An interposing relay is simplyan auxiliary relay that is used to isolate two different systems or devices from one another. So why do we need to isolate different devices in the first place. ... Because of this, the relay also provides some protection to the PLC. Why do we use interposin...
Coordination with an upstream or downstream device, such as a switch disconnector or contactor, cascading, or selectivity. Operational requirements: necessary or optional remote control and indicator contacts, relevant auxiliary tripping coils, and connection Installation guidelines, in particular: heat and...
EDIT function test Put the state selection switch in the EDIT position, compile a simple program by yourself, including as many function instructions and auxiliary function instructions as possible, and the moving size is limited to the maximum stroke of the machine tool, and the program is ...