# Latest

**URL:** https://discourse.nodered.org/latest.md?page=884

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

**Page:** 885

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## [Node red with 90-30 plc](https://discourse.nodered.org/t/node-red-with-90-30-plc/40918)

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**Author:** [@Senthil567](https://discourse.nodered.org/u/Senthil567)\
**Replies:** 6\
**Last updated:** [16 February 2021 04:17 UTC](https://discourse.nodered.org/t/node-red-with-90-30-plc/40918 "2021-02-16T04:17:03Z")

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hi, i need to connect gefanuc 90-30 plc to node-red can anyone help to it has only tcpip what node to be used to get registers data

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## [Node-RED Project SSH authentication](https://discourse.nodered.org/t/node-red-project-ssh-authentication/40905)

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**Author:** [@Cjkeenan](https://discourse.nodered.org/u/Cjkeenan)\
**Replies:** 9\
**Last updated:** [15 February 2021 22:51 UTC](https://discourse.nodered.org/t/node-red-project-ssh-authentication/40905 "2021-02-15T22:51:47Z")

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So recently I have been getting emails from Github about them phasing out Basic authentication using a password to Git in favor of SSH and token-based keys. This is where the problem is starting. I was able to create a …

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## [DHCP and Grafana iframe](https://discourse.nodered.org/t/dhcp-and-grafana-iframe/40911)

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**Author:** [@mune](https://discourse.nodered.org/u/mune)\
**Replies:** 15\
**Last updated:** [15 February 2021 22:37 UTC](https://discourse.nodered.org/t/dhcp-and-grafana-iframe/40911 "2021-02-15T22:37:20Z")

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Hello all, I'm new in this forum. Usually I'm able to find a solution searching the web, but this time I haven't been able, and despite all my trials I have to give off. I open grafana in a new tab (in all the tab layo…

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## [Opcua & s7 1214](https://discourse.nodered.org/t/opcua-s7-1214/40551)

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**Author:** [@rromele](https://discourse.nodered.org/u/rromele)\
**Replies:** 2\
**Last updated:** [15 February 2021 22:14 UTC](https://discourse.nodered.org/t/opcua-s7-1214/40551 "2021-02-15T22:14:31Z")

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Hi, I should connect S7-1214 plc to via node-red-contribut-opcua version 0.2.101. The version of node-red is 1.2.9 on W7 64 operating system. OPC UA does not connect, gives error message: “invalid endpoint”. The plc …

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## [Questions About Template Widget](https://discourse.nodered.org/t/questions-about-template-widget/41049)

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**Author:** [@Buckskin](https://discourse.nodered.org/u/Buckskin)\
**Replies:** 0\
**Last updated:** [15 February 2021 22:00 UTC](https://discourse.nodered.org/t/questions-about-template-widget/41049 "2021-02-15T22:00:35Z")

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I have been having a go at designing my own button and have managed a workable solution. However, I have a couple of questions. The first question is that when using send(msg) from within a scope$watch function a new pr…

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## [Firefox on IOS opening dashboard](https://discourse.nodered.org/t/firefox-on-ios-opening-dashboard/41044)

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**Author:** [@gerry](https://discourse.nodered.org/u/gerry)\
**Replies:** 8\
**Last updated:** [15 February 2021 20:58 UTC](https://discourse.nodered.org/t/firefox-on-ios-opening-dashboard/41044 "2021-02-15T20:58:12Z")

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For a while now I have had this problem and while I can work around it I wonder if you were aware of it. If I try to open a dashboard from Firefox on an Ipad the browser immediately closes. Several different pi's running…

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## [One shot/repeating 'filter'](https://discourse.nodered.org/t/one-shot-repeating-filter/40796)

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**Author:** [@BrotherOdd](https://discourse.nodered.org/u/BrotherOdd)\
**Replies:** 7\
**Last updated:** [15 February 2021 20:43 UTC](https://discourse.nodered.org/t/one-shot-repeating-filter/40796 "2021-02-15T20:43:18Z")

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Good afternoon node-red'ers! First time posting here, I've got a scenario I'm trying to iron out. First off, I'm running Home Assistant, Room assistant and Node RED (among other items but I don't think they are pertine…

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## [Overall equipment effectiveness](https://discourse.nodered.org/t/overall-equipment-effectiveness/14025)

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**Author:** [@Agrotar](https://discourse.nodered.org/u/Agrotar)\
**Replies:** 7\
**Last updated:** [15 February 2021 20:19 UTC](https://discourse.nodered.org/t/overall-equipment-effectiveness/14025 "2021-02-15T20:19:37Z")

