IFM AL1431 Operating instructions

Brand: IFM

Model: AL1431

Type: Operating instructions

Operating instructions

IO-Link master with EtherCAT interface

PerformanceLine

AL1431

11489156 / 0105 / 2023

AL1431 IO-Link master with EtherCAT interface

Contents

1 Preliminary note ............................................................. 5

1.1 Legal and copyright information ............................................ 5

1.2 Symbols used.......................................................... 5

1.3 Warnings.............................................................. 5

1.4 Safety symbol on the device............................................... 5

1.5 Change history......................................................... 6

2 Safety instructions............................................................ 7

2.1 Cyber security.......................................................... 7

3 Intended use................................................................ 8

4 Function ................................................................... 9

4.1 IO-Link ............................................................... 9

4.1.1 IO-Link supply...................................................... 9

4.1.2 Digital outputs...................................................... 9

4.2 Parameter setting....................................................... 9

4.3 Visual indication ........................................................ 9

4.4 EtherCAT ............................................................. 10

4.5 ifm IoT Core ........................................................... 10

4.6 Voltage output.......................................................... 10

5 Installation.................................................................. 11

5.1 Overview.............................................................. 11

5.2 Install device........................................................... 11

6 Electrical connection.......................................................... 12

6.1 Overview.............................................................. 12

6.2 General wiring information ................................................ 12

6.2.1 Connection technology............................................... 12

6.3 Ethernet ports.......................................................... 13

6.4 IO-Link ports (class B).................................................... 13

6.4.1 Connecting IO-Link devices (class B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13

6.4.2 Connecting IO-Link devices (class A) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

6.5 Ground connection...................................................... 14

6.6 Voltage supply ......................................................... 14

6.6.1 Derating behaviour.................................................. 15

6.6.1.1 Derating without daisy chain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

6.6.1.2 Derating with daisy chain ........................................ 16

6.7 Voltage output.......................................................... 16

7 Operating and display elements................................................. 18

7.1 LEDs................................................................. 18

7.1.1 Status............................................................ 18

7.1.2 Voltage supply ..................................................... 18

7.1.3 IO-Link ports (class B)................................................ 19

8 Set-up..................................................................... 20

9 Settings.................................................................... 21

9.1 Parameter setting software................................................ 21

9.1.1 Supported parameter setting software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

9.1.2 Getting started ..................................................... 21

9.1.2.1 Online parameter setting......................................... 22

9.1.2.2 Offline parameter setting......................................... 22

9.1.3 IoT: Configuring access rights.......................................... 22

9.1.4 IoT: Configuring the interface to the monitoring software . . . . . . . . . . . . . . . . . . . . . 23

9.1.5 Fieldbus: Configuring the EtherCAT interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

9.1.6 Ports: Setting the operating mode pin 4 (US) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

9.1.7 Ports: Setting the device validation and data storage . . . . . . . . . . . . . . . . . . . . . . . . 25

9.1.8 Ports: Setting the operating mode pin 2 (UA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26

9.1.9 Ports: Restricting current intensity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

9.1.10 Ports: Setting data transmission to the monitoring software . . . . . . . . . . . . . . . . . . . 27

9.1.11 Info: Reading device information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

IO-Link master with EtherCAT interface AL1431

9.1.12 Firmware: Showing the firmware version. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

9.1.13 Update firmware.................................................... 28

9.1.14 Firmware: Resetting the device......................................... 29

9.1.15 Firmware: Restarting the device . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

9.1.16 Setting the parameters of IO-Link devices. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29

9.2 IoT Core Visualizer...................................................... 31

9.2.1 Starting the IoT Core Visualizer. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 31

9.2.2 Searching for elements of the IoT Core. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32

9.2.3 Configuring the device ............................................... 33

9.2.3.1 Configuring the access rights to the device . . . . . . . . . . . . . . . . . . . . . . . . . . . 33

9.2.3.2 Configuring the interface to the monitoring software . . . . . . . . . . . . . . . . . . . . 34

9.2.3.3 Configuring the EtherCAT interface. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 34

