Questions & Answers Category

Continuously repeating "Validating File"

In our Messages log I'm seeing repeated instances of historian files trying to be validated, then terminated, then validated over and over. After it churns for a while,…

• Answered

Replacing NaN in ValueBox calculation

I'm looking for an easy way to replace NaN as displayed in a ValueBox when the underlying calculation is NaN. I was trying to use the Value Transform using an if statement,…

• Answered

Scaling on Virtual View

Hi all- I currently have some tags I am historizing that have a different scale associated with them as I store (10x / 100x / 500x). I am currently using virtual views and I am looking for a way to…

Button or link to a specific page within another application

I see that a button can link to another Axiom application, but I want to go to a specific page within that application rather than just the first page. Is this possible either with a button or a link…

• Answered

Axiom Scripting Launch Application

Is there any way to launch a different application from a currently running application using scripting?

Use an attribute of a parent asset in a calculation

I need to reference the value of an attribute in a parent asset in my calculation. For this example I'm trying to calculation the contribution of the current element towards the total of all the…

• Answered

Event duration sum

Hi, is there a way to total all the durations of an event that occurred within a time period. For example, I have an event triggered for downtime of equipment and I'd like to sum up the total…

How can I set time aggregation in Chart parameters?

I was reviewing the chart parameters documentation for the latest Axiom 24v. I noticed there was no mention of time aggregation. Is this available as a secret, undocumented parameter!?

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Axiom as public facing self-service customer-specific portal

We have a v24 canary historian that collects flow rates from meters. The flow is coming into our pipeline system. The product comes from various customers (approximately 90 different customers).…

Event gives an error message

Hi, I am trying to setup an event that can let me know when a tag is above 70. I followed the instructions on How To Create an Event (version 22) - Calculation Server - Canary Community to get it…

Different log-ins for different preferences without using Windows LDAP

Hi, We run plant operations from a single PC with a general login, so everyone can access the HMI system and the Axiom trending package. Is there a way to create different accounts for the Axiom…

Displaying Unit property in Axiom

I have various tags with the property "Units", like this calculated tag: I'd like to show this in Axiom, and reading other posts it sounds like I need to create another Value symbol to show the units…

Assign Asset to 2nd level of all tags

I've got a View in which ever tag has 4 parts (separated by a period). In every tag, the 2nd level is known as the "area". I would like to assign an "Area" asset to the 2nd level of every single tag.…

Date & time functions in calculations

I'm trying to calculate approximate sunrise/sunset times for each day of the year for a solar generation application. I have them worked out in Excel and need to transfer the calculations to Canary.…

• Answered

Recurring hdb Reference Count Errors

I get recurring Reference Count warnings on hdb2 files (version 23.1). Is this a cause for concern?

Update Value Boxes based on Time/Date

I have an application that will show current line conditions/settings and whether they are running in spec. We want to add a way to pick a time/date so we can see all those line conditions on a…

Simple calculation. Don't understand where the results go

I'm new to Canary and trying to understand how the asset model and calculations work. I've got Solar PV data coming in for 2 inverters with a number of strings of panels on each inverter.…

• Answered

Ignition Module system.tag.browseHistoricalTags()

Is there a way to use Ignition's system.tag.browseHistoricalTags() function with the Canary module as the history provider? I'm thinking there must be, as the Power Chart successfully populates the…

Accessing Calculated Tags

I have created a few calculations within my Cals & Events Tab. I was wondering if it was possible to access these tags within Axiom. If so, how would I be able to do this?

CanaryAnd, and, &&, &

As far as I can tell, there are at least 4 ways to do an AND operation in Calculation: CanaryAnd, and, &&, &. Similarly for OR (CanaryOr, or, ||, |). And not equal has != and <>.…

Time Since False

I've got a use case where I want to keep a running timer of how long a piece of equipment has been off. There is a tag for status: 1 = running, 0 = off.…

Opening a new application/chart and passing date/time range

Hi! We have a customer that is looking to open a screen with the same time range as the screen that is requesting the opening. For example: User finds a peak value over a period of a specific day on…

Missing 'End of Event' Email Notifications

Hello, we have been configuring a bunch of Event alerts for the first time. We are now trying to fine tune our trigger parameters and noticed something strange.…

Excel Add-In Missing API Token Option

I've been trying to connect through Excel. I'm on the same local network, have the admin client installed on this same machine and I can access the admin service and see the main historian machine.…

• Answered

Time a bool is true!!

V23 User I have a machine status, if true, the machine is productive, false if not productive. I want to periodically calculate the percentage of the current day the bool is true or machine is…