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Hello, I need help. I want to program an overall equipment effectiveness for a machine. I have 8 inputs (mqtt) and I converted these as json with aa == for off and aq == for on. The inputs also give me a timestamp. 1…

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## [Unifi Controller coexist with NR](https://discourse.nodered.org/t/unifi-controller-coexist-with-nr/40788)

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**Author:** [@wecoyote5](https://discourse.nodered.org/u/wecoyote5)\
**Replies:** 6\
**Last updated:** [15 February 2021 20:09 UTC](https://discourse.nodered.org/t/unifi-controller-coexist-with-nr/40788 "2021-02-15T20:09:53Z")

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Hi NR community. I have a RPi 4, 4Gb solely being used to serve NR at the moment. I am thinking about also installing the Unifi Controller software on it as well which only has some Acess points to deal with. Has anyone…

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## [RBE state storage](https://discourse.nodered.org/t/rbe-state-storage/41012)

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**Author:** [@sebo](https://discourse.nodered.org/u/sebo)\
**Replies:** 16\
**Last updated:** [15 February 2021 19:33 UTC](https://discourse.nodered.org/t/rbe-state-storage/41012 "2021-02-15T19:33:42Z")

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Hello, The RBE node is great to automate MQTT based on a state-change event. However quite often it is needed to check the last published state of a sensor, this information is now hidden inside the RBE node (can be ach…

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## [Command line exec node ffmpeg using NR in Docker](https://discourse.nodered.org/t/command-line-exec-node-ffmpeg-using-nr-in-docker/18727)

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**Author:** [@GChapo](https://discourse.nodered.org/u/GChapo)\
**Replies:** 16\
**Last updated:** [15 February 2021 19:19 UTC](https://discourse.nodered.org/t/command-line-exec-node-ffmpeg-using-nr-in-docker/18727 "2021-02-15T19:19:11Z")

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I'm struggling to run a command in exec node and I need some pointers please; I have created a bash script and can successfully run an ffmpeg command with my script named ffmpegrun.sh as below; However, when I run in…

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## [Context storage for delay module](https://discourse.nodered.org/t/context-storage-for-delay-module/40921)

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**Author:** [@Spyker](https://discourse.nodered.org/u/Spyker)\
**Replies:** 11\
**Last updated:** [15 February 2021 16:07 UTC](https://discourse.nodered.org/t/context-storage-for-delay-module/40921 "2021-02-15T16:07:08Z")

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Hi All, I'm using a flow where I receive a signal via a webhook that I send to the delay module to add a random delay before sending it to discord for example. Unfortunately I cannot make the delay module cache the sig…

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## [Best Practice to import an ES6 Module in a node for Node-RED](https://discourse.nodered.org/t/best-practice-to-import-an-es6-module-in-a-node-for-node-red/41014)

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**Author:** [@chunyianliew](https://discourse.nodered.org/u/chunyianliew)\
**Replies:** 2\
**Last updated:** [15 February 2021 15:44 UTC](https://discourse.nodered.org/t/best-practice-to-import-an-es6-module-in-a-node-for-node-red/41014 "2021-02-15T15:44:57Z")

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I am looking for the best practice to import an ES6 module in a node for Node-Red. I would appreciate it if someone can provide me with some guidance here. Here is some additional background information: There is an li…

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## [Use data in an xml file to make a graph](https://discourse.nodered.org/t/use-data-in-an-xml-file-to-make-a-graph/41005)

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**Author:** [@Corentin](https://discourse.nodered.org/u/Corentin)\
**Replies:** 9\
**Last updated:** [15 February 2021 14:08 UTC](https://discourse.nodered.org/t/use-data-in-an-xml-file-to-make-a-graph/41005 "2021-02-15T14:08:49Z")

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Hello, I want to retrieve data in the following XML file in order to create graphs. The data I want is the timestamp of each item as well as the value. I have no idea how to proceed. Can anyone help me? Thank you. Th…

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## [Analyze State of Multiple MQTT Devices](https://discourse.nodered.org/t/analyze-state-of-multiple-mqtt-devices/41027)

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**Author:** [@TheJoeFletch](https://discourse.nodered.org/u/TheJoeFletch)\
**Replies:** 3\
**Last updated:** [15 February 2021 15:25 UTC](https://discourse.nodered.org/t/analyze-state-of-multiple-mqtt-devices/41027 "2021-02-15T15:25:43Z")

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I have Node-RED installed on my Home Assistant instance and I am trying to do the following. (Note that this is my first attempt at a bit of logic here, so my knowledge of all the nodes is certainly not complete.) When …