9.2.3.4 Setting the interval of the timer . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

9.2.3.5 Setting the operating mode pin 4 (US) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35

9.2.3.6 Setting the operating mode pin 2 (UA) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36

9.2.3.7 Restricting the current intensity of the supply voltages US/UA . . . . . . . . . . . 37

9.2.3.8 Configuring device validation and data storage . . . . . . . . . . . . . . . . . . . . . . . . 37

9.2.3.9 Setting data transmission to the monitoring software . . . . . . . . . . . . . . . . . . . 38

9.2.3.10 Reading the firmware version . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 38

9.2.3.11 Setting the application tag........................................ 39

9.2.3.12 Reading device information....................................... 39

9.2.4 Accessing the process data ........................................... 40

9.2.4.1 Reading the status and diagnostic data of the device . . . . . . . . . . . . . . . . . . . 40

9.2.4.2 Setting the counter value ........................................ 41

9.2.4.3 Reading the status and diagnostic data of the port . . . . . . . . . . . . . . . . . . . . . 41

9.2.4.4 Reading and writing input and output data . . . . . . . . . . . . . . . . . . . . . . . . . . . 42

9.2.4.5 Reading and writing information about IO-Link devices. . . . . . . . . . . . . . . . . . 42

9.2.4.6 Reading IO-Link events.......................................... 43

9.2.4.7 Reading port events ............................................ 44

9.2.5 Update firmware.................................................... 45

9.3 EtherCAT ............................................................. 46

9.3.1 Installing the ESI file................................................. 46

9.3.2 Integrating the device into a project. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

9.3.2.1 Using Ethernet over EtherCAT (EoE) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46

9.3.3 Setting the startup parameters ......................................... 49

9.3.4 Configuring the IO-Link master......................................... 49

9.3.5 Configuring the ports................................................. 50

9.3.6 Configuring process data ............................................. 51

9.3.7 Accessing the process data ........................................... 52

9.3.7.1 TwinCAT-specific information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52

9.3.8 Reading identification information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

9.3.9 Reading diagnostic and status information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53

9.3.9.1 TwinCAT-specific information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54

9.3.10 Accessing IO-Link devices ............................................ 55

9.3.11 Reading IO-Link events............................................... 55

9.3.12 Using acyclic services................................................ 55

9.3.12.1 Using ADS over EtherCAT ....................................... 55

9.3.12.2 Using CANopen over EtherCAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56

10 Maintenance, repair and disposal................................................ 58

10.1 cleaning .............................................................. 58

10.2 Update firmware........................................................ 58

11 Appendix................................................................... 59

11.1 EtherCAT ............................................................. 59

11.1.1 Startup parameters.................................................. 59

11.1.2 EtherCAT modules.................................................. 60

11.1.2.1 IO-Link Ch.1.................................................. 60

11.1.2.2 IO-Link Ch.2.................................................. 61

11.1.2.3 IO-Link Ch.3.................................................. 62

11.1.2.4 IO-Link Ch.4.................................................. 63

11.1.3 Object directory..................................................... 64

11.1.3.1 Communication Area (0x1000 - 0x1FFF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64

AL1431 IO-Link master with EtherCAT interface

11.1.3.2 Manufacturer-Specific Area (0x2000 - 0x5FFF). . . . . . . . . . . . . . . . . . . . . . . . 67

11.1.3.3 Input Area (0x6000 - 0x6FFF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70

11.1.3.4 Output Area (0x7000 - 0x7FFF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 71

11.1.3.5 Configuration Area (0x8000 - 0x8FFF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 72

11.1.3.6 Information Area (0x9000 - 0x9FFF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 74

11.1.3.7 Diagnosis Area (0xA000 - 0xAFFF). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 75

11.1.3.8 Device Area (0xF000 - 0xFFFF) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 76

IO-Link master with EtherCAT interface AL1431

1 Preliminary note

You will find instructions, technical data, approvals and further information using the QR code on the

unit / packaging or at documentation.ifm.com.

1.1 Legal and copyright information

used without the consent of ifm electronic gmbh.

All product names, pictures, companies or other brands used on our pages are the property of the

respective rights owners.

1.2 Symbols used

Requirement

Instructions

Reaction, result

[...] Designation of keys, buttons or indications

Cross-reference

Important note

Non-compliance may result in malfunction or interference.

Information

Supplementary note

1.3 Warnings

Warnings indicate the possibility of personal injury and damage to property. This enables safe product

handling. Warnings are graded as follows:

WARNING

Warning of serious personal injury

wIf the warning is not observed, fatal and serious injuries are possible.

CAUTION

Warning of minor to moderate personal injury

wIf the warning is not observed, minor to moderate injuries are possible.

ATTENTION

Warning of damage to property

wIf the warning is not observed, damage to property is possible.

