# Industrial

**URL:** https://discourse.nodered.org/c/industrial/18.md?page=17

[Latest](https://discourse.nodered.org/latest.md) · [Categories](https://discourse.nodered.org/categories.md) · [Tags](https://discourse.nodered.org/tags.md)

**Page:** 18

---

## [Node-red-contrib-modbus with RTU 485 device over PI 485 shield](https://discourse.nodered.org/t/node-red-contrib-modbus-with-rtu-485-device-over-pi-485-shield/37734)

<div class="topic-metadata">

**Author:** [@mellis](https://discourse.nodered.org/u/mellis)\
**Replies:** 4\
**Last updated:** [7 January 2021 05:59 UTC](https://discourse.nodered.org/t/node-red-contrib-modbus-with-rtu-485-device-over-pi-485-shield/37734 "2021-01-07T05:59:14Z")

</div>

I installed a Seeed RS-485 Shield for Raspberry Pi on a new raspberry Pi4, ran sudo raspi-config, selected “3” interface options, selected P6 serial port, disabled shell, enabled serial port hardware. I goto into node-r…

---

## [Nora connection missing voice connection](https://discourse.nodered.org/t/nora-connection-missing-voice-connection/38401)

<div class="topic-metadata">

**Author:** [@TonHuijs](https://discourse.nodered.org/u/TonHuijs)\
**Replies:** 0\
**Last updated:** [2 January 2021 15:17 UTC](https://discourse.nodered.org/t/nora-connection-missing-voice-connection/38401 "2021-01-02T15:17:43Z")

</div>

Dear .... With a connection of Nora, I was been able to switch by Node RED a contact of a PLC by just talking to Google Nest device. (include to control it directly bij the dashboard) It came nice back with te answer..…

---

## [Node-RED to OctoPrint Integration](https://discourse.nodered.org/t/node-red-to-octoprint-integration/38264)

<div class="topic-metadata">

**Author:** [@devittobk](https://discourse.nodered.org/u/devittobk)\
**Replies:** 2\
**Last updated:** [30 December 2020 09:52 UTC](https://discourse.nodered.org/t/node-red-to-octoprint-integration/38264 "2020-12-30T09:52:17Z")

</div>

Hi, I have a plan on building a 3D Printing Farm, using an ERP software, OctoPrint and Node-RED. My main focus right now is to integrate Node-RED with OctoPrint, more specifically using Node-RED to trigger/click the 'S…

---

## [How get a complete bool values from DB with Double Words?](https://discourse.nodered.org/t/how-get-a-complete-bool-values-from-db-with-double-words/38202)

<div class="topic-metadata">

**Author:** [@Jotarod](https://discourse.nodered.org/u/Jotarod)\
**Replies:** 2\
**Last updated:** [29 December 2020 13:53 UTC](https://discourse.nodered.org/t/how-get-a-complete-bool-values-from-db-with-double-words/38202 "2020-12-29T13:53:29Z")

</div>

Dear colleagues, I a have a DB with alarms that looks something more or less like this : Imagine that would like to get the values until the direction 99.7 . Of course, introduce one to one the dbx directions in the…

---

## [Modbus communication problem](https://discourse.nodered.org/t/modbus-communication-problem/37849)

<div class="topic-metadata">

**Author:** [@agmacedo](https://discourse.nodered.org/u/agmacedo)\
**Replies:** 0\
**Last updated:** [21 December 2020 15:26 UTC](https://discourse.nodered.org/t/modbus-communication-problem/37849 "2020-12-21T15:26:08Z")

</div>

My problem is in the Modbus Flex Getter node. If the injection node from bottom has a 10 secs interval then it works fine, but if I extend it to 20 secs or 1 min then the insert node fails because the modbus node fails …

---

## [How to extract array value from msg.payload - Bacnet Read Value](https://discourse.nodered.org/t/how-to-extract-array-value-from-msg-payload-bacnet-read-value/37690)

<div class="topic-metadata">

**Author:** [@bobster1](https://discourse.nodered.org/u/bobster1)\
**Replies:** 0\
**Last updated:** [18 December 2020 03:17 UTC](https://discourse.nodered.org/t/how-to-extract-array-value-from-msg-payload-bacnet-read-value/37690 "2020-12-18T03:17:28Z")

