# Hi i'm sending a msg type (object or string) from node-red using serial mobus with shneider iem-3000 over mqtt but the results is invalid msg (I'm using "mqtt fx")

**URL:** <https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854>\
**Category:** General\
**Created:** [28 April 2021 10:07 UTC](https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854 "2021-04-28T10:07:44Z")\
**Posts on this page:** 8\
**Page:** 1

<div class="post-metadata">

**Author:** ![fa7](https://avatars.discourse-cdn.com/v4/letter/f/ccd318/32.png) [@fa7](https://discourse.nodered.org/u/fa7)\
**Post date:** [28 April 2021 10:07 UTC](https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854/1 "2021-04-28T10:07:44Z")

</div>

Hi  
i'm sending a msg type (object or string) from node-red using serial mobus with shneider iem-3000 over mqtt  
but the results is invalid msg (I'm using "mqtt fx")

---

<div class="post-metadata">

**Author:** ![fa7](https://avatars.discourse-cdn.com/v4/letter/f/ccd318/32.png) [@fa7](https://discourse.nodered.org/u/fa7)\
**Post date:** [28 April 2021 10:08 UTC](https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854/2 "2021-04-28T10:08:43Z")

</div>

![hggh](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/3X/8/8/8883d852d94cec8202cbcc9bf89e253201bc7a82.png)  
 ![fdfd](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/3X/9/9/99012586fc58d8bb43a37dfc8cf86db96667386d.png)

---

<div class="post-metadata">

**Author:** ![Steve-Mcl](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/steve-mcl/32/4826_2.png) [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Post date:** [28 April 2021 10:26 UTC](https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854/3 "2021-04-28T10:26:38Z")

</div>

> [@fa7](#):
>
> but the results is invalid msg

why is it invalid?  
what are you supposed to be sending?

  

PS "[MQTT Explorer](http://mqtt-explorer.com/)" is miles better than "mqtt fx"

---

<div class="post-metadata">

**Author:** ![fa7](https://avatars.discourse-cdn.com/v4/letter/f/ccd318/32.png) [@fa7](https://discourse.nodered.org/u/fa7)\
**Post date:** [28 April 2021 10:37 UTC](https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854/4 "2021-04-28T10:37:55Z")

</div>

{"v1":226.34100341796875,"Qtot":0,"F":49.99446105957031,"PFtot":-1,"Ptot":-0.000016220212273765355,"P3":-0.000016220212273765355,"P2":0,"P1":0,"U31":393.5036315917969,"U23":395.81219482421875,"U12":394.2791442871094,"I3":0,"I2":0,"I1":0,"v3":228.8209991455078,"v2":229.33363342285156}

---

<div class="post-metadata">

**Author:** ![Steve-Mcl](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/steve-mcl/32/4826_2.png) [@Steve-Mcl](https://discourse.nodered.org/u/Steve-Mcl)\
**Post date:** [28 April 2021 10:41 UTC](https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854/5 "2021-04-28T10:41:47Z")

</div>

I cannot help if you dont answer questions. Posting the payload means nothing to me.

---

<div class="post-metadata">

**Author:** ![fa7](https://avatars.discourse-cdn.com/v4/letter/f/ccd318/32.png) [@fa7](https://discourse.nodered.org/u/fa7)\
**Post date:** [28 April 2021 10:54 UTC](https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854/7 "2021-04-28T10:54:21Z")

</div>

i want to send the same payload over mqtt

---

<div class="post-metadata">

**Author:** ![Colin](https://sea2.discourse-cdn.com/flex026/user_avatar/discourse.nodered.org/colin/32/17040_2.png) [@Colin](https://discourse.nodered.org/u/Colin)\
**Post date:** [28 April 2021 11:27 UTC](https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854/8 "2021-04-28T11:27:41Z")

</div>

So what is the problem? Send it to an MQTT node.

---

<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/d073cd938eafa2e558d7c2cd59003b3ef4963033.png) [@system](https://discourse.nodered.org/u/system)\
**Post date:** [27 June 2021 11:28 UTC](https://discourse.nodered.org/t/hi-im-sending-a-msg-type-object-or-string-from-node-red-using-serial-mobus-with-shneider-iem-3000-over-mqtt-but-the-results-is-invalid-msg-im-using-mqtt-fx/44854/9 "2021-06-27T11:28:01Z")

</div>

This topic was automatically closed 60 days after the last reply. New replies are no longer allowed.