amer.samir
عريف
عدد الرسائل : 16
العمر : 41
تاريخ التسجيل : 23/01/2015
 |  موضوع: six water pumps controlling with plc  الإثنين 5 يونيو 2017 - 17:30 | |
| السلام عليكم ورحمة الله وبركاته
أرجو المساعده من خبراء PLC
Hi, i have system water pumps satation for 7 pumps 3 of them 15 kw and others 7.5 kw
the drive sytem is grandfoss system , the firist 3 pumps at frequency danfoos 2800 and other
at frequency danfoss 5000 , this sytem working as depending on the pressure transmitter to give signal 4-20 ma to run the pump and one pump each of 8 hours run with frequency and other pumps run on / off , and after 8 hours the second pump run with frequency and other pumps run
on /off depending on the pressure transmitter , i have a big problem for this circuit , and i want to upgrading this system to PLC step 7 300 CPU 313 C
Notes:
1- i have for each of pumps 2 contactor one for one contactor on /off and other contactor if the pump working with frequency | |
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amer.samir
عريف
عدد الرسائل : 16
العمر : 41
تاريخ التسجيل : 23/01/2015
| | موضوع: رد: six water pumps controlling with plc الأحد 11 يونيو 2017 - 15:44 | |
| السلام عليكم ورحمه الله وبركاته
الرجاء الدعم من المهندس الكبير حسن الشحات | |
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