller
To provide technical person‐
nel working for the machine
manufacturer/operator with
instructions so that they can
use the Safety Designer con‐
figuration software
Instructions for technical
personnel working for the
machine manufacturer or
operator on the safe configu‐
ration and commissioning,
as well as the safe opera‐
tion, of the Flexi Soft safety
controller
To provide technical person‐
nel working for the machine
manufacturer/operator with
instructions so that they can
safely carry out the mount‐
ing, electrical installation,
and maintenance work for
the Flexi Soft gateways
To provide technical person‐
nel working for the machine
manufacturer/operator with
instructions so that they can
safely configure and com‐
mission the Flexi Soft gate‐
ways
8012999
8012998
8018178
8013926
8012662
8012483
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Subject to change without notice
7
BOUT THIS DOCUMENT
1 A
Document typeTitleContentsPurposePart number
Operating instruc‐
t
ions
Operating instruc‐
tions
Operating instruc‐
tions
Operating instruc‐
tions
Mounting instruc‐
tions
Mounting instruc‐
tions
Flexi Soft Gateways in the
Safety Designer
Configuration software
Flexi Loop
safe series connection
Hardware
Flexi Loop in Safety Designer
Configuration software
Flexi Loop in the
Flexi Soft Designer
configuration software
Flexi Soft FX3-EBX3 and
FX3-EBX4 Encoder/Motor
Feedback Connection Boxes
Description of the softwarebased configuration of the
Flexi Soft gateway, informa‐
tion about data exchange in
networks as well as about
the status, planning, and
associated mapping
Description of the Flexi Loop
safe series connection and
its functions
Description of how to config‐
ure and set the parameters
for the Flexi Loop safe series
connection using software
Description of how to config‐
ure and set the parameters
for the Flexi Loop safe series
connection using software
Description of FX3-EBX3 and
FX3-EBX4 encoder/motor
feedback connection boxes
Description of the FX3-EBX1
optimized dual encoder/
motor feedback connection
box
To provide technical person‐
nel working for the machine
manufacturer/operator with
instructions so that they can
safely configure and com‐
mission the Flexi Soft gate‐
ways
To provide technical person‐
nel working for the machine
manufacturer/operator with
instructions so that they can
safely carry out the mount‐
ing, electrical installation,
and maintenance work for
the Flexi Loop safe series
connection
To provide technical person‐
nel working for the machine
manufacturer/operator with
instructions so that they can
safely configure and com‐
mission the Flexi Loop safe
series connection
To provide technical person‐
nel working for the machine
manufacturer/operator with
instructions so that they can
safely configure and com‐
mission the Flexi Loop safe
series connection
To provide technical person‐
nel working for the machine
manufacturer/operator with
instructions so that they can
safely carry out the mount‐
ing, electrical installation,
commissioning, and mainte‐
nance work for FX3-EBX3
and FX3-EBX4 encoder/
motor feedback connection
boxes
To provide technical person‐
nel working for the machine
manufacturer/operator with
instructions so that they can
safely carry out the mount‐
ing, electrical installation,
commissioning, and mainte‐
nance work for the FX3EBX1 optimized dual
encoder/motor feedback
connection box
8018170
8015834
8018174
8014521
8015600
8019030
1.2Scope
8
O PE R AT I NG IN S TR U CT I ON S | Flexi Soft Modular Safety Controller8012478/15UF/2019-10-31 | SICK
These operating instructions apply to all modules of the Flexi Soft safety controller with
he exception of the Flexi Soft gateway.
t
Subject to change without notice
This document forms an integral part of SICK part number 8012999 (the “Flexi Soft
modular s
guages).
These operating instructions provide technical personnel of the machine manufacturer
or the machine operator instructions regarding the safe assembly, electrical installa‐
tion, commissioning, operation and maintenance of the Flexi Soft modular safety con‐
troller.
These operating instructions do not provide information on operating the machine in
which a safety controller is integrated. For information about this, refer to the operating
instructions of the specific machine.
1.3Information depth
These operating instructions contain information about the modular Flexi Soft safety
cont
roller on the following topics:
ABOUT THIS DOCUMENT 1
afety controller hardware” in operating instructions in all available lan‐
Mount
•
Electrical installation
•
Hardware commissioning
•
The planning and use of SICK protective devices requires technical skills that are not
vered by this document.
co
The official and legal regulations for operating the Flexi Soft modular safety controller
must always be complied with.
