-
Can Monitor a tag from a Kepware v5 server fine using the h-opc-cli.
Trying to do the same from a Kepware v6 server, the "Sub.ApplyChanges(), UaClient.Monitor method" raises a BadSubscriptionIdInva…
-
Thanks in advance for taking the time to read this.
I have multiple AB PLCs that I create, connect, read & write on different threads so that they run in parallel. However when a PLC is offline I try…
-
I have a 1756-ENBT/A with a LOGIX5573 in Backplane Slot 0, and this works great, but the diagram I have says Slot 1 is an Ethernet connection, and I can’t seem to get the EPath right, it just times ou…
-
Hi!
I am doing a project that requires reading and writing tags to Allen Bradley PLCs, so PyComm comes in very handy. I am having an issue writing arrays to the PLC however:
```
testarray = [12, 13,…
-
Above the `plc_tag_destroy` function (in the FIXME comment) there is a mention that this function leaves a dangling pointer. As a suggestion, could this below be used to destroy the `tag` object and a…
-
Hi there. I appreciate this little piece of software you have created, and it is the only solution that actually works that I've found so far (I'm connecting an old Allen Bradley PLC to a dedicated VM…
-
#1 Does this implementation also support ControlNet, DeviceNet in addition to the Ethernet/IP stack?
#2 What do 'ip address' and 'hostaddress' in the OpeNER command line tool correspond to?
#3 Are the…
-
Hello,
I am trying to read a tag on a Allen Bradley PLC. I was able to read the tags from Linux PC and there was no issue with that.
An other computer, tried to read the same tag and which made the o…
-
Hi Kyle,
We are using the library, and it works well for AB PLC direct connection, with standard path of '1,0'
Could you provide some guidance on what path should be if we are now trying to interfac…
-
Hi, this is a question rather than an issue, but does this library support SLC500 PLCs like the MicroLogix series? I actually just got done forking and fixing TuxEIP for our own purposes and then foun…
ghost updated
9 years ago