s7-200 Read / Set Real-Time Clock help

[mh.karzoon]

can anyone help me about how to use Real-Time Clock to run pump at certain time everyday

 

[jvdcande]

What do you have so far?

Regards,

 

[mh.karzoon]

thanks MR.jvdcande

i want to run up pump at 05:00:00 everyday to irrigate in greenhouse

 

[GEOFRA]

You have to read the current time using READ_RTC command then convert it to integer and by comparing this integer to the required start time you can start the pump.

 

[apolionman]

Hello Guys,
Can you give example program for READ_RTC ? I'm wondering if you could possible screen shot some examples for it. please?

Regards,
apolio

 

[GEOFRA]

Read rtc

Please see attached file