# Multiple devices connection to single PLC

**URL:** <https://forum.inductiveautomation.com/t/multiple-devices-connection-to-single-plc/86085>\
**Category:** General Discussion\
**Created:** [February 21, 2024, 8:08am UTC](https://forum.inductiveautomation.com/t/multiple-devices-connection-to-single-plc/86085 "2024-02-21T08:08:30Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Aravind\_G](https://avatars.discourse-cdn.com/v4/letter/a/8e8cbc/32.png) [@Aravind\_G](https://forum.inductiveautomation.com/u/Aravind_G)\
**Post date:** [February 21, 2024, 8:08am UTC](https://forum.inductiveautomation.com/t/multiple-devices-connection-to-single-plc/86085/1 "2024-02-21T08:08:30Z")

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Hi,

I have a doubt. i have a single plc which is connected to multiple devices. The data's are transferred to ignition. What are the impacts will ignition face if single plc which is connected to multiple instances?

Thanks!!!

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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 21, 2024, 12:34pm UTC](https://forum.inductiveautomation.com/t/multiple-devices-connection-to-single-plc/86085/2 "2024-02-21T12:34:49Z")

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Varies by brand of PLC, and the specifications for that model. It is common for performance to drop as more connections are made. Share more details.