</div>

Newbie alert! There must be a better way to extract the value of a BACnet Dig. Out read message ... I've tried various function nodes combos .. but no joy. :frowning: Here is a copy of the path .. payload.values\[0…

---

## [BACnet MSTP read request](https://discourse.nodered.org/t/bacnet-mstp-read-request/37199)

<div class="topic-metadata">

**Author:** [@bbartling](https://discourse.nodered.org/u/bbartling)\
**Replies:** 13\
**Last updated:** [18 December 2020 14:59 UTC](https://discourse.nodered.org/t/bacnet-mstp-read-request/37199 "2020-12-18T14:59:19Z")

</div>

Hello, Brand new to node red, looks cool :slight\_smile: Could someone give me a tip on how to make a BACnet read request of a BACnet MSTP controller temp sensor? BACnet device 201201 on MSTP network 12345 controller h…

---

## [Communication between Iot2000 and PLC S7-1500](https://discourse.nodered.org/t/communication-between-iot2000-and-plc-s7-1500/37647)

<div class="topic-metadata">

**Author:** [@tbet](https://discourse.nodered.org/u/tbet)\
**Replies:** 1\
**Last updated:** [17 December 2020 12:45 UTC](https://discourse.nodered.org/t/communication-between-iot2000-and-plc-s7-1500/37647 "2020-12-17T12:45:45Z")

</div>

Hi, I'm searching for some days how to get a connection between my Iot2000 and PLC. Therefore I already installed the recent Node-RED Release 1.2.6 and Node.js V8.16.0 (can't update, why). Version of node-red-contrib-…

---

## [Node-Red in PLCnext AXC F 2152 line chart problems](https://discourse.nodered.org/t/node-red-in-plcnext-axc-f-2152-line-chart-problems/37362)

<div class="topic-metadata">

**Author:** [@robo7795](https://discourse.nodered.org/u/robo7795)\
**Replies:** 8\
**Last updated:** [13 December 2020 13:43 UTC](https://discourse.nodered.org/t/node-red-in-plcnext-axc-f-2152-line-chart-problems/37362 "2020-12-13T13:43:45Z")

</div>

Hello, I have installed Node-Red in a Docker on a PLCnext controller (AXC F 2152 firmware 2020.6). Via OPC UA I want to create a line graph in Node-Red that is to be generated by a real variable. Unfortunately, the grap…

---

## [Modbustcp write fc15](https://discourse.nodered.org/t/modbustcp-write-fc15/37347)

<div class="topic-metadata">

**Author:** [@serinmo](https://discourse.nodered.org/u/serinmo)\
**Replies:** 9\
**Last updated:** [11 December 2020 18:15 UTC](https://discourse.nodered.org/t/modbustcp-write-fc15/37347 "2020-12-11T18:15:04Z")

</div>

Hi, I'm trying to switch a simple on/off by modbustcp write but is imposible... I can read prefectly array from plc (Arduino, with mudbus.h library) but I can't write, always recived error about is not an array. …

---

## [Yet another Device running NR](https://discourse.nodered.org/t/yet-another-device-running-nr/37304)

<div class="topic-metadata">

**Author:** [@iiLaw](https://discourse.nodered.org/u/iiLaw)\
**Replies:** 0\
**Last updated:** [10 December 2020 15:28 UTC](https://discourse.nodered.org/t/yet-another-device-running-nr/37304 "2020-12-10T15:28:58Z")

</div>

In the last few months I've come across three industrial devices with Node-RED at their core. Two for buildings automation, I'm testing on and this one below for both BA and industrial automation. I'm getting a early in…

---

## [Work Order Generation](https://discourse.nodered.org/t/work-order-generation/37093)

<div class="topic-metadata">

**Author:** [@dschultz512](https://discourse.nodered.org/u/dschultz512)\
**Replies:** 3\
**Last updated:** [6 December 2020 21:22 UTC](https://discourse.nodered.org/t/work-order-generation/37093 "2020-12-06T21:22:28Z")