1.4Target group
These operating instructions are intended for planning engineers, developers, and oper‐
a
tors of plants and systems that are to be protected by means of a Flexi Soft modular
safety controller. They are also intended for people who integrate the Flexi Soft safety
controller into a machine, carry out its commissioning, or who are in charge of mainte‐
nance.
1.5Further information
www.sick.com
T
he following information is available via the Internet:
The Flexi Soft operating instructions in various languages for viewing and printing
•
The Flexi Soft Designer configuration software
•
The Safety Designer configuration software
•
Configuration aids
•
Example applications
•
Data sheets
•
Product and application animations
•
CAD data for drawings and dimensional drawings
•
EDS, ESI, GSD, and GSDML files
•
Certificates (such as the EU declaration of conformity)
•
Guide for Safe Machinery (six steps to a safe machine)
•
ing
Fault diagnosis and troubleshooting
•
Ordering information
•
Conformity and approval
•
1.6Symbols and document conventions
The following symbols are used in these operating instructions:
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Subject to change without notice
9
1 A
BOUT THIS DOCUMENT
Safety notes and other notes
DANGER
ates a situation presenting imminent danger, which will lead to death or serious
Indic
injuries if not prevented.
WARNING
Indic
ates a situation presenting possible danger, which may lead to death or serious
injuries if not prevented.
CAUTION
Indicates a situation presenting possible danger, which may lead to moderate or minor
injuries if not prevented.
NOTICE
ates a situation presenting possible danger, which may lead to property damage if
Indic
not prevented.
NOTE
Indic
ates useful tips and recommendations.
Instructions to action
he arrow denotes instructions to action. Read carefully and follow the instructions
T
b
for action.
LED symbols
These symbols indicate the status of an LED:
The LED is off.
o
The LED is flashing.
Ö
The LED is illuminated continuously.
O
10
O PE R AT I NG IN S TR U CT I ON S | Flexi Soft Modular Safety Controller8012478/15UF/2019-10-31 | SICK
Subject to change without notice
2On safety
This chapter contains general safety information about the Flexi Soft modular safety
roller.
cont
More safety information about specific usage situations for the Flexi Soft modular
safety controller is provided in the respective chapters.
2.1General safety notes
WARNING
proper mounting or use
Im
The target safety-related level may not be achieved in the event of non-compliance.
When mounting, installing, and using the Flexi Soft safety controller, remember to
b
observe all applicable standards and directives.
Observe the relevant national and international legal provisions for the installation
b
and use of the Flexi Soft safety controller, its commissioning, and technical inspec‐
tions repeated at regular intervals.
The manufacturer and operator of the machine on which the Flexi Soft safety con‐
b
troller is used are responsible for liaising with the relevant authorities about all
applicable safety regulations/rules and for ensuring compliance with these.
The notes, in particular the test notes, in these operating instructions (e.g. regard‐
b
ing use, mounting, installation, or integration into the machine controller) must
always be observed.
The thorough checks must be carried out by qualified safety personnel or specially
b
qualified and authorized personnel, and must be recorded and documented by a
third party to ensure that the tests can be reconstructed and retraced at any time.
ON SAFETY 2
2.2Intended use
The Flexi Soft modular safety controller is an adjustable control for safety applications.
It is t
•
•
•
The safety level actually achieved is determined by the external wiring, how the wiring is
implemented, the configuration, the selection of command triggers, and how they are
arranged on the machine.
The Flexi Soft system satisfies the requirements for industrial areas in accordance with
t
only suitable for use in industrial environments.
The Flexi Soft system must only be used within the limits of the prescribed and speci‐
fied technical data and operating conditions at all times.
NOTICE
Incor
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 external power supply of the Flexi Soft modules must be capable of buffering brief
po
SELV power supply units are available as accessories from SICK.
o be used in accordance with the following standards:
IEC 61508 up to SIL3
EN 62061 up to SILCL3
EN ISO 13849-1 up to performance level e
he generic standard for emitted interference. Consequently, the Flexi Soft system is
rect use, improper modification or manipulation of the Flexi Soft system will invali‐
wer failures of 20 ms as specified in EN 60204-1, for example. Suitable PELV and
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11
2 ON S
AFETY
UL/CSA applications:
If t
he product is being used in accordance with UL 508 or CSA C 22.2 No. 142, the fol‐
lowing conditions must also be met:
To protect the device’s 24-volt voltage supply, use a fuse with a maximum voltage
•
of 4 A and a minimum of 30 V DC in accordance with UL 248.
