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HVAC and Pumping Forum

Support Forum for HVAC and pumping machines, Modicon M17x and EcoStruxure Machine Expert HVAC software for chillers, AHU, CRAC units for datacenters or process chillers applications - from design, implementation to troubleshooting and more, by Schneider Electric.

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HVAC and Pumping Forum

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BZ
Crewman BZ Crewman

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
1132 2 0

2024-01-25

otrotabi
Commander otrotabi

Flow switch alarm FB

I have created a sample project to test the flow switch alarm FB. I have uploaded it here: https://schneider-electric.box.com/s/jtw9p9cvl2iqk5blcp9bgxf27u5jcs6l Unless I have not implemented it correc...
Industrial Automation icon_circle HVAC and Pumping Forum
1084 0 2
Latest Reply: otrotabi

Solved
otrotabi
Commander otrotabi

USB extension TM171ADMI

My male-female extension cable for the TM171ADMI programmer got caught in a panel door and got broken. I am considering replacing it with a multi-port USB extender to enhance my laptop´s USB ports. Is ...
Industrial Automation icon_circle HVAC and Pumping Forum
1288 0 4
Latest Reply: otrotabi

Solved
otrotabi
Commander otrotabi

String in EEPROM

Is it possible to save a STRING[4] in EEPROM ?. I figure I could use some self defined table and assign A = 0001 B = 0010 C = 0011 etc... so I think I could save at least 5 chars (letters) in a UDINT. ...
Industrial Automation icon_circle HVAC and Pumping Forum
2930 0 11
Latest Reply: otrotabi

Solved
otrotabi
Commander otrotabi

Simulation error Ecostruxure HVAC

I get this kind of errors when running a simulation from time to time. PLC EXECUTION ERROR: Fault in task Timed, exception 0xC0000005 at 0x6220F30 Simulation session stops and the second to last sign ...
Industrial Automation icon_circle HVAC and Pumping Forum
2301 0 5
Latest Reply: otrotabi

Aqui
Crewman Aqui

Control Expert References

Hi all I'm just starting out with referenced variables in Control Expert (15.0 SP1), and I've run into a problem:I have followed an example from the Faqs, where it is explained how to reference a varia...
Industrial Automation icon_circle HVAC and Pumping Forum
1148 0 0

2022-09-04

Solved
otrotabi
Commander otrotabi

TM172 System Fault

I was reprogramming a TM172PDG28R a while ago. after changing the polarity of an input. So I did as always and I was not paying much attention to the whole process. However after restarting I got this...
Industrial Automation icon_circle HVAC and Pumping Forum
2741 0 3
Latest Reply: otrotabi

Anonymous user
Anonymous user

Clean a DataLog file

Hello, I'm currently working with an M241 and collecting differents datas.I'm then gathering this datas into log files. My question is : Is there any way to clear the log file (deleting all previous da...
Industrial Automation icon_circle HVAC and Pumping Forum
1026 0 0

2022-08-18

Solved
obscuresc
Lieutenant obscuresc

Establishing client state Modbus TCP connections when M172 is a server

Hi all, I'm using the M172PDG18R. If I using a Modbus RTU client, I can see from the M172 side that the client is correctly communicating by using the 'sysMODBUS_msg_received_RS485_1' parameter. Is the...
Industrial Automation icon_circle HVAC and Pumping Forum
1269 1 1
Latest Reply: Ismet_S

Solved
otrotabi
Commander otrotabi

TM171 HMI/Display units

I found looking at the TDA_Chiller_Simple project that it is possible to show UDINT units with the TM171 display by using a format named "h" which I assume is configurable somehow. I could not find the...
Industrial Automation icon_circle HVAC and Pumping Forum
1887 0 4
Latest Reply: otrotabi

pawel_kowalski_
Commander pawel_kowalski_

SoMachine 4.3 add HVAC library

Hi,I want create steering application to AHU on M241 and i found some library with can simplify that task.The library i found here https://www.hvac-automation.com/de/hvac-downloads I try add them but a...
Industrial Automation icon_circle HVAC and Pumping Forum
2549 0 4
Latest Reply: pawel_kowalski_

Solved
otrotabi
Commander otrotabi

set and reset operators in structured text

what is the right way to use S (SET) and R (Reset) in HAVC ecostruxure machine expert ? bool1 S= bool2 ; does not work, it gives syntax error.
Industrial Automation icon_circle HVAC and Pumping Forum
5918 0 2
Latest Reply: otrotabi

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