</div>

I am working on a condition based maintenance application where a change of state will generate a work order in a maintenance system. What I would like to do if check to see if the previous work order has been completed …

---

## [Visual built tools required for modbus nodes](https://discourse.nodered.org/t/visual-built-tools-required-for-modbus-nodes/37035)

<div class="topic-metadata">

**Author:** [@NodeC](https://discourse.nodered.org/u/NodeC)\
**Replies:** 3\
**Last updated:** [6 December 2020 09:37 UTC](https://discourse.nodered.org/t/visual-built-tools-required-for-modbus-nodes/37035 "2020-12-06T09:37:15Z")

</div>

Anyone could help? 2020-11-30T03:42:10.131Z Install : node-red-contrib-modbus 5.13.3 2020-11-30T03:42:10.144Z npm.cmd install --no-audit --no-update-notifier --no-fund --save --save-prefix=~ --production node-red-contr…

---

## [Allen Bradley PLC variable](https://discourse.nodered.org/t/allen-bradley-plc-variable/36576)

<div class="topic-metadata">

**Author:** [@ChrisWeb71](https://discourse.nodered.org/u/ChrisWeb71)\
**Replies:** 5\
**Last updated:** [3 December 2020 20:42 UTC](https://discourse.nodered.org/t/allen-bradley-plc-variable/36576 "2020-12-03T20:42:59Z")

</div>

Hello, I have the following problem I get values from an Allen Bradley PLC. If I want to use several variables in one function at the same time, it usually works like this: this is output: msg.payload = 22 msg.topic…

---

## [Node-red-contrib-s7 broken after 3.0.0 update](https://discourse.nodered.org/t/node-red-contrib-s7-broken-after-3-0-0-update/36855)

<div class="topic-metadata">

**Author:** [@OriolFM](https://discourse.nodered.org/u/OriolFM)\
**Replies:** 5\
**Last updated:** [3 December 2020 15:37 UTC](https://discourse.nodered.org/t/node-red-contrib-s7-broken-after-3-0-0-update/36855 "2020-12-03T15:37:24Z")

</div>

I have a big application in which I read from 30+ Siemens S1200 PLCs using the S7 node, version 2.2.1. Today, I saw the update to 3.0.0, and clicked on it. After rebooting, every single machine was broken, saying there…

---

## [Sinumerik840D PN](https://discourse.nodered.org/t/sinumerik840d-pn/36863)

<div class="topic-metadata">

**Author:** [@DaveMou](https://discourse.nodered.org/u/DaveMou)\
**Replies:** 1\
**Last updated:** [3 December 2020 14:34 UTC](https://discourse.nodered.org/t/sinumerik840d-pn/36863 "2020-12-03T14:34:26Z")

</div>

Dear colleagues, Has someone communicated with Sinumerik 840D via profinet with S7 nodes? Is it possible? Thank you

---

## [Searching Node for robot](https://discourse.nodered.org/t/searching-node-for-robot/36795)

<div class="topic-metadata">

**Author:** [@usmanEmder](https://discourse.nodered.org/u/usmanEmder)\
**Replies:** 0\
**Last updated:** [1 December 2020 11:13 UTC](https://discourse.nodered.org/t/searching-node-for-robot/36795 "2020-12-01T11:13:07Z")

</div>

Is there any node for Robots like Kuka, Mitsubishi, and Universal robots?

---

## [How to close Firmata (Johnny5) serial connection safely?](https://discourse.nodered.org/t/how-to-close-firmata-johnny5-serial-connection-safely/36778)

<div class="topic-metadata">

**Author:** [@PizzaProgram](https://discourse.nodered.org/u/PizzaProgram)\
**Replies:** 1\
**Last updated:** [30 November 2020 23:45 UTC](https://discourse.nodered.org/t/how-to-close-firmata-johnny5-serial-connection-safely/36778 "2020-11-30T23:45:06Z")

</div>

I think that the Johnny5 component has a bug. If clicking Deploy, the current Board connections do not close properly, so after deployment they can not reconnect. Even the enhanced, new version. I'm searching a way t…