For wiring, only use copper wires with a temperature resistance of at least
•
60 °C / 75 °C, wire cross-section AWG 30–12 for screw terminals and/or
AWG 24–16 for spring terminals.
Tighten the screw terminals with a torque of 5 to 7 lb-in.
•
Only use the devices in an environment with maximum degree of contamination 2.
•
NOTE
he safety functions have not be evaluated by UL. Authorization is in accordance with
T
UL 508, general applications.
2.3Requirements for the qualification of personnel
Only qualified safety personnel are permitted to configure, mount, connect, commis‐
sion, and maint
ain the Flexi Soft modular safety controller.
Project planning
A person who 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 is considered qualified for project planning.
Mechanical mounting and commissioning
A person who has expertise and experience in the relevant field and is sufficiently famil‐
iar with the application of the protective device on the machine to assess whether or
not it can be operated safely is considered qualified for mechanical installation and
commissioning.
Electrical installation
A person who has expertise and experience in the relevant field and is sufficiently famil‐
iar with the application of the protective device on the machine to assess whether or
not it can be operated safely is considered qualified for electrical installation and com‐
missioning.
Configuration
A person who has expertise and experience in the relevant field and is sufficiently famil‐
iar with the application of the protective device on the machine to assess whether or
not it can be operated safely is considered qualified for configuration.
Operation and maintenance
12
A person who has expertise and experience in the relevant field, is familiar with the
application of the protective device on the machine, and has received instructions from
the operator in how to operate the machine is considered qualified for operation and
maintenance.
O PE R AT I NG IN S TR U CT I ON S | Flexi Soft Modular Safety Controller8012478/15UF/2019-10-31 | SICK
Subject to change without notice
3Product description
This chapter provides information about the properties of the Flexi Soft system and
scribes its construction and operating principle.
de
3.1System characteristics
Sensors and switching elements (e.g. light curtains, laser scanners, switches, sensors,
encoder
controller and are linked logically. The corresponding actuators of the machines or sys‐
tems can be switched off safely via the switching outputs of the safety controller.
The Flexi Soft system is distinguished by the following system characteristics:
•
•
•
•
•
•
•
•
•
•
•
s, emergency stop pushbutton) are connected to the Flexi Soft modular safety
Modular design: 1 main module, up to 2 different gateways, and up to 12 expan‐
sion modules
Up to 96 safe digital inputs
Up to 12 safe analog inputs
Up to 48 safe digital outputs or up to 96 non-safe digital outputs
Configurable
.Use of up to 255 logic and application-specific function blocks
Logic function blocks, including, e.g., AND, OR, NOT, XNOR, XOR
Application-specific function blocks including, e.g., emergency stop, two-hand,
muting, presses, ramp-down detection, operating mode selector switch, reset,
restart
Can be integrated into different networks with gateways (EtherNet/IP™, Modbus
TCP, PROFINET IO, PROFIBUS DP, DeviceNet, CANopen and EtherCAT)
Safe gateway for EFI-pro
2 EFI interfaces on FX3-CPU1, FX3-CPU2, and FX3-CPU3 main modules (see "FX3-
CPU1 main module", page 19)
PRODUCT DESCRIPTION 3
1)
2)
The Flexi Soft Designer and Safety Designer configuration softwares are available for
configuration of the control tasks.
NOTE
T
he available range of performance of the Flexi Soft systems depends on the configura‐
tion software used, see "Version, compatibility, and features", page 14.
You will find the configuration software on the Internet: www
1)
The number of expansion modules is limited by the capacity of the FLEXBUS+ backplane bus. A Drive Monitor (FX3-MOCx) requires twice
the bus capacity of the other expansion modules. Therefore, each FX3-MOCx reduces the maximum possible number of expansion mod‐
ules that can be used by two.
2)
Each FX3-ANA0 expansion module provides two analog inputs, which are combined to form one safe channel. An FX3-ANA0 can there‐
fore safely detect an analog process variable using two sensors.
.sick.com
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Subject to change without notice
13
3 PRODUCT DESCRIPTION
3.2Version, compatibility, and features
There are different firmware versions and function packages (so-called “Steps”) for the
lexi Soft product family that permit realization of the different functions. This section
F
provides an overview of which firmware version, which function package and/or which
version of the Flexi Soft Designer configuration software or Safety Designer configura‐
tion software is needed to use a certain function or a certain device.
