Search: Posts Made By: Gregor
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Forum: FMA Direct
12-29-2015, 07:27 AM
Replies: 14
Views: 7,597
Posted By Gregor

Sounds good. I also found it difficult to setup...

Sounds good. I also found it difficult to setup a good high current AA and AAA holder. Most of the battery holders for that size have tiny wires, and springs. Lots of voltage drop as well as heating...
Forum: FMA Direct
12-24-2015, 05:55 AM
Replies: 14
Views: 7,597
Posted By Gregor

This looks pretty good. The discharge terminated...

This looks pretty good. The discharge terminated at 12 hours and about 1.2v. Total discharge was 1197 mah. Based on the discharge curve there was not much more in pack.

The default...
Forum: FMA Direct
12-20-2015, 06:30 AM
Replies: 14
Views: 7,597
Posted By Gregor

The trickle charge will take 12-14 hours. The...

The trickle charge will take 12-14 hours. The trickle preset can be used on NiCad or NiMh.

The default setting is to discharge at 1 amp to 1v. If watch the discharge it's likely discharging...
Forum: FMA Direct
12-20-2015, 04:10 AM
Replies: 14
Views: 7,597
Posted By Gregor

Sounds good. One thing to be aware of. The...

Sounds good. One thing to be aware of. The internal discharge circuit has a minimum voltage of 3v. So you will need at least a 3s pack to discharge each cell down to 1v. You can use regenerative...
Forum: FMA Direct
12-20-2015, 12:25 AM
Replies: 14
Views: 7,597
Posted By Gregor

That is the correct preset for NiMh cells. ...

That is the correct preset for NiMh cells. Depending on details of your issues, you many need to tune the settings, change the way you are connecting to the charger, or run through a forming charge...
Forum: FMA Direct
12-19-2015, 11:23 PM
Replies: 14
Views: 7,597
Posted By Gregor

What is the failure? Is happening during charge...

What is the failure? Is happening during charge or discharge?
Forum: FMA Direct
12-19-2015, 09:45 AM
Replies: 14
Views: 7,597
Posted By Gregor

If its terminating early during the charge cycle,...

If its terminating early during the charge cycle, its possible the cells need to go through a forming cycle. If its terminating early on the discharge, it could be because the discharge current is...
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