1.4 Safety symbol on the device

Safety symbol on the device:

uAdhere to the operating instructions for the safe operation of the device.

AL1431 IO-Link master with EtherCAT interface

1.5 Change history

Issue Subject Date

00 New creation of the document 11 / 2022

01 Added: Chapter EtherCAT (Ò/46) 05 / 2023

IO-Link master with EtherCAT interface AL1431

2 Safety instructions

• The unit described is a subcomponent for integration into a system.

– The system architect is responsible for the safety of the system.

– The system architect undertakes to perform a risk assessment and to create documentation in

accordance with legal and normative requirements to be provided to the operator and user of

the system. This documentation must contain all necessary information and safety instructions

for the operator, the user and, if applicable, for any service personnel authorised by the

architect of the system.

• Read this document before setting up the product and keep it during the entire service life.

• The product must be suitable for the corresponding applications and environmental conditions

without any restrictions.

• Only use the product for its intended purpose (Ò Intended use).

• If the operating instructions or the technical data are not adhered to, personal injury and/or damage

to property may occur.

• The manufacturer assumes no liability or warranty for any consequences caused by tampering with

the product or incorrect use by the operator.

• Installation, electrical connection, set-up, operation and maintenance of the product must be

carried out by qualified personnel authorised by the machine operator.

• Protect units and cables against damage.

2.1 Cyber security

ATTENTION

Operating the machine in an unprotected network environment

wUnauthorised read or write access to data is possible.

wUnauthorised manipulation of the device function is possible.

uCheck and restrict access options to the device.

AL1431 IO-Link master with EtherCAT interface

3 Intended use

The device may only be used for the following purposes:

• IO-Link master for configuration, management and operation of IO-Link devices

• Gateway between IO-Link devices and a higher-level EtherCAT control system

The device is designed for use without a control cabinet in the food industry.

IO-Link master with EtherCAT interface AL1431

4 Function

4.1 IO-Link

The device offers the following IO-Link functions:

• IO-Link master (IO-Link revision 1.0 and 1.1)

• 4 IO-Link ports (class B) for connection of IO-Link devices

4.1.1 IO-Link supply

The device offers supplies for 4 IO-Link devices (sensors, actuators).

Ports X1...X4 are class B ports.

• Pin 2 (UA) of ports X1...X4 supports different operating modes (disconnected from power, supply

voltage UA, digital output).

• The current intensity of the supply voltages US and UA of ports X1...X4 can be adjusted.

The device ensures fire protection for connected IO-Link devices by providing an energy-limited circuit

at the ports (according to IEC61010-1 and class 2 to UL1310).

4.1.2 Digital outputs

Ports X1...X4 each have an optionally activable switching output. The additional digital outputs are

each at pin 2 of the port.

The digital switching outputs are supplied with the supply voltage UA. They refer to the potential of UA

(pin 5).

4.2 Parameter setting

Parameter setting with ifm moneo and ifm IoT Core Visualizer is only possible if the Ethernet

over EtherCAT (EoE) protocol is activated and configured on the EtherCAT master and the

EtherCAT slave.

uObserve the notes: Using Ethernet over EtherCAT (EoE) (Ò/46)

The device can be configured with the following options:

• Parameter setting software

– ifm moneo|suite

– ifm moneo|configure SA

• ifm IoT Core

– ifm IoT Core Visualizer

• EtherCAT

– Projection software

4.3 Visual indication

The device displays the following indications:

• Status and error indication of the EtherCAT gateway and the system

• Status of the voltage supplies US and UA

• Status and activity indication of the Ethernet connections

AL1431 IO-Link master with EtherCAT interface

• Status and error indication of the IO-Link ports (class B)

4.4 EtherCAT

• Device profile: Module device profile (EtherCAT slave)

• Supported protocols:

– AoE (ADS over EtherCAT)

– CoE (CANopen over EtherCAT)

– EoE (Ethernet over EtherCAT)

– File Access over EtherCAT (FoE)

• Device description: ESI file

4.5 ifm IoT Core

Access to the functions of ifm IoT Core is only possible if the Ethernet over EtherCAT (EoE)

protocol is activated and configured on the EtherCAT master and the EtherCAT slave.

uObserve the notes: Using Ethernet over EtherCAT (EoE) (Ò/46)

• Mapping of the data, events and services of the device to an object model (ifm IoT Core)

• Integration of the device in IIoT applications

• Access to the ifm IoT Core:

– Browser-based interface (IoT Core Visualizer)

• Supported protocols: HTTP, TCP, JSON

4.6 Voltage output

The device has a voltage output to supply an additional device. This makes it possible to supply

several devices with one voltage source (daisy chain).