Table 2: Modules, firmware versions, and software versions you will need
Necessary module with firmware
fr
om version
Function blocks and logic
Offline simulation of logicUnrestrictedV1.2.0V1.6.x
Import and export of partial applicationsUnrestrictedV1.3.0V1.6.x
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15
3 P
RODUCT DESCRIPTION
NOTE
e recent modules are backward compatible so that each module can be
Mor
•
replaced by one with a higher firmware version.
Flexi Soft Designer Version ≥ V1.4.0 can also be used to configure devices with a
•
later version of the firmware, even if Flexi Soft Designer does not yet recognize the
new firmware. In such cases, the user will only be able to access the function
packages (Step 1.xx, Step 2.xx, Step 3.xx, or Step 4.xx) that are supported by the
available version of Flexi Soft Designer.
A corresponding new version of the configuration software is needed in order to
•
use the full functional scope of modules with a later firmware version.
The configuration software is not upwards-compatible. In other words, a project
•
created with a more recent version of the configuration software cannot be
opened with an older version.
The function package (Step 1.xx, Step 2.xx, Step 3.xx, or Step 4.xx) must be
•
selected in the hardware configuration menu of the configuration software. The
availability of a desired function package in the configuration software is shown in
the table.
To use the Step N.xx function package, the relevant module must have a minimum
•
firmware version of VN.00.0. If you try to transfer a configuration in a module with
a lower firmware version, an error message is displayed.
The hardware version of the Flexi Soft modules can be seen in the hardware con‐
•
figuration of the configuration software in online status or in the report if the sys‐
tem was previously online.
You will find the firmware version of the Flexi Soft modules on the type label of the
•
Flexi Soft modules in the firmware version field.
The date of manufacture of a device can be found in the S/N field on the type
•
label in the format yywwnnnn (yy = year, ww = calendar week, nnnn = sequential
serial number in the calendar week).
The version of the configuration software can be found by selecting Info in the
•
Extras menu.
The latest version of the configuration software can be found on the Internet at
•
www.sick.com.
3.3Construction and function
System construction
lexi Soft system consists of the following modules:
A F
1 Flexi Soft system plug
•
1 Flexi Soft main module
•
Up to 2 Flexi Soft gateways
•
Up to 12 Flexi Soft expansion modules
•
In addition, up to 8 UE410-2RO relay modules and/or up to 4 UE410-4RO relay
•
modules (i.e., a maximum of 16 safe relay outputs)
NOTE
Onl
y those modules listed here can be connected to a Flexi Soft system; other modules
are not permitted.
3)
he number of expansion modules is limited by the capacity of the FLEXBUS+ backplane bus. A Drive Monitor (FX3-MOCx) requires twice
T
the bus capacity of the other expansion modules. Therefore, each FX3-MOCx reduces the maximum possible number of expansion mod‐
ules that can be used by two.
16
O PE R AT I NG IN S TR U CT I ON S | Flexi Soft Modular Safety Controller8012478/15UF/2019-10-31 | SICK
3)
Subject to change without notice
PRODUCT DESCRIPTION 3
Figure 1: Example minimum construction of the Flexi Soft system with FX3-CPU0 and FX3-XTDI or
FX3-
CPU1 and FX3-XTIO
Figure 2: Maximum structure of the Flexi Soft system (without relay modules)
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17
3 PRODUCT DESCRIPTION
Table 3: Overview of modules
ModelTypeInputsOutputs Function
Main modules
FX3-CPU0Main module––
FX3-CPU1Main module with EFI4
FX3-CPU2Main module with EFI and ACR4
FX3-CPU3Main module with EFI and ACR
Gateways
FX0-GENTEtherNet/IP™ gateway2
FX0-GMODModbus TCP gateway2
FX0-GPNTPROFINET IO gateway2
FX0-GETCEtherCAT gateway2
FX0-GPROPROFIBUS DP gateway1
FX0-GCANCANopen gateway1
FX0-GDEVDeviceNet gateway1
FX3-GEPREFI-pro gateway2
Expansion modules
FX3-XTIOI/O module84–
FX3-XTDII/O module8––
FX3-XTDSI/O module84–6
FX0-STIOI/O module6–8
FX3-ANA0Analog input module2
FX3-MOC0Drive Monitor––106
FX3-MOC1Drive Monitor––25
Relay modules
UE410-2RORelay module–2–8
UE410-4RORelay module–4–4
1)
EFI connections.
2)
EFI and Flexi Line connections.
3)
RJ-45 female connectors.
4)
RS-485 female connector.
5)
Non-safe outputs. Test outputs XY1 and XY2 can be used as additional non-safe outputs.