---

## [Read different PLCs with Node-RED](https://discourse.nodered.org/t/read-different-plcs-with-node-red/34553)

<div class="topic-metadata">

**Author:** [@LucaCarminati](https://discourse.nodered.org/u/LucaCarminati)\
**Replies:** 11\
**Last updated:** [30 November 2020 15:31 UTC](https://discourse.nodered.org/t/read-different-plcs-with-node-red/34553 "2020-11-30T15:31:32Z")

</div>

Hi to everyone, I'm trying to develop an application to read different type of data from many PLCs (S7-1500). I developed yet different application between S7-1500 and Node-RED, but always with one PLC for time. My go…

---

## [HTTP Request with changing bearer token](https://discourse.nodered.org/t/http-request-with-changing-bearer-token/36678)

<div class="topic-metadata">

**Author:** [@Tommino](https://discourse.nodered.org/u/Tommino)\
**Replies:** 1\
**Last updated:** [28 November 2020 17:52 UTC](https://discourse.nodered.org/t/http-request-with-changing-bearer-token/36678 "2020-11-28T17:52:53Z")

</div>

Hello I am new to this topic and honestly a complete beginner. Together with a customer I tried to read the variables of a measurement instrument from his cloud via HTTP request. After authentication, we received a Beare…

---

## [Recommendation for industrial modules/hat for raspberry pi](https://discourse.nodered.org/t/recommendation-for-industrial-modules-hat-for-raspberry-pi/36579)

<div class="topic-metadata">

**Author:** [@iiot2k](https://discourse.nodered.org/u/iiot2k)\
**Replies:** 0\
**Last updated:** [26 November 2020 18:08 UTC](https://discourse.nodered.org/t/recommendation-for-industrial-modules-hat-for-raspberry-pi/36579 "2020-11-26T18:08:22Z")

</div>

Hi, at moment I write nodes for realize control and automation projects with node-red. I publish this nodes next time. This nodes access the io hardware. For example on Raspberry Pi using the gpio. On market they a…

---

## [Mc protocol - how to use mc write node](https://discourse.nodered.org/t/mc-protocol-how-to-use-mc-write-node/36529)

<div class="topic-metadata">

**Author:** [@tunbendahara](https://discourse.nodered.org/u/tunbendahara)\
**Replies:** 20\
**Last updated:** [26 November 2020 22:32 UTC](https://discourse.nodered.org/t/mc-protocol-how-to-use-mc-write-node/36529 "2020-11-26T22:32:24Z")

</div>

good day, I managed to use node-contrib-mcprotocol for fetching status & analog value. However, i cant send command @ write value using MC Write node. It keeps writing error 'the value must be between \>= 0 and \<= 0. How…

---

## [Contrib-s7 error when adding variables](https://discourse.nodered.org/t/contrib-s7-error-when-adding-variables/36480)

<div class="topic-metadata">

**Author:** [@ArttuJ](https://discourse.nodered.org/u/ArttuJ)\
**Replies:** 1\
**Last updated:** [24 November 2020 21:19 UTC](https://discourse.nodered.org/t/contrib-s7-error-when-adding-variables/36480 "2020-11-24T21:19:24Z")

</div>

Hello, Whenever I try to add any variables to my S7 node, I get this error: error \[0x8104\] 0x8104 My PLC is an S7-1200 1214C DC/DC/RLY The node will read "Online" without any variables and no errors are posted in …

---

## [Two way communication via RS232](https://discourse.nodered.org/t/two-way-communication-via-rs232/36366)

<div class="topic-metadata">

**Author:** [@Arman](https://discourse.nodered.org/u/Arman)\
**Replies:** 1\
**Last updated:** [23 November 2020 09:18 UTC](https://discourse.nodered.org/t/two-way-communication-via-rs232/36366 "2020-11-23T09:18:24Z")

</div>

I have a device running Node-Red with a RS232 port. I would like to connect it to a GPRS modem via RS232 to send telemetry data packets. In order to do so, I need to send several AT-commands to the modem: One to trans…

---

## [Performance for industrial data gathering](https://discourse.nodered.org/t/performance-for-industrial-data-gathering/35277)

