# Modbus Slave Available

**URL:** <https://forum.inductiveautomation.com/t/modbus-slave-available/101819>\
**Category:** Ignition\
**Created:** [February 4, 2025, 9:40am UTC](https://forum.inductiveautomation.com/t/modbus-slave-available/101819 "2025-02-04T09:40:42Z")\
**Posts on this page:** 7\
**Page:** 1

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**Author:** ![Shindig](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/shindig/32/8955_2.png) [@Shindig](https://forum.inductiveautomation.com/u/Shindig)\
**Post date:** [February 4, 2025, 9:40am UTC](https://forum.inductiveautomation.com/t/modbus-slave-available/101819/1 "2025-02-04T09:40:42Z")

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Hi

I'm wondering if MB slave is available in Ignition. We have a client who needs to access data on Ignition but want their PLC to remain as a master.

Thanks  
Sinéad

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**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [February 4, 2025, 12:45pm UTC](https://forum.inductiveautomation.com/t/modbus-slave-available/101819/2 "2025-02-04T12:45:31Z")

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Yes, in my 3rd-party Modbus module.

> [@Automation Professionals' Advanced Modbus Driver](https://forum.inductiveautomation.com/t/automation-professionals-advanced-modbus-driver/41312):
>
> Automation Professionals is pleased to announce the first beta for its Advanced Modbus Driver, for Ignition version 7.9. Key features: Server mode, emulating one or more slave [devices](https://www.automation-pros.com/modbus/UserManual.pdf), using any of the three typical connection types, including simultaneous connections of multiple types. Client mode, incorporating all three connection modes in one driver. Support for Modbus Function Codes 20 and 21, File Records. Configure protocol tweaks for troublesome devices per slave unit, enabling suppor…

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**Author:** ![Shindig](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/shindig/32/8955_2.png) [@Shindig](https://forum.inductiveautomation.com/u/Shindig)\
**Post date:** [February 4, 2025, 12:50pm UTC](https://forum.inductiveautomation.com/t/modbus-slave-available/101819/3 "2025-02-04T12:50:39Z")

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Thank you.

Would you have more information with regards pricing, etc.

Thanks

Sinéad

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<div class="post-metadata">

**Author:** ![pturmel](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/pturmel/32/3295_2.png) [@pturmel](https://forum.inductiveautomation.com/u/pturmel)\
**Post date:** [February 4, 2025, 1:05pm UTC](https://forum.inductiveautomation.com/t/modbus-slave-available/101819/4 "2025-02-04T13:05:32Z")

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[https://www.automation-pros.com/Module%20Sales-2024-11-05.pdf](https://www.automation-pros.com/Module%20Sales-2024-11-05.pdf)

More information, and production downloads, here:

[https://www.automation-pros.com/modulesales.html](https://www.automation-pros.com/modulesales.html)

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**Author:** ![Kevin.Herron](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/kevin.herron/32/7259_2.png) [@Kevin.Herron](https://forum.inductiveautomation.com/u/Kevin.Herron)\
**Post date:** [February 4, 2025, 1:07pm UTC](https://forum.inductiveautomation.com/t/modbus-slave-available/101819/5 "2025-02-04T13:07:58Z")

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> **[GitHub - kevinherron/modbus-server-driver: A Modbus server driver for Ignition's OPC UA...](https://github.com/kevinherron/modbus-server-driver)**
>
> A Modbus server driver for Ignition's OPC UA server.

This will eventually end up in Ignition.

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<div class="post-metadata">

**Author:** ![Shindig](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/shindig/32/8955_2.png) [@Shindig](https://forum.inductiveautomation.com/u/Shindig)\
**Post date:** [February 4, 2025, 2:02pm UTC](https://forum.inductiveautomation.com/t/modbus-slave-available/101819/6 "2025-02-04T14:02:29Z")

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Thanks Kevin.

This sounds great. Looks like we could be beta testing this for you and it'll be supported.

Sinéad

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<div class="post-metadata">

**Author:** ![Shindig](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/shindig/32/8955_2.png) [@Shindig](https://forum.inductiveautomation.com/u/Shindig)\
**Post date:** [February 4, 2025, 2:02pm UTC](https://forum.inductiveautomation.com/t/modbus-slave-available/101819/7 "2025-02-04T14:02:45Z")

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Thank you