6)
The FX0-STIO features 6 non-safe inputs and 6 non-safe outputs. In addition, connections IY7 and IY8
c
7)
Each FX3-ANA0 expansion module provides two analog inputs, which are combined to form one safe
channel. An FX3-ANA0 can therefore safely detect the size of an analog process using two sensors.
8)
Each FX3-MOCx module reduces the maximum possible number of expansion modules that can be used
by two.
9)
Maximum 16 safe relay outputs.
8
lexi Line
and F
an be used as non-safe inputs as well as non-safe outputs.
Max. number
bloc
ks
1)
1)
2)
3)
3)
3)
3)
4)
4)
4)
3)
6)
7)
–
–
2551
–
––
––
––
––
––
––
––
––1
6–8
5)
6)
–
–
––
2
12
8)
9)
9)
3.4Modules
18
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This chapter provides information about the properties and functions of the available
module
s and system components.
Subject to change without notice
3.4.1FX3-CPU0 main module
Description
T
he FX3-CPU0 main module is the CPU for the entire system. It is where all signals are
monitored and their logic is processed on the basis of the configuration stored in the
system plug. The system outputs are switched further to the processing of the signals.
The FLEXBUS+ internal bus provides the data interface.
NOTE
The FX3-CPU0 main module can only be operated together with the FX3-MPL0 system
plug.
PRODUCT DESCRIPTION 3
Figure 3: FX3-CPU0 main module
FX3-MPL0 system plug
1
RS-232 interface
2
MS LED (Module St
3
CV LED (Configuration Verified)
4
3.4.2FX3-CPU1 main module
Description
T
he functions of the FX3-CPU1 main module are the same as those of the FX3-CPU0
main module.
Additionally, this module has 2 EFI interfaces. When EFI-enabled devices are con‐
nected, the following functions are supported:
Transfer configuration to the connected EFI-enabled devices
•
Import configuration from the connected EFI-enabled devices
•
Diagnose the connected EFI-enabled devices
•
Exchange process data between main module and EFI-enabled devices
•
Connect up to four FX3-CPU1 main modules to one Flexi-Link system (see "Flexi
•
Link", page 45)
More information about EFI interfaces: see "Enhanced Function Interface (EFI)",
page 44
atus)
NOTE
T
he FX3-CPU1 main module can only be operated together with the FX3-MPL0 system
plug.
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19
3 PRODUCT DESCRIPTION
Figure 4: FX3-CPU1 main module
1
2
3
4
5
6
7
8
9
ß
FX3-MPL0 system plug
RS-232 interface
EFI1_A
EFI1_B
MS LED (Module Status)
CV LED (Configuration Verified)
EFI1 LED
EFI2 LED
EFI2_B
EFI2_A
3.4.3FX3-CPU2 main module
Description
T
he functions of the FX3-CPU2 main module are the same as those of the FX3-CPU1
main module.
Furthermore, the FX3-CPU2 main module has an automated function for configuring
connected EFI-enabled devices (ACR). More information: see "Automatic configuration
recovery (ACR)", page 48 and the “Flexi Soft in the Flexi Soft Designer Configuration
Software” operating instructions.
NOTE
T
he FX3-CPU2 main module can only be operated together with the FX3-MPL1 system
plug.
20
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Subject to change without notice
Figure 5: FX3-CPU2 main module
FX3-MPL1 system plug
1
RS-232 interface
2
EFI1_A
3
EFI1_B
4
MS LED (Module St
5
CV LED (Configuration Verified)
6
EFI1 LED
7
EFI2 LED
8
EFI2_B
9
EFI2_A
ß
atus)
PRODUCT DESCRIPTION 3
3.4.4FX3-CPU3 main module
Description
T
he functions of the FX3-CPU3 main module are the same as those of the FX3-CPU2
main module.
This module also has a Flexi Line interface to support the safe networking of up to 32
Flexi Soft stations (see "Flexi Line", page 46).
NOTE
T
he FX3-CPU3 main module can only be operated together with the FX3-MPL1 system
plug.
