access_control
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access_control [2024-03-16 20:43] – tim | access_control [2024-04-20 17:45] (current) – [Bugs and Maintenance Tasks] tim | ||
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* good protection from transients | * good protection from transients | ||
* cheap enough that we can afford them | * cheap enough that we can afford them | ||
+ | * bought [[https:// | ||
+ | * Class X suppression capacitors appear to fix the issue on Emco lathe and Juki sewing machine | ||
Unreliable network connections: | Unreliable network connections: | ||
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* we should replace power supplies and/or deploy ESP32 devices | * we should replace power supplies and/or deploy ESP32 devices | ||
- | Tool controller PCBs: new tool controller PCBs are available and need to be assembled. There are 2 fully assembled and another | + | Tool controller PCBs: new tool controller PCBs are available and need to be assembled. There is one fully assembled and another |
Documentation: | Documentation: | ||
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* "Fatal exception: | * "Fatal exception: | ||
- | Migrate firmware config files to proper "/" | + | <del>Migrate firmware config files to proper "/" |
- | + | ||
- | Purchase more PN532 NFC modules from elechouse.com and few of the new PN7150 for development. [ordered, in transit] | + | |
+ | < | ||
===== Device Issues ===== | ===== Device Issues ===== | ||
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* approx 300W | * approx 300W | ||
* 2024-03-15: suppression capacitor fitted, appears to work | * 2024-03-15: suppression capacitor fitted, appears to work | ||
+ | * 2024-04-09: bypass removed | ||
Welder: | Welder: | ||
- | * poor connectivity, | + | * poor connectivity, |
* crashes when welder is in use | * crashes when welder is in use | ||
* LCD sometimes shows corruption when welder is in use | * LCD sometimes shows corruption when welder is in use | ||
+ | * 2024-04-13: suppression capacitor fitted to contactor, prevents crashing at power-off | ||
Bandsaw: | Bandsaw: | ||
- | * poor connectivity, | + | * poor connectivity, |
Mitre saw: | Mitre saw: | ||
* poor connectivity, | * poor connectivity, | ||
* replacing the controller didn't help | * replacing the controller didn't help | ||
+ | * 2024-03-21: replaced PSU with Mean Well, has not helped | ||
+ | * 2024-03-24: firmware update failed repeatedly over 4 hours, device moved to G1 and it succeeded immediately, | ||
+ | * 2024-03-28: changing channel (11->6) on unifi-g8 has helped | ||
Big laser cutter: | Big laser cutter: | ||
- | * crashes when main contactor is de-energised | + | * sometimes |
* is it the contactor itself or one of the devices fed from it? | * is it the contactor itself or one of the devices fed from it? | ||
+ | * 2024-03-17: added ceramic 0.1uF and electrolytic 470uF 16V to 5V input of tool controller | ||
+ | * 2024-03-21: added 0.1uF to contactor coil terminals | ||
Sander: | Sander: | ||
* suspected crashes from motor on-off | * suspected crashes from motor on-off | ||
+ | * was able to crash just from the contactor on-off | ||
+ | * contactor has 0.1uF connected to output terminals | ||
+ | * 2024-03-20: contactor 0.1uF moved to coil terminals, 0.47uF added about 6" from motor, appears to work | ||
Sewing machine: | Sewing machine: | ||
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* approx 800-900W | * approx 800-900W | ||
* 2024-03-15: suppression capacitor fitted, appears to work | * 2024-03-15: suppression capacitor fitted, appears to work | ||
+ | |||
+ | CNC router: | ||
+ | * corrupted LCD | ||
+ | * microcontroller crash and monitor blanks when contactor switches off | ||
+ | * 2024-04-16: added capacitor to contactor coil | ||
===== Future Projects ===== | ===== Future Projects ===== |
access_control.1710621821.txt.gz · Last modified: 2024-03-16 20:43 by tim