![background image](http://html1.mh-extra.com/html/ifm/al1940/al1940_device-manual_3898536049.webp)
49
ifm
Device Manual IO-Link Master with Modbus interface CabinetLine 8 Ports IP 20 (AL1940)
05 / 2018
Configuration
Modbus
>
8.3
Modbus
Integrate the AL1940 into the Modbus project .......................................................................................49
Set IO-Link master and IO-Link ports .....................................................................................................51
Read input data of several IO-Link ports ................................................................................................52
Read input data of individual IO-Link ports ............................................................................................53
Write output data of several IO-Link ports ..............................................................................................54
Write output data of individual IO-Link ports ..........................................................................................55
Read diagnostic information and events ................................................................................................56
Read device information .........................................................................................................................57
Control IO-Link master ...........................................................................................................................57
Configure IO-Link devices ......................................................................................................................57
Modbus: Programmers' notes ................................................................................................................58
11614
On the field bus side, the device can be configured with any Modbus compatible projection software.
>
8.3.1
Integrate the AL1940 into the Modbus project
11754
The AL1940 provides the functionality of a Modbus-TCP slave. The user can integrate the IO-Link
master via the profile of a generic Modbus-TCP slave to a fieldbus project.
The IO-Link master, the IO-Link Ports and the process data are configured via the Modbus register of
the AL1940.