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21
3 PRODUCT DESCRIPTION
Figure 6: FX3-CPU3 main module
1
2
3
4
5
6
7
8
9
ß
à
á
â
ã
ä
FX3-MPL1 system plug
RS-232 interface
USB interface
Line_PRE_A (previous)
Line_PRE_B (previous)
EFI1_A
EFI1_B
MS LED (Module St
CV LED (Configuration Verified)
LINE LED
EFI1 and EFI2 LEDs
Line_NEXT_B (next)
Line_NEXT_A (next)
EFI2_B
EFI2_A
atus)
22
USB interface
T
he FX3-CPU3 main module has a USB interface which supports the following func‐
tions:
Transfer of the configuration from the configuration software to the system plug
•
Import of the configuration into the configuration software from the system plug
•
Diagnosis of the Flexi Soft safety controller in conjunction with the configuration
•
software
Table 4: USB interface on the FX3-CPU3 main module
USB versionConnection type
2.0Mini-B
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3.4.5FX3-MPL0 and FX3-MPL1 system plugs
There is a system plug at each main module. The system configuration for the entire
F
lexi Soft system is stored only in the system plug. This is beneficial when replacing
modules, because it means that a full reconfiguration of the Flexi Soft system is not
required.
System plug variants
There are two system plug variants, each of which can only be used in conjunction with
certain main modules.
Table 5: System plug variants
System plugTerminal colorCompatible main
FX3-MPL0Black
FX3-MPL1Yellow
module
FX3-
•
FX3-CPU1
•
FX3-CPU2
•
FX3-CPU3
•
s
CPU0
PRODUCT DESCRIPTION 3
Functions
Flexi Soft system power supply
•
Storage of system configuration
•
(without EFI-enabled devices)
Flexi Soft system power supply
•
Storage of system configuration
•
(with EFI-enabled devices)
Automated configuration of con‐
modules and gateways on the FLEXBUS+, and its inputs (I1 to I8) and test outputs
(X1 to X8 plus XY1 and XY2) is provided exclusively via the system plug. The power
for the outputs (Q1 to Q4, Y1 to Y6, and IY7 and IY8), on the other hand, is sup‐
plied separately.
The data saved in the system plug is retained even in the event of a power supply
•
failure.
Clearly and unambiguously mark all connections (connecting cables and plug con‐
•
nectors) on the safety controller to avoid mix-ups. The Flexi Soft system features
several connections of the same design. Therefore, you must make sure that no
unplugged connecting cables or plug connectors are accidentally connected to the
wrong connection point.
3.4.6FX3-XTIO I/O module
Description
T
he FX3-XTIO module is an input/output expansion module with 8 safe inputs and
4 safe outputs. It has 2 test pulse generators, one for test output X1 and one for test
output X2.
The FX3-XTIO module supports the following functions:
Monitoring of the connected safety devices (see "Connection of devices",
•
page 74)
Forwarding of information at inputs I1 to I8 to the main module
•
Receipt of control signals from the main module and corresponding switching of
•
outputs
Fast shut-off: direct shutdown of the actuators connected to the module.
•
he electrical power supply for the main module, the internal logic of all expansion
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23
RODUCT DESCRIPTION
3 P
This reduces the response time of the overall system. The response times of the
de
vices at the inputs and outputs are extended by 8 ms in order to shut down the
outputs. Run times on the FLEXBUS+ internal bus and the logic execution time are
not relevant in this case (see "Maximum response time of the Flexi Soft system",
page 126).
A
ctivation or deactivation of the test signals at outputs Q1 to Q4
•
The FX3-XTIO module cannot be operated alone; an FX3-CPUx main module is always
necessary.
Multiple FX3-XTIO modules can be used at the same time (see "Construction and func‐
tion", page 16).
The power supply to the internal logic and the test outputs is provided via the system
plug and the FLEXBUS+ internal bus.
The power supply to outputs Q1 to Q4 on the FX3-XTIO must be provided directly via
A1/A2 at the corresponding module.
WARNING
Ine
ffectiveness of the protective device due to unrecognized short-circuits between the
test pulse generators
The dangerous state may not be stopped or not be stopped in a timely manner in the
event of non-compliance.
Configure the test outputs of the Flexi Soft expansion modules with test gaps
b
≤ 4 ms and a test period ≥ 200 ms.
Figure 7: FX3-XTIO I/O module
MS LED (Module St
1
8 input LEDs
2
4 output LEDs
3
atus)
24
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3.4.6.1Internal structure
Figure 8: Internal structure of the FX3-XTIO – safe inputs and test outputs
1
PRODUCT DESCRIPTION 3
Internal logic
Figure 9: Internal structure of the FX3-XTIO – safe outputs
Internal logic
1
3.4.6.2Deactivation of test signals at outputs Q1 to Q4 on the FX3-XTIO
With the FX3-XTIO Step ≥ 2.xx (firmware versions V2.00.0), it is possible to deactivate
t
he test pulses at one or more outputs of FX3-XTIO modules.
