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Bus communication initialisation failed
Hello together, we tried to measure position transducers with CAN communication and we discovered an issue. If the software of the end of line tester tries to initialise the communication it retruns...
View ArticleProblem deploying to NI-9145
I'm trying to set up an NI-09145 EtherCAT Rio connected to my PXI RT system.I have set the project up as you can see in the screenshot. I've built and downloaded the FPGA vi.When I try to deploy (Right...
View ArticleCOMMUNICATION BETWEEN CJ2M OMRON PLC AND NI VISION BUILDER
Hi, I need help in communicating CJ2M CPU31 Omron PLC and NI Viison Builder using Ethernet protocol. I have zero knowledge in Ethernet protocol, and it would be really helpful if anyone can guide me...
View ArticleTehnical suport PLC Low Cycle time
Good day, My name It’s Alex, automation engineer for Contrail Machinery, manufacturer of Railway welding equipment. We are looking for some thenical support to find and choose best product for our...
View ArticleMysterious Intermittent Spikes in Loop Time: Battling Inconsistency in...
Hello everyone,I'm facing a perplexing issue with my real-time system and would greatly appreciate any insights or suggestions from the community.I'm working with an NI-9149 expansion chassis that has...
View ArticleIndustrial automatio
Im using delta plc dvp14ss2 and i have an external humidity module with modbus rtu protocol , how can o read the module value on my plc using ISPsoft
View ArticleTroubleshooting LabVIEW Connectivity Issue
Hey folks,I'm encountering a connectivity issue with LabVIEW and could use some guidance. I'm trying to establish a connection between my hardware and LabVIEW, but I keep running into roadblocks. I've...
View ArticleMicro-Epsilon Confocal sensor: Getting an average of a range of distance...
I have a Micro-Epsilon confocal sensor IFC2421 that I'm working with. I'm working on some software in C++, and I'm using their MEDAQLib to communicate with the sensor. The user manual for this sensor...
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cRIO EtherCAT Master 3rd Party Slave - PDO read error after SDO read/write
Hello All, I am running Labview 2020cRIO 9064EtherCAT to ATI Mini58 Force/Torque Sensor In general, the PDO read/write works (running headless as a start up app on cRIO). The issue I'm having is, when...
View ArticleNot able to figure out RTP protocol
I am trying to implement real time protocol(RTP). But I am struggling to make header for the RTP, I am struggling in bit manipulation, can anyone please help me out.
View ArticleRead Strings from AB PLC Faster When Using Ethernet/IP
I am looking to improve the read speed of string tags when using the ethernet/ip package to communicate with an Allen-Bradley PLC. Currently, I am reading each string tag individually, as the...
View ArticleClarify how NI 9467 behaves when GPS signal lost
I've deployed a system using an NI 9467 GPS card to ensure data is acquired at top-of-second according to GPS using the Pulse per second (PPS) functionality. My client has asked how the timing system...
View ArticleHow to convert a hexadecimal 1D array to Packed ASCII in HART Communication...
I'm working on HART communication protocol with LabVIEW for my project. Here, I have to convert a hexadecimal 1D array to packed ascii to represent it as a readable format. I'm able to convert the hex...
View ArticleUsing PC as etherCAT master to control servo motors
Hi! I am looking for a way to control a servo motor through labview on etherCAT using my pc as master instead of cRIO, pxi etc. Is there a way to do that? Cheers, Anthon
View ArticleCommunicating with a Siemens G120x VFD using Ethernet/IP
I'm new to Ethernet/IP and am running into an issue attempting to control a Siemens VFD using this protocol with LabVIEW. I am using the read/write single attribute VIs, and am successful in reading...
View ArticleReading a Logix500 Tag that has a Scope limited to a Tasks (not global)
We have a Rockwell PLC (RS 5000) that has multiple tasks (seen in S02). Each task has scores of tags defined.We can read Global Tags (shown in S00) but we are not able to read tags that are scope...
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Communication between an ethernet server to Labview/Compactrio
Hello everybody, I am working on a control system between a fanuc r-2000ic robot with a R30ib+ controller and a compactRIO.My controller allows for scanner functions so I wanted to establish an...
View ArticleUsing RS485 to perform UART communication between Multiple MCUs
Hi folks,I have been working on performing UART communication between multiple devices and so I chose RS485. I am using Waveshare USB to RS485 and pyserial library. I am continuously polling the...
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Creating a CANopen interface using PXI-8531
I am in the process of migrating our LabView software to a new NI hardware system. Previously, we used a PXI-8464 in a PXI-1036 chassis and LabView 2018. I'm not sure of the exact driver, but it looks...
View ArticleLabVIEW Modbus Protocol for Serial Communications
Hello everyone, I am trying to create a LabVIEW vi using Modbus protocol to pull data from a CryoMech compressor (from COM2 using an RS-485 connection, user manual is attached). The wires are then...
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