# OPC DA in Siemens OPC

**URL:** <https://discourse.nodered.org/t/opc-da-in-siemens-opc/70724>\
**Category:** General\
**Created:** [16 November 2022 16:12 UTC](https://discourse.nodered.org/t/opc-da-in-siemens-opc/70724 "2022-11-16T16:12:03Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![samal1988](https://avatars.discourse-cdn.com/v4/letter/s/bc79bd/32.png) [@samal1988](https://discourse.nodered.org/u/samal1988)\
**Post date:** [16 November 2022 16:12 UTC](https://discourse.nodered.org/t/opc-da-in-siemens-opc/70724/1 "2022-11-16T16:12:03Z")

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![](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/3X/a/8/a85fb4d6840ca9cbcef2bee72ef3e59f08f62915.png)

How to change Progid in the OPC-DA server node. I need to change to OPCServer.WinCC.1. I am trying to change in the custom field but it is not changed

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**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [15 January 2023 16:12 UTC](https://discourse.nodered.org/t/opc-da-in-siemens-opc/70724/2 "2023-01-15T16:12:38Z")

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