X-Virus-Scanned: clean according to Sophos on Logan.com Return-Path: Sender: To: lml@lancaironline.net Date: Tue, 01 May 2012 09:56:12 -0400 Message-ID: X-Original-Return-Path: Received: from imr-ma02.mx.aol.com ([64.12.206.40] verified) by logan.com (CommuniGate Pro SMTP 5.4.5) with ESMTP id 5515790 for lml@lancaironline.net; Mon, 30 Apr 2012 12:19:25 -0400 Received-SPF: pass receiver=logan.com; client-ip=64.12.206.40; envelope-from=Sky2high@aol.com Received: from mtaomg-db01.r1000.mx.aol.com (mtaomg-db01.r1000.mx.aol.com [172.29.51.199]) by imr-ma02.mx.aol.com (8.14.1/8.14.1) with ESMTP id q3UGIZaP009221 for ; Mon, 30 Apr 2012 12:18:35 -0400 Received: from core-mtd002b.r1000.mail.aol.com (core-mtd002.r1000.mail.aol.com [172.29.235.197]) by mtaomg-db01.r1000.mx.aol.com (OMAG/Core Interface) with ESMTP id 3DAC4E00008F for ; Mon, 30 Apr 2012 12:18:35 -0400 (EDT) From: Sky2high@aol.com X-Original-Message-ID: <20e8d.12772221.3cd0155a@aol.com> X-Original-Date: Mon, 30 Apr 2012 12:18:34 -0400 (EDT) Subject: Re: [LML] Re: Contactors vs Solid State Relays X-Original-To: lml@lancaironline.net MIME-Version: 1.0 Content-Type: multipart/alternative; boundary="part1_20e8d.12772221.3cd0155a_boundary" X-Mailer: AOL 9.6 sub 168 X-Originating-IP: [67.175.156.123] x-aol-global-disposition: G X-AOL-SCOLL-SCORE: 0:2:445363104:93952408 X-AOL-SCOLL-URL_COUNT: 0 x-aol-sid: 3039ac1d33c74f9ebb5b4cc1 --part1_20e8d.12772221.3cd0155a_boundary Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit F Hmmmm....... I was thinking of a rising frequency with a numbing shock at the finish --The best I can describe it is in audio terms (say it out loud, streching the B a bit) - Barak! Barak! .. Hopefully, once should be enough although I am open to change. I only have switch the EI output from cyl1 upper plug for a short time.... Grayhawk In a message dated 4/30/2012 10:56:51 A.M. Central Daylight Time, frederickmoreno@bigpond.com writes: Good catch! I have fuses in both the "starter engaged" and "HPU On" indicator lights for the very same reasons. What voltage and frequency do you plan to use on your gonad exciter in order to assure detection of the stall warning system alarm? F -------Original Message------- From: _Sky2high@aol.com_ (mailto:Sky2high@aol.com) Date: 30/04/2012 6:00:20 PM To: _lml@lancaironline.net_ (mailto:lml@lancaironline.net) Subject: [LML] Re: Contactors vs Solid State Relays Fred, Thanks, as I always wait to see who picks up the other possible failure. I did say '"indication" circuit' only since I wouldn't dare to presume to design such as we are all experimenters. For years I have been harping on the same problem with the 200/320/360/?? hydro pump power relay "indication" terminal that is fed from the pump motor power contactor and that circuit is "protected" by a 50 or 60 amp breaker whilst the wire to the panel indicator light might be a mere 22 gauge. See if that can carry 50 amps if it shorts (do not yell "FIRE!" in a crowded cockpit)..... The Legacy plans wisely call for a wee diode on each "I" to the "gear in transit" light to not only isolate each relay, but have it burn up before the fire starts elsewhere. BTW, the "I" line from my pump is protected by an inline fuse (uh, 1 or 2 amps if I remember correctly) as is the "starter engaged" circuit. I love this stuff............. Grayhawk PS I am considering wiring all of my "idiot" alerts (including "angle, angle, push") to a high voltage coil attached to my leg so it tingles. I am getting too used to red lights and female nagging...................... Don't worry, there will be proper breaker limits. In a message dated 4/29/2012 12:19:02 P.M. Central Daylight Time, frederickmoreno@bigpond.com writes: A most helpful idea is to have an "indication" circuit off the solenoid contacts to an indicator light on the panel. If the indicator light is on after starting, turn off the master switch and the engine........................ That is a valuable idea to let you know the starter is still engaged when you let go of the switch. However, since that wire that sends the signal is probably 22 Ga (5 amps) and the starter cables are capable of handling hundreds of amps, best to put a little blade fuse assembly in the small signal line so that if it were to short..... Think heat, smoke, and worse. Fred --part1_20e8d.12772221.3cd0155a_boundary Content-Type: text/html; charset="US-ASCII" Content-Transfer-Encoding: quoted-printable
F
 