Deactivating the test pulses at one or more of the outputs (Q1 to Q4) of an FX3-XTIO
module reduces the safety parameters of all the outputs (Q1 to Q4) of the module con‐
cerned. If the test pulses are deactivated, a short-circuit cannot be recognized after
24 V if the output is high. Therefore, in the case of a recognized internal hardware error,
the switch-off capability of the other outputs can be impaired by the reverse current of
24 V via the output whose test pulse has been deactivated. This must be taken into
account to ensure that the application is in line with an appropriate risk analysis and
risk avoidance strategy.
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RODUCT DESCRIPTION
3 P
WARNING
educed safety parameters by deactivating test pulses
R
The target safety-related level may not be achieved in the event of non-compliance.
If the test pulse is deactivated at one or several of the safe outputs Q1 to Q4, take the
following measures:
Use protected or separate cabling.
b
At least once a year, either switch off all outputs without test pulses simultane‐
b
ously for at least one second using the logic program of the main module or
restart the Flexi Soft system by switching off the voltage supply.
3.4.6.3Extended error detection time for cross-circuits at outputs Q1 to Q4 on the FX3-XTIO for the switching
eased capacitive loads
of incr
WARNING
Ext
ended error recognition time due to switching of higher capacitive loads
The target safety-related level may not be achieved in the event of non-compliance.
Pay attention to the extended error recognition time.
b
With the FX3-XTIO Step ≥ 3.xx (firmware version V3.00.0), it is possible to configure an
xtended fault detection time for cross-circuits that affect outputs Q1 to Q4 of FX3-XTIO
e
modules.
This may be necessary to switch loads where the voltage at the load does not drop to
the Low level as quickly as expected, with the result that if the standard error detection
time is set, a cross-circuit error occurs immediately after switching off (change from
High to Low). Examples of such instances include:
Loads with a capacitance that is higher than the standard level permitted for the
•
output, such as the supply voltage of PLC output cards that require safety-related
switching.
For this application, the test signal for the input must also be deactivated (see
eactivation of test signals at outputs Q1 to Q4 on the FX3-XTIO", page 25).
"D
Safety-capable inputs on fail-safe PLCs generally also have capacitance at the
inputs.
Induc
•
tive loads which cause an overshoot in the positive voltage range after the
induction voltage has died down.
Table 6: Maximum permissible time until Low level is reached after output (Q1 to Q4) is deacti‐
vated
FX3-XTIO firmware
ersion
v
≤ V2.11.0Not possible3 ms
≥ V3.00.0Deactivated3 ms
Switching of increased capacitive
loads
Activated43 ms
Maximum permissible time until
Low level (≤ 3.5 V) is reached after
output (Q1 to Q4) is deactivated
Once the output has been deactivated, the capacitance that exceeds the standard
v
alue permitted for the output must be discharged by the user until the Low level is
reached. If this condition is not met within the maximum permissible time, it results in a
cross-circuit fault at the corresponding output regardless of whether test pulses are
activated or deactivated for the output concerned.
26
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Subject to change without notice
PRODUCT DESCRIPTION 3
WARNING
oss or impairment of the safety-related switch-off capability due to PLC output card
L
errors
The dangerous state may not be stopped or not be stopped in a timely manner in the
event of non-compliance.
Use a PLC output card that is suitable for safety-related deactivation of the outputs
b
by means of supply voltage switching.
Take suitable measures to prevent a cross-circuit, e.g., using protected cable lay‐
b
ing.
When using a buffer capacitor in the voltage supply of the PLC output card,
b
observe the possibly extended response time.
For information about this, see also the “Flexi Soft in the Flexi Soft Designer Configura‐
t
ion Software” and “Flexi Soft in the Safety Designer Configuration Software” operating
instructions.
3.4.6.4Fault detection time and fault response time when using single-channel outputs on the FX3-XTIO
The fault detection time plus the fault response time of the FX3-XTIO depends on the
conf
iguration of the respective output.
In the case of an internal hardware fault, outputs (Q1 to Q4), which would normally be
on low, may switch off with a delay and/or may briefly switch to high until the fault has
been recognized and the fault reaction has been carried out.
WARNING
Ine
ffectiveness of the protective device due to brief switching to high for single-channel
outputs
The dangerous state may not be stopped or not be stopped in a timely manner in the
event of non-compliance.
