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MODBUS Example
Is there any way an example JSON Modbus file can be provided aside from the example posted in the "How to Configure a Node Device" KB article? It would be very helpful if I had a file that was…
- timothy. vertin
- timothy_vertin
- 3 days ago
- 6
- Questions & Answers
Extracting an nth bit from a decimal
I'm trying to use the right shift (>>) operator to extract an nth bit from a decimal and its giving me an error: Value was either too large or too small for a UInt16".…
- sibusiso. moyo
- sibusiso_moyo
- 4 days ago
- 5
- Questions & Answers
Axiom not showing trends or running very slow.
We have a Canary historian, and everything runs on one server (historian and Axiom). Without making too many changes or adding tags Axiom run very slow.…
- rarbouw
- rarbouw
- 2 wk ago
- 10
- Questions & Answers
How do I configure multiple Axiom trend charts to be displayed on a single monitor screen
Hi, We want to display up to (6) Axiom trend charts on a 27" monitor or whatever monitor size that can accommodate. Our Operators rely heavily on trends for process monitoring.…
- rosy. chan
- rosy_chan
- 3 wk ago
- 1 reply
- 9
- Steve Mason2 wk ago
- Questions & Answers
How licences work...
Hi, Completely new to Canary but very excited to begin working with. I would like to know or to confirm how the licences works. I plan to use the Canary sytem on 3 different sites.…
- mathieu. belanger
- mathieu_belanger
- 3 wk ago
- 1 reply
- 8
- Steve Mason3 wk ago
- Questions & Answers
Can I use a tag property as a limit line value in a trend chart?
I am reading some into Canary. Each tag has a Special Limit & General Limit value. I want to use these values as limit lines in a trend chart, bar chart, value box etc within asset cards.…
- Derwyn Oxley
- System Integrator
- derwyn
- 4 wk ago
- 3 replies
- 8
- 1
- Derwyn Oxley3 wk ago
- Questions & Answers
Ignition Tag Latency in Canary Historian
I'm currently having issues with canary reading the correct tag values. I previously had this working at one point in time before all my servers got reset.…
- jackson. chilberg
- jackson_chilberg
- 4 wk ago
- 1 reply
- 7
- Steve Mason3 wk ago
- Questions & Answers
How do I use Continuation field in /getTagData response?
Hello, I am doing a rather large aggregate query against /getTagData which exceeds the maxSize of 1,000,000. The continuation property has a primitive array of three date times in it with no…
- jonathanhart. net
- jonathanhart_net
- 1 mth ago
- 1 reply
- 14
- Steve Mason4 wk ago
- Questions & Answers
Example for using continuation in /getTagData response
I understand what the continuation property is for, but I’m unable to find any practical information or examples on how to use it. I sent an aggregate request to canary,…
- jonathanhart. net
- jonathanhart_net
- 1 mth ago
- 2
- Questions & Answers
Architecture Question
Multiple industrial sites with occasional network connectivity issues Multiple legacy control systems in place, all support OPC Business users want to see some process tags in a cloud BI system…
- Matt Markham
- mmarkham
- 1 mth ago
- 1 reply
- 22
- Steve Mason1 mth ago
- Questions & Answers
Store all TVQ
Hello I have a use case where each new value coming into the historian is a unique sample. Sometimes two sequential values might come in that are identical but they are still from separate samples,…
- chris. demers
- chris_demers
- 1 mth ago
- 18
- Questions & Answers
Delete or replace old tag values
I have data that was put inserted in error. I need to replace it with the correct data. Is there away to remove old tag data and rebuild a file with the correct data?