IO-Link master with EtherCAT interface AL1431

5 Installation

5.1 Overview

1: Upper mounting lug

2: Lower mounting lug

5.2 Install device

uDisconnect the power of the machine before installation.

uUse a flat mounting surface for installation.

uObserve the maximum tightening torque.

uFasten the module onto the mounting surface using two M5 screws and washers (tightening

torque: 1.8Nm).

uObserve the notes on how to earth the device: Ground connection (Ò/14)

AL1431 IO-Link master with EtherCAT interface

6 Electrical connection

6.1 Overview

XF2XF1

XD1 XD2

X2X1

X4X3

FE: Functional earth (FE)

XF1: Ethernet port 1 (EtherCAT)

XF2: Ethernet port 2 (EtherCAT)

XD1: Power IN - voltage supply

XD2: Power OUT - voltage output

X1: IO-Link port (class B)

X2: IO-Link port (class B)

X3 IO-Link port (class B)

X4: IO-Link port (class B)

6.2 General wiring information

The unit must be connected by a qualified electrician.

uObserve the national and international regulations for the installation of electrical equipment.

The unit is only suitable for operation using SELV/PELV voltages.

uTake information about IO-Link configuration into consideration!

This device contains components that may be damaged or destroyed by electrostatic discharge

(ESD).

uPlease observe the required precautions against electrostatic discharge!

By means of basic insulation according to EN61010-1, the circuits are isolated from each other and

from device surfaces that could be touched (secondary circuit with max. 30 V DC, supplied from mains

circuit up to 300 V overvoltage category II).

By means of basic insulation according to EN61010-1, the communication interfaces are separated

from each other and from device surfaces that could be touched (secondary circuit with V DC

maximum, supplied from mains circuit up to 300 V overvoltage category II). They are designed for

network environment 0 according to IEC TR62102).

6.2.1 Connection technology

The threaded connections in the device correspond to the M12 standard. To ensure compliance with

the specified protection rating, only cables that comply with this standard may be used. In the case of

self-assembled cables, the system manufacturer is responsible for the protection rating.

uUse connectors with gold-plated contacts.

uCheck the screw connection 2 weeks after installation and retighten to the correct torque if

necessary.

uDuring installation, place the connectors vertically so that the coupling nut will not damage the

thread.

uBefore connecting the connector, check that there is an undamaged O-ring in the socket.

uObserve the coding of the connectors during installation.

uCover unused connections with protective covers. Tightening torque: 1.3 ± 0.1Nm

IO-Link master with EtherCAT interface AL1431

For UL applications:

uTo connect the device and the IO-Link devices, only use UL-certified cables belonging to category

CYJV or PVVA with a minimum temperature of 80°C (75°C in case of a maximum ambient

temperature of 40°C).

6.3 Ethernet ports

The device is connected to the EtherCAT network via the Ethernet ports (e.g. EtherCAT control).

The device is connected to the IT network via the Ethernet ports. The user can configure the device

via the IT network (e.g. laptop/PC with parameter setting software, web browser for access to IoT Core

Visualizer).

Parameter setting with ifm moneo and ifm IoT Core Visualizer is only possible if the Ethernet

over EtherCAT (EoE) protocol is activated and configured on the EtherCAT master and the

EtherCAT slave.

uObserve the notes: Using Ethernet over EtherCAT (EoE) (Ò/46)

Wiring:

1 2

1: TX+

2: RX+

3: TX-

4: RX-

5: not used

uUse a free port (XF1, XF2) to connect the device to the EtherCAT network.

uFor connection, use M12 connectors (minimum protection rating: IP 65 / IP 66 / IP 67 / IP 69K).

uTighten the cable plug using 1.3 ± 0.1Nm.

6.4 IO-Link ports (class B)

IO-Link devices (sensors, actuators) are connected to the IO-Link ports (class B).

The IO-Link ports meet the requirements of the IO-Link specifications 1.0 to 1.1.2.

The ports are equipped with short-circuit detection (US, UA).

The connected IO-Link devices must be supplied exclusively via the IO-Link master.

The additional digital output at pin 2 of the ports meets the requirements of utilisation category DC-13

according to standard IEC 60947-5-1, 20W.

