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HVAC and Pumping Forum

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BZ
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Virtual Training Calendar for Machine Automation

Hello everyone, We would like to highlight that there are some available seats for Virtual Classes in Q3 of Y2025 in our Machine Automation training team as below, come and join us!!! EcoStruxure...
Industrial Automation icon_circle HVAC and Pumping Forum
912 2 0

2024-01-25

obscuresc
/html/rank_icons/Lieutenant.png obscuresc

M172* structured text version control using git

Hi, I have been using git for version control when developing M172PDG18R software. I would like to be able to branch and merge versions. Here is my '.gitattributes' file, set so git can effectively d...
Industrial Automation icon_circle HVAC and Pumping Forum
169 0 5
Latest Reply: FedericoM

Solved
MacsEngineer
/html/rank_icons/Crewman.png MacsEngineer

M172 Keeps Missing Analogue Input 7

We have 4 induction loop detectors in our control panels, each with 2 NO outputs; one output closes while the induction loop is detecting an object, the other output gives a single pulse of maybe 100ms...
Industrial Automation icon_circle HVAC and Pumping Forum
130 0 4
Latest Reply: FedericoM

Solved
kor
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Machine Expert HVAC - problem with expansion modules variable list

On all workstation with ME HVAC we have, after upgrade from version 1.6 to 1.7 will arise a problem with access to possibility setup of expansion modules configuration variables. With all previous rele...
Industrial Automation icon_circle HVAC and Pumping Forum
1702 0 10
Latest Reply: FedericoM

Solved
obscuresc
/html/rank_icons/Lieutenant.png obscuresc

Do the M172* PLCs have data stored on board that can be used to identi...

There was a batch of PLCs that we handled a while ago that caused an display flicker issue. The advice at the time was to refer to the serial number of the PLC, located on the box or on the sticker. ...
Industrial Automation icon_circle HVAC and Pumping Forum
110 0 5
Latest Reply: ismailozinan

Solved
RichB
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Machine Expert HVAC - Setting a BOOL from an HMI screen

Hello, I have (analog) variables configured in the "Programming" tab that are accessible, displayed and modified on the screens in "Display" tab, and these all work fine. I need to toggle a BOOL vari...
Industrial Automation icon_circle HVAC and Pumping Forum
160 0 4
Latest Reply: RichB

Solved
MacsEngineer
/html/rank_icons/Crewman.png MacsEngineer

How to set up time controlled operations on the M172?

I need to set up time controlled operations in a new program using the M172 PLC. We use Ewon Netbiter to give our clients an online system where they can set the date and time for when these operations...
Industrial Automation icon_circle HVAC and Pumping Forum
239 0 6
Latest Reply: MacsEngineer

Solved
neonguyen
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EcoStruxure Machine Expert HVAC - How to use "Disable IF NOT DEF"

I have a question regarding EcoStruxure Machine Expert HVAC software. When I right-click on a network and open Network properties window, there is section called "Disable IF NOT DEF". I am wondering ho...
Industrial Automation icon_circle HVAC and Pumping Forum
144 0 4
Latest Reply: neonguyen

Solved
obscuresc
/html/rank_icons/Lieutenant.png obscuresc

M172 unsigned int (UINT) casting during lesser than comparison

Hi, Under some software testing, I have observed that adding two UINTs and comparing with lesser than on a single line has different behaviour to the same code split to multiple lines. See below. ...
Industrial Automation icon_circle HVAC and Pumping Forum
104 0 2
Latest Reply: obscuresc

Solved
otrotabi
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sensors specs

There are very different types of temperature sensors listed on the hardware guide for TM172. Two questions: 1) what is the criteria to select NTC or PT1000 ? Range is the same for both types. 2)...
Industrial Automation icon_circle HVAC and Pumping Forum
106 0 2
Latest Reply: otrotabi

Solved
otrotabi
/html/rank_icons/Commander.png otrotabi

sensors specs

There are several different types of temperature sensors listed on the hardware guide for TM172. Two questions: 1) what is the criteria to select NTC or PT1000 ? Range is the same for both types....
Industrial Automation icon_circle HVAC and Pumping Forum
96 0 1
Latest Reply: FedericoM

Solved
obscuresc
/html/rank_icons/Lieutenant.png obscuresc

ESME HVAC - adding a 'prebuild commands' section to the project option...

Hi, I've previously asked for a feature to set register values after compilation in this post. A similar function could be added if there was a section in the Project Options to allow for 'prebuild'...
Industrial Automation icon_circle HVAC and Pumping Forum
207 0 5
Latest Reply: obscuresc

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