# Siemens address return bad

**URL:** <https://forum.inductiveautomation.com/t/siemens-address-return-bad/70402>\
**Category:** Ignition\
**Tags:** ignition81\
**Created:** [February 28, 2023, 5:30am UTC](https://forum.inductiveautomation.com/t/siemens-address-return-bad/70402 "2023-02-28T05:30:57Z")\
**Posts on this page:** 5\
**Page:** 1

<div class="post-metadata">

**Author:** ![Lina\_Su](https://avatars.discourse-cdn.com/v4/letter/l/7ba0ec/32.png) [@Lina\_Su](https://forum.inductiveautomation.com/u/Lina_Su)\
**Post date:** [February 28, 2023, 5:30am UTC](https://forum.inductiveautomation.com/t/siemens-address-return-bad/70402/1 "2023-02-28T05:30:57Z")

</div>

I am trying to read Siemens PLC S1200 tag , I create device first, it shows connected .  
Then I go to Ignition designer, create OPC tags as below :

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/8/3/83c77f19aa41c3737ca44cff01c371363e196fe9.png)

It shows bad.

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/3/0/309b2e91213f440801e07ac5eed087c31eb23e88.png)

Below is screenshot from my Siemens Portal software.

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/9/2/92e830613cb91fa8b0e7f326991ba82f7aed0448.jpeg)

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/a/4/a47d7dfa10a40b0e2de027e7fb470b6e38c9514f.jpeg)

I tried to revise my OpcItemPath from [Test\_1200]IW96 to II96 , same issue.

Where I did wrong.

---

<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 28, 2023, 5:45am UTC](https://forum.inductiveautomation.com/t/siemens-address-return-bad/70402/3 "2023-02-28T05:45:09Z")

</div>

Did you follow the four instructions in the manual titled "Considerations for 1200 and 1500 Devices" ?

[https://docs.inductiveautomation.com/display/DOC81/Siemens#Siemens-Considerationsfor1200and1500Devices](https://docs.inductiveautomation.com/display/DOC81/Siemens#Siemens-Considerationsfor1200and1500Devices)

---

<div class="post-metadata">

**Author:** ![Lina\_Su](https://avatars.discourse-cdn.com/v4/letter/l/7ba0ec/32.png) [@Lina\_Su](https://forum.inductiveautomation.com/u/Lina_Su)\
**Post date:** [February 28, 2023, 6:05am UTC](https://forum.inductiveautomation.com/t/siemens-address-return-bad/70402/4 "2023-02-28T06:05:53Z")

</div>

May I ask where to configure this, is this in Siemens Portal software ？  
Forgive me , I am not familar with PLC coding, it's done by another guy.

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/c/2/c250a9e48710315f476ac26ab4b7a4b13be32d82.png)

---

<div class="post-metadata">

**Author:** ![nideyijuyidong](https://avatars.discourse-cdn.com/v4/letter/n/7cd45c/32.png) [@nideyijuyidong](https://forum.inductiveautomation.com/u/nideyijuyidong)\
**Post date:** [February 28, 2023, 6:55am UTC](https://forum.inductiveautomation.com/t/siemens-address-return-bad/70402/5 "2023-02-28T06:55:25Z")

</div>

The acces level and connection mechanism are under Protection and safety.

---

<div class="post-metadata">

**Author:** ![zxcslo](https://sea1.discourse-cdn.com/inductiveautomation/user_avatar/forum.inductiveautomation.com/zxcslo/32/61610_2.png) [@zxcslo](https://forum.inductiveautomation.com/u/zxcslo)\
**Post date:** [February 28, 2023, 8:18am UTC](https://forum.inductiveautomation.com/t/siemens-address-return-bad/70402/6 "2023-02-28T08:18:22Z")

</div>

Look [here](https://support.inductiveautomation.com/hc/en-us/articles/360047576831-Connecting-to-Siemens-S7-1200-and-S7-1500)...