Wiring:

1 2

1: Sensor supply L+ (US)

2: Digital output / Actuator supply L+ (UA)

3: Sensor supply L- (US)

4: C/Q IO-Link

5: Actuator supply L- (UA)

6.4.1 Connecting IO-Link devices (class B)

uConnect the IO-Link devices to ports X1...X4. Maximum cable length per port: 20 m.

uFor connection, use M12 connectors (minimum protection rating: IP 65 / IP 66 / IP 67 / IP 69K).

uTighten the cable plug using 1.3 ± 0.1Nm.

AL1431 IO-Link master with EtherCAT interface

6.4.2 Connecting IO-Link devices (class A)

CAUTION

Connection of IO-Link devices (class A) to IO-Link ports (class B) with 4 or 5-pole

connectors

wRisk of fire

wMalfunction

uTo connect IO-Link devices (class A) to IO-Link ports (class B), use 3-pole connectors

only!

uObserve the IO-Link Design Guideline:www.io-link.com.

uConnect the IO-Link devices to ports X1...X4. Maximum cable length per port: 20 m.

uFor connection, use M12 connectors (minimum protection rating: IP 65 / IP 66 / IP 67 / IP 69K).

uTighten the cable plug using 1.3 ± 0.1Nm.

6.5 Ground connection

The FE potential is connected to the following points of the device:

• Upper mounting lug of the housing

• Ports XD1 and XD2: Pin 5 (FE)

• Ports XF1 and XF2

To ensure the protection of the device against electrical interference and to ensure the safe

function of the device, the housing has to be connected to the GND of the installation using the

shortest possible route.

uGround the device via the mounting screw of the upper mounting lug.

uOptional: Connect pin 5 of port XD1 or XD2 via an L-coded M12 connector to the FE socket of the

power supply.

6.6 Voltage supply

The device is connected to the supply voltage US via port XD1.

The supply voltage US supplies the device and the devices connected to ports X1...X4 with voltage.

Optionally, an additional supply voltage UA can be fed to the device via port XD1.

CAUTION

Exceeding the maximum input current of 16A

wRisk of fire

uDimension the IU and IA of the supply sources US and UA, taking into account the

derating behaviour of the device: Derating behaviour (Ò/15)

ATTENTION

The supply voltages US and UA are not protected against cross polarity.

wDamage to the device

uEnsure correct connection of the supply voltages US and UA.

IO-Link master with EtherCAT interface AL1431

uIn case of cables that are longer than 25m, take the voltage drop and the necessary

minimum supply voltage of 20 V into consideration!

Port XD1 is equipped with overvoltage protection (US).

Port XD1 is equipped with reverse polarity protection (US, UA).

Wiring:

1 4

1: +24V DC (US)

2: GND (UA)

3: GND (US)

4: +24V DC (UA)

5: FE

uDisconnect power.

uConnect the device via port XD1 to the supply voltage US with 24VDC (20...30 V SELV/PELV;

according to IEC 61010-1, secondary circuit with max. 30 V DC, supplied from main circuit up to

300 V of overvoltage category II).

uOptional: Connect the device via port XD1 to the supply voltage UA with 24VDC (20...30 V SELV/

PELV; according to IEC 61010-1, secondary circuit with max. 30 V DC, supplied from main circuit

up to 300 V of overvoltage category II).

uFor connection, use an L-coded M12 connector (minimum protection rating: IP 65 / IP 66 / IP 67 /

IP 69K).

uTighten the cable sockets according to the torque specifications indicated by the cable vendor.

Maximum permissible tightening torque: 0.8Nm

6.6.1 Derating behaviour

The current intensity IUS available at ports X1...X4 and the current intensity IUS-daisy-chain and the current

intensity IUA-daisy-chain available on port XD2 depend on the ambient temperature of the device.

The derating measurements were carried out under the following conditions: Supply voltage

US / UA: 24VDC

6.6.1.1 Derating without daisy chain

-40 -30 -20 -10 0 10 20 30 40 50 60 70

2000 m

3000 m

4000 m

Current [A]

Temperature [°C]

1: IUA on port X1...X4

2: IUS on port X1...X4

AL1431 IO-Link master with EtherCAT interface

6.6.1.2 Derating with daisy chain

-40 -30 -20 -10 0 10 20 30 40 50 60 70

2000 m

3000 m

4000 m

Current [A]

Temperature [°C]

1: IUA on port X1...X4

2: IUS on port X1...X4

-40 -30 -20 -10 0 10 20 30 40 50 60 70

2000 m

3000 m

4000 m

Current [A]