<div class="topic-metadata">

**Author:** [@OriolFM](https://discourse.nodered.org/u/OriolFM)\
**Replies:** 13\
**Last updated:** [14 November 2020 17:10 UTC](https://discourse.nodered.org/t/performance-for-industrial-data-gathering/35277 "2020-11-14T17:10:06Z")

</div>

I've been doing a node-red application for tracking material data at work (PCB facility). Currently, I poll data from different machinery at different intervals: 3s intervals from 26 machines (for now) that run on Sie…

---

## [\[solved\] Send a modbus write event to reset counter](https://discourse.nodered.org/t/solved-send-a-modbus-write-event-to-reset-counter/35861)

<div class="topic-metadata">

**Author:** [@digidax](https://discourse.nodered.org/u/digidax)\
**Replies:** 3\
**Last updated:** [14 November 2020 08:52 UTC](https://discourse.nodered.org/t/solved-send-a-modbus-write-event-to-reset-counter/35861 "2020-11-14T08:52:05Z")

</div>

Hi there, I would like to reset a maximum counter of a device "MaxP+" . The manual shows for this value (high lighted): Using modbus-write node: Question: How do I have to set the inject payload to write to 0x000…

---

## [Modbus Buffer parser, 32 bit](https://discourse.nodered.org/t/modbus-buffer-parser-32-bit/35815)

<div class="topic-metadata">

**Author:** [@digidax](https://discourse.nodered.org/u/digidax)\
**Replies:** 2\
**Last updated:** [13 November 2020 06:56 UTC](https://discourse.nodered.org/t/modbus-buffer-parser-32-bit/35815 "2020-11-13T06:56:53Z")

</div>

Hi there, I would need your help please: Reading 24 registers of a modbus TCP device: And want to get the values. These are represented as followed: How do I have setup the "puffer parser node", to get the values…

---

## [Modbus TCP read data](https://discourse.nodered.org/t/modbus-tcp-read-data/35803)

<div class="topic-metadata">

**Author:** [@digidax](https://discourse.nodered.org/u/digidax)\
**Replies:** 2\
**Last updated:** [12 November 2020 12:55 UTC](https://discourse.nodered.org/t/modbus-tcp-read-data/35803 "2020-11-12T12:55:37Z")

</div>

Hello, I have no success for reading data from a davice by using Modbus TCP: \[{"id":"a15ab1d7.fa063","type":"tab","label":"NETIO AN32a (Modbus/TCP)","disabled":false,"info":""},{"id":"fa8953c2.b8e12","type":"function",…

---

## [Node Red server connection lost connecting IOT2040 to S7-1200](https://discourse.nodered.org/t/node-red-server-connection-lost-connecting-iot2040-to-s7-1200/35637)

<div class="topic-metadata">

**Author:** [@Dedoyler](https://discourse.nodered.org/u/Dedoyler)\
**Replies:** 4\
**Last updated:** [12 November 2020 11:13 UTC](https://discourse.nodered.org/t/node-red-server-connection-lost-connecting-iot2040-to-s7-1200/35637 "2020-11-12T11:13:21Z")

</div>

Hi Guys, I'm having problems with a simple flow reading data from my non-optimized DB1,WORD0 using an S7 1200 with V14 SP1. I am using the S7 In node connected to a debug node (Msg.Payload). When my string is deployed …

---

## [Easye4 PLC with node-red](https://discourse.nodered.org/t/easye4-plc-with-node-red/35697)

<div class="topic-metadata">

**Author:** [@rahmafaris](https://discourse.nodered.org/u/rahmafaris)\
**Replies:** 2\
**Last updated:** [10 November 2020 20:53 UTC](https://discourse.nodered.org/t/easye4-plc-with-node-red/35697 "2020-11-10T20:53:49Z")

</div>

hello i am trying to connect easye4 with Node-red but i am getting stuck in send data for PLC , can anyone help ?

[Previous page](https://discourse.nodered.org/c/industrial/18.md?page=16)

[Next page](https://discourse.nodered.org/c/industrial/18.md?page=18)