And what's wrong with that? Too many people think nowadays that profit is an evil word and no one should make a profit. Its this "own benefit of expanding the business with maximum profit" that's the reason the electrician is doing the work.
Given the look of the printed on customer details, I took that 0345 to be pre 1995 phONEday, and the area code is now 01345. An 0345 number nowadays would be 0345 xxx xxxx
A hub is an old fashioned device, completely obsolete now. A switch is needed. There will be no noticeable 'timing delay or contention'. It's still all just one layer 2 network.
An unmanaged switch will just forward all traffic to the router. The router will will still assign unique address to...
For this application I would suggest a smart relay (smart relay as in a small PLC, not WiFi gadget). Something like this
https://uk.rs-online.com/web/p/plcs-programmable-logic-controllers/4684488/ would be ideal. 8 relay outputs so each light can be directly wired (assuming they are LED or...
I think this is (was) quite common. At one of our sites we have a DNO 11kV incomer, and a similar "estop" push button. Pushing the button trips the DNO supply at their RMU outside, also causing our VCB to trip.
No, no spare keys around. Also the panel door is locked and we dont have a key for that. I've tried all the various control panel door keys i have and none fit it.
I have a Chubb Extinguishant Control Panel for a small server room, and have been tasked with finding the manual/off/disable key. Does any one know what key these use? I've done some research and found that it is a K4.01 Series panel. 4 zone single area, K9704103...