OMRON PLC with computer software programming time relay and counter how to compile

Answer:

TR (Time Register) on behalf of the time relay, is used when the delay will be used, such as how long the button press, etc., need to use the T. DM (Data Register) on behalf of the data register, used to store data, such as production count, processing time, servo motor set the location, speed, etc., must use the DM. IR (Inner Register) PLC I / O internal relay. PLC unit, that is, as a PLC hardware IO use, the hardware is not, can be used for auxiliary relay.

HR (Hold Register) to maintain the type of relay, PLC power and then restart, as long as there is no reset, it off the state before power can be reproduced again, that is, to maintain the state before the power. In practice, many need to maintain, according to the specific circumstances of choice.

WR (Work Register) on behalf of the auxiliary relay, PLC program used as an intermediate relay, because the writing method is different from I: 10.00,500.00, etc., can facilitate the management of the program and readability, a see this W register Know what it is pre-arranged for their own use.