How to Adjust Decimal Placement in PanelView 800 for Accurate Pressure Readings

Question:

Hello everyone, Is it possible to adjust the decimal placement in the numeric display on the PanelView 800? I'm working with an SLC 500 PLC and trying to monitor a pressure reading. For instance, when I use the Scale Conversion Function (SCP), I receive a value of 87, which represents 8.7 bar. However, the Human-Machine Interface (HMI) only allows me to add a single decimal point. Any assistance or guidance on this issue would be greatly appreciated.

Top Replies

I have exclusively utilized FTVME, so I'm not familiar with how CCW operates. However, within FTV, you can incorporate expressions into your connections, such as {[PLC]pressureTag}/10. Additionally, you might consider adjusting the number of decimal places in the properties settings. The best approach will depend on your specific situation, but I wanted to share some suggestions to help guide you.

You don't have to apply a specific expression in FTVME to achieve this. To get started, simply use FTVME and navigate to the numeric display settings for 87, where you'll find an option to set the decimal point.

To calculate the division of 87 by 10, I would first convert the result into a Float data type. Then, I would utilize that value within the PanelView application.

Certainly! Here's a rephrased version of your text that enhances its quality, uniqueness, and SEO-friendliness while keeping the core meaning intact: --- Here's my thought process: If the tag is labeled as 'real' and the value is noted as '8.7', while the property for decimal places is set to '0', then the value shown would be rounded up to '9'. He mentioned that the displayed value is '87' when it should actually be '8.7', which leads me to believe that it may be the result of a 'dint' or a similar format that requires conversion. --- This revision incorporates keywords such as "tag," "value," "decimal places," "displayed value," and "conversion," which can help with search engine visibility.

I completely agree with Alan's recommendation. Simply take the PLC tag with the value "87" and divide it by 10, using a FLOAT tag as the destination. You can then read this FLOAT tag using the HMI, which will display the value as 8.7. This way, you won’t have to worry about whether CCW supports expressions, making it an efficient solution for your automation needs.

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