Resources & Tools

26-50 of 1954 results
RS-232 Receive Data
Forum - Published:
Now that we have RS-232 communication what’s the best way to filter out our receive data? We currently receive: @253ACKATM;FF The info I need is the ATM but that can vary depending on the pressure...more
Displaying time & date in groov View from an Int32 table
Forum - Published:
(using the latest EPIC Firmware 1.5.0 and groov View 4.2a) I am using NTP Timestamps in my PAC Control strategy so that I can easily perform time computations. However, for the HMI (groov View) that...more
Where can I get the certificate for MQTT server?
Forum - Published:
Greetings, I am not sure where can I get *ca.pem certificate file for the MQTT server in groov EPIC. I haven’t activate my Ignition yet. I search for a few tutorials on youtube to enable MQTT service in...more
Creating an Event with Groov ver4.2a - Any Issues
Forum - Published:
I was trying to create an ‘Event’ in Groov v4.2a ‘build’ mode. It is shown under ‘Data Simulator’, but when you try to click on it nothing happens. Any thoughts? Thanks Dave...
Modbus settings in Groov View
Forum - Published:
Hi, I have a Yokogawa controller (YS-1700) connected to Groov-AR1 using modbus TCP/IP. Some of the tags are using DWord. I don’t understand how do I configure that in Groov view? The values are showing...more
The problem of groov server 4.2a trend graph
Forum - Published:
Caused by adjusting the lower time window.The trend chart moves in reverse. MP4:25cde5ced1c1f48a6e9c405576e35986.zip (3.5 MB) Here are my three photos in chronological order 1.jpg1242×2208 265 KB 2.jpg1242×2208 260 KB 3.jpg1242×2208 277 KB ...
Groov Server 4.2a for Windows
Forum - Published:
Am trying to download the trial version of Groov Server 4.2a for Windows, but when I go the ‘groov.com’ and go thru the process, it downloads 4.1. Any info on when this will be available Thanks Dave...
Modbus using Scratch Pad
Forum - Published:
Hey Guys, I am try to use the the Scratch Pad to transfer data to a 3rd party Modbus client. However, the Client did not said modbus ping fail. On the client side configure the modbus unit ID is 110...more
Groov EPIC Firmware 1.5.0 has been released
Forum - Published:
We are pretty excited to announce that groov EPIC firmware version 1.5.0 has been released. You can read about it here; https://blog.opto22.com/optoblog/groov-epic-1.5.0-is-ready-this-is-why-youll-want...more
RS-232 Communcation
Forum - Published:
Hello, I’m trying to communicate to an MKS Pressure Controller via the EPIC GRV-CSERI-4. I believe I have my communication handle setup correctly with my initial value of @MKS_946, baud=9600,parity=n...more
Transmit Numeric Table data corruption
Forum - Published:
I am trying to output data from a numeric table into a .csv file. I am using the following code to generate the table and then transmit it. The resulting csv file has corrupted data, as shown attached....more
Code -63 and 'Underdefined Command' Errors
Forum - Published:
I receive the attached errors when I try to enter the debug mode. The last commands shown are each communication handles. I have not run into this problem before, and am unsure where it originates from...more
Save cumulative counter value to a flash/permanent storage
Forum - Published:
Hello guys, I am using controller SNAP PAC R1, I am wondering if I can store a value to flash memory. The system need to continuous record a flow and calculate the total for months, so I need to store...more
UDP Streaming Troubles
Forum - Published:
I have been trying to stream UDP data and have not had luck. I attempted to copy the UDP example chart. I keep getting a timeout error *chUDP COMVAR@P I then get error -444 from the com handle. Any...more
New groov IO Nodes
Forum - Published:
Node-RED fans… We have released three new Node-RED nodes, all in the Node-RED-contrib-groov-IO package. Now you can talk directly to your IO points or any MMP address There are three types of nodes...more
Groov time on trends fixed?
Forum - Published:
What future features would you like to see in groov View? philip: Also, if you change the timezone on a PR1, it has to be restarted before groov view will recognize it. I think I have a fix for...more
Controller lost ethernet communication without configuration changes
Forum - Published:
Hello guys, I have a SNAP-PAC-R1 controller. The controller has a fixed IP address and was running fine. A ping test to the static ip address reply a good communication with 0% loss. However, recently...more
Porting C# application onto GRV native linux
Forum - Published:
I have a c# application that is running on an embedded PC which uses the .NET SDK (the dll) from Opto22 to gather data from I/O processors such as the SNAP-PAC-EB2. This application then interfaces to...more
SNAP-PAC TLS cipher list
Forum - Published:
Is there a document that list of supported TLS ciphers on SNAP-PACs? I recently updated a reverse proxy I use for a web service (caddy) and now I am getting TLS handshake errors from the PAC. -2103...more
Cannot get I/O reference count to zero
Forum - Published:
I’m transferring a control strategy from SNAP to EPIC. I am going from Control Pro 9.6 to 10.2. I added an EPIC I/O system, made new I/O points, and then replaced them from the SNAP to the EPIC. All...more
Node-red and Groov View Text Area
Forum - Published:
Greetings, Is that possible using node-red Groov Write Node to write data from text file into Text Area Gadget in Groov View? So that the Text Area Gadget could display data on Groov View. Or there is another way to show text file on Groov View? Eg: ...
SNAP Enet toolkit install using cmd
Forum - Published:
I am working on creating a batch file that executes numerous commands to set up a computer. I have the PAC Project MSI file for use in command prompt. But I am having trouble with the SNAP Ethernet IO...more
Any plans for I2C support?
Forum - Published:
Wondering if there are any plans for adding software I2C support to any existing epic modules, or any plans for a hardware I2C module? Or, maybe the shortest path to I2C would be an arduino or raspi...more
Implementing audible alarms using text-to-speech
Forum - Published:
Hi everyone. Here’s my challenge…We have 3 groov EPIC units in the plant controlling equipment. We have sirens and horns and such rigged up to sound off whenever there is an alarm condition, but...more