Timeline for Why does my voltage from the DC supply box change on its own?
Current License: CC BY-SA 4.0
6 events
| when toggle format | what | by | license | comment | |
|---|---|---|---|---|---|
| Sep 3, 2023 at 9:30 | comment | added | Fabio Barone | Yes, that lower knob is marked "Current", and I suspect the red lamp is the power supply telling you that the current limit is being exceeded, causing the output voltage to drop momentarily until the current drops below the limit, which allows the voltage to rise back up to normal, which caused the load to pull more current that exceeds the current limit, then the cycle repeats. I suggest to read the manual to find out how to increase the current limit. | |
| Sep 3, 2023 at 8:57 | vote | accept | WChan | ||
| Sep 3, 2023 at 8:58 | |||||
| Sep 3, 2023 at 8:57 | vote | accept | WChan | ||
| Sep 3, 2023 at 8:57 | |||||
| Sep 3, 2023 at 8:44 | comment | added | WChan | The DC supply does have a user-settable current limit but it's just a knob, I don't think there is a value its set to. Please view the post again, I've linked some images that might help. | |
| Sep 3, 2023 at 8:38 | comment | added | WChan | Sorry, but what do you mean by an internal relay? and what is asserting and deasserting? I don't quite understand. Apologies. | |
| Sep 3, 2023 at 8:30 | history | answered | Fabio Barone | CC BY-SA 4.0 |