I have got a multimeter now. I will check which one is always live.
When you say post a list of what each pair is connected to, you mean check the voltage ?
I understand power to wiring cabinet will need to be on but what the controls on programmer , does it matter and can HW and CH be left off.
When you say post a list of what each pair is connected to, you mean check the voltage ?
I understand power to wiring cabinet will need to be on but what the controls on programmer , does it matter and can HW and CH be left off.