Help with funtion pto rslogix 1400

Good afternoon guys I need your help with the funtion PTO, if somebody worked with it please send me information witch can help me, manuals, examples or any kind of information about this. I'm working with micrologix 1400.
thanks a lot by your atention.
have a good day
manuel viveros.

GOOGLE PWM control and read.

funtion RPO MICROLOGIX 1400

I read the manual but I dont understand how programat it, if somebody have a example I hope send infromation witch be help me.

best regards fir all
manuel viveros m