Recent content by dude

Hello, You should be ok with an unmanaged switch. My concern would be the cellular modem and the security risk it poses. Something like an EWON does not offer very good encryption, and if EWON (3rd party) becomes compromised ,that could impact this site. Typically, you are right a router...

Martin, How do you resolve the comm issue? Also, aside from checking the continuity, bell, or light checking the pairs, there is also a meter than can make sure you are getting the performance out of the run, making sure it is compliant with TIA standards. Fluke has options for...

Is your PLC Switch on the same network as your wifi AP? Your IT department might segment or segregate this traffic. They could open a route between the two to allow your machine to connect to the wifi and the route to 'see' the PLC network. If the PLC Switch is a network island that...

Is the N-Tron Managed or Un-Managed? Sometimes replacing a configured managed switch with an unmanaged or unconfigured managed switch can impact IO network performance. Can you ping from a central point out to all the other devices? Might be a quick way to validate that the lower layers of...

Hello, I would check out the CPwE by Cisco/Rockwell. Should give you an idea of various aspects of a plant network to consider. There are other documents on the same topic, google CPwE and enjoy...

I work for an integrator in the states. We pay extra for UL508 or use a UL shop, if the client requires it. Truth is our designs meet the standards regardless, just a matter if we pay to get the sticker and have it listed. Good luck. I think you will have better luck bringing something into...

Sounds like an interesting project. Something like that would need a civil/engineering firm or an epc that is familiar with design and construction of solar fields that size (small, as far as the governments concerned). You have the arrays themselves, electrical, inverter tech., transformers...