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## [Change node.name in function node based on received payload](https://discourse.nodered.org/t/change-node-name-in-function-node-based-on-received-payload/41000)

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**Author:** [@jeroenst](https://discourse.nodered.org/u/jeroenst)\
**Replies:** 7\
**Last updated:** [15 February 2021 15:13 UTC](https://discourse.nodered.org/t/change-node-name-in-function-node-based-on-received-payload/41000 "2021-02-15T15:13:06Z")

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I would like to have a feature to change the node.name to the incoming payload. This way I can show the values of another node in the overview in a node instead of in the status of a node which is sometimes better viewa…

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## [Debugging - node-red-contrib-modbus - serial RTU](https://discourse.nodered.org/t/debugging-node-red-contrib-modbus-serial-rtu/40780)

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**Author:** [@Ion3](https://discourse.nodered.org/u/Ion3)\
**Replies:** 26\
**Last updated:** [15 February 2021 15:16 UTC](https://discourse.nodered.org/t/debugging-node-red-contrib-modbus-serial-rtu/40780 "2021-02-15T15:16:05Z")

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Hi, I have an issue using the "Modbus Read" node of node-red-contrib-modbus. My modbus communication works on a Windows PC using CAS Modbus Scanner. Using the same hardware on a Raspberry Pi gives me some trouble. I am …

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## [Mutual exclusion with switch node](https://discourse.nodered.org/t/mutual-exclusion-with-switch-node/2595)

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**Author:** [@Chris](https://discourse.nodered.org/u/Chris)\
**Replies:** 10\
**Last updated:** [15 February 2021 14:37 UTC](https://discourse.nodered.org/t/mutual-exclusion-with-switch-node/2595 "2021-02-15T14:37:26Z")

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Dears, I want to use switch node do mutual exclusion on lighting(light A is on-- light B is off, light B is on--light A is off). However I don't know how to implement it with switch node. BR, Chris

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## [Post Data into http](https://discourse.nodered.org/t/post-data-into-http/41015)

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**Author:** [@sfedo](https://discourse.nodered.org/u/sfedo)\
**Replies:** 6\
**Last updated:** [15 February 2021 14:25 UTC](https://discourse.nodered.org/t/post-data-into-http/41015 "2021-02-15T14:25:17Z")

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Hello, I cant find out how to post data into http site, that is created with template node. I get a simple true value of my plc. Now I would like to post this true value into my html page instead of "test" in the tag…

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## [I want to show a long vertical screen on the dashboard](https://discourse.nodered.org/t/i-want-to-show-a-long-vertical-screen-on-the-dashboard/40590)

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**Author:** [@bird](https://discourse.nodered.org/u/bird)\
**Replies:** 2\
**Last updated:** [15 February 2021 13:49 UTC](https://discourse.nodered.org/t/i-want-to-show-a-long-vertical-screen-on-the-dashboard/40590 "2021-02-15T13:49:59Z")

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hi I want to show a long vertical screen using svg. The space is long enough vertically, but the picture is cut off. I want to show a long vertical screen. What should I do? thans

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## [Dashboard template add stylesheet?](https://discourse.nodered.org/t/dashboard-template-add-stylesheet/41021)

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**Author:** [@sfedo](https://discourse.nodered.org/u/sfedo)\
**Replies:** 3\
**Last updated:** [15 February 2021 13:42 UTC](https://discourse.nodered.org/t/dashboard-template-add-stylesheet/41021 "2021-02-15T13:42:09Z")

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Hello, I'm trying to add stylesheet into dashboard template. Like this: \<link rel="stylesheet" type="text/css" href="/home/pi/static/html/Stylesheet.css"\> is it even possible or do I have to use allways style tag and …

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## [Azure IoT Hub - Node - Connectivity Loss](https://discourse.nodered.org/t/azure-iot-hub-node-connectivity-loss/40672)

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**Author:** [@sathishkumarc14](https://discourse.nodered.org/u/sathishkumarc14)\
**Replies:** 14\
**Last updated:** [15 February 2021 13:38 UTC](https://discourse.nodered.org/t/azure-iot-hub-node-connectivity-loss/40672 "2021-02-15T13:38:50Z")

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Hi, Started using "Azure IoT hub" node from here. It sends the data as a payload in MQTT/HTTP. If internet connectivity fails or IoT hub is not available while sending a data from node red how to handle? Can we get any…

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## [Node-red-contrib-web-worldmap offline maps?](https://discourse.nodered.org/t/node-red-contrib-web-worldmap-offline-maps/41019)