- mking17
- mking17
- 2 mths ago
- 1 reply
- 23
- Steve Mason1 mth ago
- Questions & Answers
Create a template of display
I have several sites with the same variable names. Only the site name changes. I'd like to create a display template where I only have to change the site name.…
- thomas. ragon
- thomas_ragon
- 2 mths ago
- 1 reply
- 45
- Steve Mason2 mths ago
- Questions & Answers
Performance testing not visible
Hi, I downloaded postman canary from here https://www.postman.com/downloads/canary/ I created a collection with four requests (POST) .. those are running fine individually.…
- asd
- asd
- 3 mths ago
- 1 reply
- 18
- Steve Mason3 mths ago
- Questions & Answers
Consume csv files without the Engineering units row
Hi everyone, I have an operator's logs screen in Ignition processed as a dataset, which I later export as a csv file for Canary's csv collector to consume.…
- kbrinneman
- kb90
- 3 mths ago
- 3 replies
- 30
- Steve Mason3 mths ago
- Questions & Answers
How to Get Tag Data type via the API
Is there a way to get the data type of a tag via the Web API, or even a way to export the tag data type manually. I am trying to integrate with Canary with the Seeq analytics application?…
- john. patanian
- john_patanian
- 4 mths ago
- 2 replies
- 59
- Steve Mason3 mths ago
- Questions & Answers
Scripting value box property changes with an asset template
I have some controls at the top where users can select a date and shift. I have scripting on the controls to update the aggregateinterval and aggregatestarttime on some value boxes.…
- James WiseTop Contributor
- wise_james
- 4 mths ago
- 2 replies
- 38
- laruer4 mths ago
- Questions & Answers
Text Data Files to Canary
Hi, I am working on a project that sends local machine data to a Highbyte service on another network. We want to send this data to Canary from Highbyte,…
- romoserb
- romoserb
- 4 mths ago
- 1 reply
- 13
- Steve Mason3 mths ago
- Questions & Answers
How To Read & Write ValueBox Values To/From Script
I need to read and write values to/from ValueBox controls using results from within a script. I tried pasting the simple example from the help tutorials/examples but I receive an error.…
- Derwyn Oxley
- System Integrator
- derwyn
- 4 mths ago
- 4 replies
- 64
- Derwyn Oxley4 mths ago
- Questions & Answers
Specifying timestamp in MQTT payload
Hello, I have an MQTT SpB payload coming in from HighByte where one of the fields is a "Date & Time". Is there a way to have Canary take this value as the timestamp and not the value of the…
- chris. demers
- chris_demers
- 4 mths ago
- 1 reply
- 19
- Steve Mason4 mths ago
- Questions & Answers
Cross Reference Table to turn operator id number into name
We have a tag with the numeric employee number of the operator on the machine. We have a simple table (e.g. Excel file) with columns for that number and the employee name.…
- James WiseTop Contributor
- wise_james
- 4 mths ago
- 6 replies
- 26
- James WiseTop Contributor4 mths ago
- Questions & Answers
- Answered
- Answered
Removing commas from string values shown as numbers
I have a tag that is setup as a string but in Events in Canary shown in Axiom using an event table control, it is shown with commas. Is there a way to setup my event property calculation or…
- James WiseTop Contributor
- wise_james
- 5 mths ago
- 1 reply
- 23
- Steve Mason4 mths ago
- Questions & Answers
Aggregate Interval Picker
I have 2 x DateTime pickers that return the start and end values of motor run hours correctly in 2 x Value Boxes. I need to either:- Subtract ValueBox1 From ValueBox2 and put results into ValueBox3…
- Derwyn Oxley
- System Integrator
- derwyn
- 5 mths ago
- 2 replies
- 57
- Derwyn Oxley4 mths ago
- Questions & Answers
Font is different on identical value box
Hi, I have a bunch of value boxes in an axiom application that point to different tags but they look different, some are darker that others. I can't find a settings in the valuebox's property to fix…
- sdaoust
- sdaoust
- 5 mths ago
- 3 replies
- 15
- Steve Mason5 mths ago
- Questions & Answers
Value Box, Grid Or Panel With User Selectable Start and End Time
I have managed to find my way around a lot of tasks and requirements in Axiom but I still seem to be struggling with something I believe should be simple (FLW!!!!…
- Derwyn Oxley
- System Integrator
- derwyn
- 5 mths ago
- 1 reply
- 37
- 1
- Steve Mason5 mths ago
- Questions & Answers

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