Hmmmm....... I was thinking of a rising frequency with a numbing = shock=20 at the finish --The best I can describe it is in audio terms (say= it=20 out loud, streching the B a bit) - Barak! Barak! .. Hopefully, once sh= ould=20 be enough although I am open to change. I only have switch the EI outp= ut=20 from cyl1 upper plug for a short time....
 
Grayhawk
 
In a message dated 4/30/2012 10:56:51 A.M. Central Daylight Time,=20 frederickmoreno@bigpond.com writes:
=
Good catch!  I have fuses in both the "starter engaged" a= nd=20 "HPU On" indicator lights for the very same reasons.
 
What voltage and frequency do you plan to use on your gonad ex= citer=20 in order to assure detection of the stall warning system alarm?
 
F 
 
 
 
 
-------Original Message-------
 
From: Sky2high@aol.com
Date: 30/04/= 2012=20 6:00:20 PM
To: lml@lancaironline.net
Subject: [LM= L] Re:=20 Contactors vs Solid State Relays
 
Fred,
 
Thanks, as I always wait to see who picks up the=20 other possible failure.  I did say '"indicatio= n"=20 circuit' only since I wouldn't dare to pres= ume=20 to design such as we are all experimenters.  For years I have = been=20 harping on the same problem with the 200/320/360/?? hydro pump powe= r=20 relay "indication" terminal that is fed from the pump motor=20 power contactor and that circuit is "protected" by a 50 o= r 60=20 amp breaker whilst the wire to the panel indicator light might be a= mere=20 22 gauge.  See if that can carry 50 amps if it shorts (do not= =20 yell "FIRE!" in a crowded cockpit)..... The Legacy plans wisel= y=20 call for a wee diode on each "I" to the "gear in transit" light to = not=20 only isolate each relay, but have it burn up before the fire s= tarts=20 elsewhere.
 
BTW, the "I" line from my pump is protected by an in= line=20 fuse (uh, 1 or 2 amps if I remember correctly) as is the "starter= =20 engaged" circuit.
 
I love this stuff.............
 
Grayhawk
 
PS I am considering wiring all of my "idiot" alerts (including= =20 "angle, angle, push") to a high voltage coil attached to my leg so = it=20 tingles.  I am getting too used to red lights and female= =20 nagging...................... Don't worry, there will be proper bre= aker=20 limits.
 
In a message dated 4/29/2012 12:19:02 P.M. Central Daylight Ti= me,=20 frederickmoreno@bigpond.com writes:
 
 
 A most= helpful=20 idea is to have an "indication" circuit off the solenoid cont= acts=20 to an indicator light on the panel.   If the indica= tor=20 light is on after starting, turn off the master switch and th= e=20 engine........................
 
That is a valuable idea to let you know the starter is s= till=20 engaged when you let go of the switch.  However, si= nce=20 that wire that  sends the signal is probably 22 Ga (5 am= ps)=20 and the starter cables are capable of handling hundreds of am= ps,=20 best to put a little blade fuse assembly in the small signal = line=20 so that if it were to short.....   Think heat, smok= e,=20 and worse.
 
Fred
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