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**Author:** [@lizzardguki](https://discourse.nodered.org/u/lizzardguki)\
**Replies:** 1\
**Last updated:** [15 February 2021 13:25 UTC](https://discourse.nodered.org/t/node-red-contrib-web-worldmap-offline-maps/41019 "2021-02-15T13:25:13Z")

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So because there is not too much information about the offline maps for the node-red-contrib-web-worldmap node... By following this post, I was only able to configure the executable file, and map file, but I am stuck a…

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## [Change node not replacing text](https://discourse.nodered.org/t/change-node-not-replacing-text/41013)

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**Author:** [@borpin](https://discourse.nodered.org/u/borpin)\
**Replies:** 8\
**Last updated:** [15 February 2021 13:19 UTC](https://discourse.nodered.org/t/change-node-not-replacing-text/41013 "2021-02-15T13:19:33Z")

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I'm sure I am missing something obvious, but why isn't this working? Tried with and without quotes. Output (and input) I'm wondering if it is trying whole text match? I'm sure I have done this before.

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## [Change ui table column name (field name) dynamically](https://discourse.nodered.org/t/change-ui-table-column-name-field-name-dynamically/40970)

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**Author:** [@kihararuntu](https://discourse.nodered.org/u/kihararuntu)\
**Replies:** 1\
**Last updated:** [15 February 2021 13:12 UTC](https://discourse.nodered.org/t/change-ui-table-column-name-field-name-dynamically/40970 "2021-02-15T13:12:44Z")

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I use MySQL with ui table, I can filter certain type of data, while other rows' value in this column is null, and different types store in different column, so how could I change the column name dynamically. Thanks.

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## [Noob Zigbee Icon for Dashboard Tab?](https://discourse.nodered.org/t/noob-zigbee-icon-for-dashboard-tab/40543)

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**Author:** [@onkel\_joerg](https://discourse.nodered.org/u/onkel_joerg)\
**Replies:** 14\
**Last updated:** [15 February 2021 12:49 UTC](https://discourse.nodered.org/t/noob-zigbee-icon-for-dashboard-tab/40543 "2021-02-15T12:49:56Z")

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Hello, I have a simple question: how do i get a Ziggbee icon into my Dashboard tab?

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## [S7 siemens nao conecta com node-red na nuvem](https://discourse.nodered.org/t/s7-siemens-nao-conecta-com-node-red-na-nuvem/40815)

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**Author:** [@emerson4594](https://discourse.nodered.org/u/emerson4594)\
**Replies:** 1\
**Last updated:** [15 February 2021 12:15 UTC](https://discourse.nodered.org/t/s7-siemens-nao-conecta-com-node-red-na-nuvem/40815 "2021-02-15T12:15:11Z")

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instalei o node red na nuvem, adicionei os nó s7 porem nao conectou e apareceu essa mensagem : "Error: Timeout connecting to the transport". ja no node-red local a conexão esta normal.

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## [Bigtimer triggers at midnight](https://discourse.nodered.org/t/bigtimer-triggers-at-midnight/40976)

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**Author:** [@kevincw01](https://discourse.nodered.org/u/kevincw01)\
**Replies:** 3\
**Last updated:** [15 February 2021 11:00 UTC](https://discourse.nodered.org/t/bigtimer-triggers-at-midnight/40976 "2021-02-15T11:00:44Z")

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Hi, I cant figure out why this bigtimer is turning on at midnight (pst). Any ideas? bigtimer config

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## [XBee collect/send data](https://discourse.nodered.org/t/xbee-collect-send-data/40867)

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**Author:** [@Martin10](https://discourse.nodered.org/u/Martin10)\
**Replies:** 1\
**Last updated:** [15 February 2021 10:34 UTC](https://discourse.nodered.org/t/xbee-collect-send-data/40867 "2021-02-15T10:34:30Z")

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Hi, i use XBee modules and i try this example (xBee transmit and recieve (flow) - Node-RED), in order to send/collect data, and i've got this in the debug node, but i can't see the message ''Hello'', that supposed to com…

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## [Power Measurement board](https://discourse.nodered.org/t/power-measurement-board/40959)

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**Author:** [@leftymuller](https://discourse.nodered.org/u/leftymuller)\
**Replies:** 4\
**Last updated:** [15 February 2021 10:16 UTC](https://discourse.nodered.org/t/power-measurement-board/40959 "2021-02-15T10:16:44Z")

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Hello! Has anybody had any experience getting these to work with node-red and tasmota? Expandable 6 Channel ESP32 Energy Meter Main Board – CircuitSetup Seems it works with home assistant Just about to dive into it…

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