Hi Terry, You think this may be a possible solution for ppl trying to get temp senders (eg in conversions) to be compatible with the 1600 temp gauge also?
Andrew On Sat, 16 Feb 2002, Terry Rudd wrote: > Bob, > > AFAIK to resistance in either of the senders is linear, but as I see it > that's not the main problem. The problem is the different voltages being > applied to the gauge regulators in the 1600 pod and the 200B pod. You see > the tank sender units go in the opposite direction to the read out on the > gauge, i.e. 0 ohms @ 5v on the 1600 sender reads Full on the 1600 gauge, and > 15 ohms on the 200B sender @ 5v reads a little over 1/2 on the 1600 gauge. I > sent off an email to a friend in the US that i've spoken to in the past > about this problem. What he did is to disconnect the fuel gauge in the 1600 > pod from the stock voltage regulator and bought a new regulator from Tandy, > wired it all up and it works. > > This is what he wrote: > Hi, > To replace the stock 510 regulator use Radio shack cat. No. 276-1770A > This is a + 5vdc Voltage Regulator 1 Amp. If you need a + 3vdc reg then look > up the cat No. and they also stock a variable +-5vdc unit that's a lot more > expensive. Disconnect the original, and remove the heat style regulator, > (the insulator board thing) drill a small hole in the metal cover to attach > the radio shack unit. Solder a wire to the "in" side of unit to the " IGN" > 12V plug. Solder in a wire to the "out" terminal of the unit to the "panel" > plug. The center terminal is to chassis ground. I didn't need to hook up > the ground because it was getting ground from somewhere else. > Try not to use to much heat to unit during soldering or you could > damage new unit. Plug it back in - works great and costs less than > $2.00. Hope this works for you:>) > > The panel plugs he's talking about are the Fuel sender (Pin 7) and the Temp > sender (Pin 4) > I'm sure the stock reg replacement if we can get it will cost a few $ more > than $2 here. > I think with a little bit of electronics skill you could make something up > yourself that's adjustable for very little cost. > > > regards > Terry > > -----Original Message----- > From: [EMAIL PROTECTED] > [mailto:[EMAIL PROTECTED]]On Behalf Of Bob - Uni > Sent: Tuesday, 5 February 2002 2:27 PM > To: [EMAIL PROTECTED] > Subject: Re[2]: 200B fuel tank in 1600 fuel gauge calibration? > > > Hello Terry, > > Is the resistance linear in both the senders? ie, at half tank the > resistance is halfway through the range? If so, then I should be able > to tell you how to "recalibrate" the 200B sender to provide the same > resistance scale as the 1600 sender using 2 resisters, total cost > would be about 20c from any electronics store, and you could use the > fuel tanks present sender. > > Tuesday, February 05, 2002, 1:12:55 AM, you wrote: > > TR> Richard, > > TR> I've done this on a 1600 a long time ago and I've been talking directly > to > TR> Chris but as I cant find the tech info on how I did this last time due > to a > TR> HDD blow up some time back and I lost a lot of stuff. I'll paste where > we're > TR> up to but I could do with some help from the list. > > TR> The 180B sender idea just might work with a 1600 gauge without all the > TR> frigging around getting a 200B sender to work accurately. Do you know > what > TR> voltage a 180B dash pod runs at and also what is the resistance range of > a > TR> 180B sender. It just may be the same as the 1600 and that leads me to > think > TR> that this route just may be a better solution than trying to figure out > how > TR> to get around the complexity of the 1600 gauge/200B sender problem. > > TR> Pasted for info > > >> I'll have to give this some more thought - first impressions of the > >> problem at hand is that a 200B gauge and sender wont work in a 1600 - > >> the 1600 pod voltage is 5v and the sender is 0-100 ohms. A 200B pod > >> voltage is only 3v and the sender resistance is something like 15-85 > >> ohms so you see the problem. I'm not sure about the temp gauge sender > >> on the 200B either so you could fix the fuel sender and frig the temp > >> sender, there were at least 2 (VDO & Niles). > >> > >> I think using the 200B sender with a resister, probably adjustable is > >> the go with the stock 1600 gauge. > >> > >> I'll be back > >> > >> TR > > TR> regards > TR> Terry > > TR> -----Original Message----- > TR> From: [EMAIL PROTECTED] > TR> [mailto:[EMAIL PROTECTED]]On Behalf Of Richard Clough > TR> Sent: Monday, 4 February 2002 10:23 PM > TR> To: [EMAIL PROTECTED] > TR> Subject: Re: 200B fuel tank in 1600 fuel gauge calibration? > > > TR> Chris, > TR> I cant answer your gauge problem but have you tried it? 180B tank > sender > TR> units work fine with a 1600 gauge. If your not keen to connect it in the > TR> tank, remove the sender unit from the tank and connect to the wiring > loom > TR> and earth. Operate the float arm and see if the gauge registers > correctly > TR> over the travel of the sender unit arm. Do it slowly as the gauge is > TR> designed to move slowly to avoid wild fluctuations. > > TR> Can you give us description of how you fitted the bigger 200B tank and > fuel > TR> filler, a few listers have been thinking of trying this for the larger > TR> range. > TR> ----- Original Message ----- > TR> From: "Chris Williams" <[EMAIL PROTECTED]> > TR> To: <[EMAIL PROTECTED]> > TR> Sent: Friday, 25 January 2002 9:54 AM > TR> Subject: 200B fuel tank in 1600 fuel gauge calibration? > > > >> Hi All, > >> I have recently put a 200B fuel tank in my 1600 and was woundering how > TR> to > >> calibrate the fuel guage as I was told it would read on about half way > TR> when > >> it is full. > >> > >> Regards > >> > >> Chris W > >> > >> > >> > > > > > > -- > Best regards, > Bob mailto:[EMAIL PROTECTED] > > --membersozdat------------------------------------------------------- OZDAT Mailing List Please Note:- Send (un)subscribe requests to [EMAIL PROTECTED] Send submissions to [EMAIL PROTECTED] No unauthorised redistribution of this email http://www.ozdat.com/ozdatonline/index.htm http://www.ozdat.com/ozdatonline/listindex.html http://www.mail-archive.com/[email protected]/ ---------------------------------------------------------------------
