satish.gunjal wrote: ↑
Thu Nov 08, 2018 1:43 am
Pedro_Lopes wrote: ↑
Wed Nov 07, 2018 5:42 pm
Without the fan's connected to the relay, do you have the same problem?
No. Without fan relay board works fine.
If without FAN's connected works fine, it's not EMF issue. Are you using the same power supply for FAN's and Raspberry Pi? If yes, try with separated power supply.