The target safety-related level may not be achieved in the event of non-compliance.
For risk analysis and risk avoidance strategy, consider the following:
b
°
°
Table 7: Fault detection time and fault response time on the FX3-XTIO
FX3-XTIO firmware
v
ersion
≤ V2.11.0Not possible≤ 10 ms
≥ V3.00.0Deactivated≤ 10 ms
3.4.7FX3-XTDI I/O module
Brief switching to high or delayed switching off of single-channel outputs
Fault detection time and fault response time
Switching higher capacitive loadsFault detection time + fault
response time
Enabled≤ 50 ms
Description
T
he FX3-XTDI module is an input expansion module with 8 safe inputs. It has 2 test
pulse generators, one for test outputs X1, X3, X5 and X7 and one for test outputs X2,
X4, X6 and X8.
The FX3-XTDI module supports the following functions:
Monitoring of the connected safety devices (see "Connection of devices",
•
page 74)
Forwarding of information at inputs I1 to I8 to the main module
•
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3 P
RODUCT DESCRIPTION
The FX3-XTDI module cannot be operated alone; an FX3-CPUx main module is always
nece
ssary.
Multiple FX3-XTDI modules can be used at the same time (see "Construction and func‐
tion", page 16).
The power supply to the internal logic and the test outputs is provided via the system
plug and the FLEXBUS+ internal bus.
WARNING
Ine
ffectiveness of the protective device due to unrecognized short-circuits between the
test pulse generators
The dangerous state may not be stopped or not be stopped in a timely manner in the
event of non-compliance.
Exclude short-circuits between the odd-numbered test outputs X1, X3, X5 and X7
b
through suitable wiring (e.g. separate routing, protected cables).
Exclude short-circuits between the even-numbered test outputs X2, X4, X6 and X8
b
through suitable wiring (e.g. separate routing, protected cables).
Configure the test outputs of the Flexi Soft expansion modules with test gaps
b
≤ 4 ms and a test period ≥ 200 ms.
28
Figure 10: FX3-XTDI I/O module
MS LED (Module St
1
8 input LEDs
2
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atus)
Subject to change without notice
3.4.7.1Internal structure
Figure 11: Internal structure of the FX3-XTDI – safe inputs and test outputs
Internal logic
1
3.4.8FX3-XTDS I/O module
Description
PRODUCT DESCRIPTION 3
T
he FX3-XTDS module is an input/output expansion module with 8 safe inputs and
4 non-safe outputs. It has 2 test pulse generators, one for test output XY1 and one for
test output XY2.
The FX3-XTDS module supports the following functions:
Monitoring of the connected safety devices (see "Connection of devices",
•
page 74)
Forwarding of information at inputs I1 to I8 to the main module
•
Receipt of control signals from the main module and corresponding switching of
•
outputs
Outputs XY1 and XY2 can be used as either test outputs or non-safe outputs.
•
WARNING
proper use of the non-safe outputs
Im
The dangerous state may not be stopped or not be stopped in a timely manner in the
event of non-compliance.
Do not use the FX3-XTDS outputs for safety functions.
b
The FX3-XTDS module cannot be operated alone; an FX3-CPUx main module is always
nece
ssary.
Multiple FX3-XTDS modules can be used at the same time (see "Construction and func‐
tion", page 16).
The power supply to the internal logic and the test outputs is provided via the system
plug and the FLEXBUS+ internal bus.
The power supply to outputs Y3 to Y6 on the FX3-XTDS must be provided directly via
A1/A2 at the corresponding module.
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3 PRODUCT DESCRIPTION
WARNING
ffectiveness of the protective device due to unrecognized short-circuits between the
Ine
test pulse generators
The dangerous state may not be stopped or not be stopped in a timely manner in the
event of non-compliance.
b
NOTE
If bo
sible to connect a tested element to one of these inputs I1 to I8. However, this element
is marked red in the hardware configuration as a warning.
Configure the test outputs of the Flexi Soft expansion modules with test gaps
≤ 4 ms and a test period ≥ 200 ms.
th outputs XY1 and XY2 are used as non-safe outputs, then it is nevertheless pos‐
Figure 12: FX3-XTDS I/O module
1
2
3
4
3.4.8.1Internal structure
Figure 13: Internal structure of the FX3-XTDS – safe inputs and test outputs
1
2 LEDs for test outputs or non-safe outputs
MS LED (Module St
8 input LEDs
4 output LEDs
Internal logic
atus)
30
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Subject to change without notice
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