My experience suggests getting the 400 course computer. Chances of failure are far reduced with the additional current carrying capacity of the larger unit.
Rich > On Dec 1, 2013, at 12:48, "Fred Hazzard" <fredhazz...@spiritone.com> wrote: > > Fred: > > With Fury 2000 miles away and the linear drive buried deep in the stern of > the boat, I am not sure how I would get the model number. Are there physical > differences that would obvious looking at it? For example would the ram be > larger for the type 2? > > My fluxgate compass connects to the brain. I then connected my I 70 > instruments to the Seatalk out put at the brain to get heading info. That > Seatalk info connects to a converter to Seatalk ng. > > Fred > S/V Fury > > > From: CnC-List [mailto:cnc-list-boun...@cnc-list.com] On Behalf Of Frederick > G Street > Sent: Saturday, November 30, 2013 4:16 PM > To: cnc-list@cnc-list.com > Subject: Re: Stus-List Autohelm Auto pilot > > Fred — can you get me the model number of the linear drive in your boat (I’m > assuming it’s linear…)? Specs on the website show the displacement of the > C&C44 at 20,000 lbs; the drive you’ve got will determine whether you’ll need > the Raymarine ACU-200 or ACU-400 course computer. The Type 1 drives (which > would require the ACU-200) are generally rated to 24,000 lbs displacement, > which is right on the edge for your boat; if you have a Type 2, you’ll need > the more powerful ACU-400 to drive it. > > The control head in either case will be the p70; that and the heading sensor > connect to the ACU via SeaTalkNG (Raymarine’s NMEA2000 variant), so some > SeaTalk cabling will be needed. > > You should be able to reuse the cabling you have now between the course > computer and the drive, as well as the power supply from the breaker panel to > the course computer. You’ll need to change the cabling between the computer > and the control head, and extend that SeatalkNG bus to the heading sensor. > Overall, it would be a pretty simple change-out. > > Does your autopilot system currently connect to any other instruments via > SeaTalk? > > I’ll try to get you contact info on the repair guy next week. > > — Fred > > Fred Street -- Minneapolis > S/V Oceanis (1979 C&C Landfall 38) -- on the hard in Bayfield, WI :^( > > On Nov 30, 2013, at 5:23 PM, Fred Hazzard <fredhazz...@spiritone.com> wrote: > > > Fred, > > Thanks your offers of help with the auto pilot. Please send me price to > replace with newer brain and control head. I would also appreciate any info > you can give about how to hook up the old parts to the new unit. > > I would also like to speak with the Colorado man about possible repairs. > > > Thanks > > Fred Hazzard > > _______________________________________________ > This List is provided by the C&C Photo Album > http://www.cncphotoalbum.com > CnC-List@cnc-list.com
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