# Arduino- Node Red Dashboard Separate Sensor Data Logging

**URL:** <https://discourse.nodered.org/t/arduino-node-red-dashboard-separate-sensor-data-logging/1116>\
**Category:** Dashboard\
**Created:** [27 June 2018 08:47 UTC](https://discourse.nodered.org/t/arduino-node-red-dashboard-separate-sensor-data-logging/1116 "2018-06-27T08:47:43Z")\
**Posts on this page:** 1\
**Page:** 2

<div class="post-metadata">

**Author:** ![markost](https://avatars.discourse-cdn.com/v4/letter/m/3d9bf3/32.png) [@markost](https://discourse.nodered.org/u/markost)\
**Post date:** [3 July 2018 05:41 UTC](https://discourse.nodered.org/t/arduino-node-red-dashboard-separate-sensor-data-logging/1116/22 "2018-07-03T05:41:53Z")

</div>

Ok, if debug is correct, put function node between serial in and gauge.

Change substring value from picture for correct value.  
Also change "A" with "ldr=" or "cel=".

 ![function](https://us1.discourse-cdn.com/flex026/uploads/nodered/original/1X/b44b3ad87c6684d8943e5569ee554cdf7c7fc71f.jpg)

Substring explanation [https://www.w3schools.com/jsref/jsref\_substring.asp](https://www.w3schools.com/jsref/jsref_substring.asp)

[Previous page](https://discourse.nodered.org/t/arduino-node-red-dashboard-separate-sensor-data-logging/1116.md?page=1)