Temperature [°C]

1: IUS-daisy-chain on port XD2

2: IUA-daisy-chain on port XD2

Example:

Temperature IUA (X1…X4) IUS (X1...X4) IUA-daisy-chain (XD2) IUS-daisy-chain (XD2)

30C 8A 3.6A 8A 12A

For UL applications:

-40 -30 -20 -10 0 10 20 30 40 50 60 70

2000 m

Current [A]

Temperature [°C]

1: IUS-daisy-chain on port XD2

2: IUA-daisy-chain on port XD2

Example:

Temperature IUA (X1…X4) IUS (X1...X4) IUA-daisy-chain (XD2) IUS-daisy-chain (XD2)

30C 8A 3.6A 5A 9A

6.7 Voltage output

An additional device can be supplied via port Power OUT (XD2) (daisy chain). The supply voltages US

and UA are looped through from port XD1 to port XD2.

Wiring:

IO-Link master with EtherCAT interface AL1431

4 1

1: +24V DC (US)

2: GND (UA)

3: GND (US)

4: +24V DC (UA)

5: FE

uOptional: Connect an additional device to port XD2.

uUse an L-coded M12 connector (minimum protection rating: IP 65 / IP 66 / IP 67 / IP 69K).

uTighten the cable plug using 1.3 ± 0.1Nm.

AL1431 IO-Link master with EtherCAT interface

7 Operating and display elements

7.1 LEDs

2 3

1: status: RDY

2: status: ERR

3: status: RUN

4: EtherCAT: LINK

5: EtherCAT: ACT

6: IO-Link: 

7: IO-Link: UA DO

8: Power IN: UA

9: Power IN: US

7.1.1 Status

LED Description Colour State Description

RDY Gateway status Green Off Gateway: Not active or reboots

Flashes (5Hz) Gateway: Error

Flashes (200ms on,

800ms off)

Gateway: Firmware update running

On Gateway: OK

RUN EtherCAT status Green Off Device in “INIT” state

Flashes (2.5Hz) Device in “PRE-OPERATIONAL” state

Flashes (200ms on,

1000ms off)

Device in “SAFE-OPERATIONAL” state

Flashes (10Hz) Device starts and is not yet in the “INIT” state or

device is in the “BOOTSTRAP” state

On Device in “OPERATIONAL” state

ERR Error indication Red Off No error

Flashes (10Hz) Boot error

Flashes (200ms on,

200ms off, 200ms

on, 1000s off)

Watchdog error (EtherCAT or process data)

Flashes (200ms on,

1000ms off)

Local error

Flashes (2.5Hz) Invalid configuration

On Error in application controller

7.1.2 Voltage supply

LED Description Colour State Description

US Status of the supply voltage

Green Off No supply voltage is applied or the applied voltage

is too low

IO-Link master with EtherCAT interface AL1431

LED Description Colour State Description

US Status of the supply voltage

Green On Supply voltage applied

UA Status of the supply voltage

Green Off No supply voltage is applied or the applied voltage

is too low

On Supply voltage applied

7.1.3 IO-Link ports (class B)

LED Description Colour State Description

Status of the IO-Link port

(pin 4)

Yellow Off Port mode DI / DO: Pin 4 (C/Q) = OFF

On Port mode DI / DO: Pin 4 (C/Q) = ON

Green Flashes (1Hz) Port mode IO-Link: No IO-Link device found

Flashes (5Hz) Port mode IO-Link: “PREOPERATE” state

On Port mode IO-Link: “OPERATE” state

Red Flashes (1.2Hz) Port configuration error or short circuit / overload

at US

On Transmission error

UA/DO Status of the IO-Link port

(pin 2)

Yellow Off Digital input: Pin 2 (UA) = OFF

On Digital input: Pin 2 (UA) = ON

Green Off IO-Link type A supply: Pin 2 (UA) = OFF

On IO-Link type B supply: Pin 2 (UA) = ON (not

switchable)

Red On Error: Overcurrent or undervoltage

AL1431 IO-Link master with EtherCAT interface

8 Set-up

uInstall the unit correctly.

uEstablish a correct electrical connection with the device.

wOnce connected to the supply voltage, the unit will start.

wThe LEDs show status and error conditions.

wThe unit is ready for operation.

wThe device can be configured.

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IFM AL1431 Operating instructions

IFM AL1431 Operating instructions

IFM AL1431 Operating instructions

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