Electronics Forum: ersa hotflow 7 (Page 1 of 4)

ersa 7

Electronics Forum | Thu Jan 10 07:52:19 EST 2008 | stano

Hello everybody. We have ERSA Hotflow 7 oven, and we want run weekly timer. We had setting it, but oven still run, it does not turn off and on automatically, and message is : clock is bridged. Know somebody how to set weekly timer? Thanks.

ersa 7

Electronics Forum | Fri Jan 11 05:15:32 EST 2008 | tacho

Hi, Stano and hi everybody. I am a new boy here, but I will try to solve Stano's problem. Switch off the bridge button on ERSA.The location of this button is on the right side of the alarm and under +/- buttons. In your case this button is lighting i

What are the best profiles for 3 zone ersa reflow?

Electronics Forum | Fri Mar 27 10:04:51 EDT 2009 | ericthered

We have been having problems with proper wetting when running mainly lead free but also leaded solder in our Ersa Hotflow 3. Solder either often looks grainy or doesn't flow over the whole pad. This is generally the case when my profile is 170 firs

ERSA Hotflow7

Electronics Forum | Wed Oct 11 23:36:05 EDT 2006 | stano

Hi all. We have problem with ERSA Hotflow7 oven. If PCB go by oven temperature in first zone descend down approx. 15�C. Can anybody help me. Thanks.

ERSA Hotflow7

Electronics Forum | Wed May 07 16:56:20 EDT 2008 | fujillews

hi send me your contact info to llew@alternativesmt.com and i will sort you out by return

ERSA Hotflow7

Electronics Forum | Mon Oct 16 05:31:43 EDT 2006 | vasily

Hi Stano You put "cold" PCB into the oven. What do you expect? Of course the temperature will go down. I don't think it affects the final result of soldering.

ERSA Hotflow7

Electronics Forum | Thu Apr 24 13:36:06 EDT 2008 | georgegaytan

Can somebody help me? I have an Ersa Flow 7 but the hard drive from the PC is completely damage. I need a copy of the software in order to get my machine running but I do not want to pay Ersa for all kinds of fees to get a copy. I do not mind paying

ERSA Hotflow7

Electronics Forum | Thu Apr 24 14:07:49 EDT 2008 | slthomas

Don't know that oven or if the layout is similar at all to a Heller, but in our 1500s you could lose a blower and not get an alarm until a large board blocked vertical airflow. At that point the thermocouple in the faulty zone would then lose heat

Nitrogen Reflow

Electronics Forum | Sat May 26 04:57:53 EDT 2001 | Brian Sloth Bentzen

Dear Frang. The right O2 level are mostly determined by the products you produce (E.i. PCB surface and component solderability). In reflow I would say the window is between 100 and 1000 ppm, depending on the issues above. Personal I choose a maximu

ERSA Hotflow7

Electronics Forum | Mon Oct 16 10:07:11 EDT 2006 | realchunks

Wow, 15 degrees C is too much. Is this a new problem or new oven? If it's a new problem several things you can check out. Thermocouple placement may have got knocked into the wrong spot, or it could be dirty. I've seen this happen after a PM and

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