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Just want to confirm I am doing things correctly.  (I am using MTH/DCS, and not as familiar with TMCC/Legacy as I would like to be.)

Here's the situation, have a new ZW-L and ZW-C transformers, and a Legacy system.  The requirement is to run BOTH Conventional and TMCC/Legacy on the layout using the Cab-2 controllers.

So.... I have programmed the ZW-L with A handle as 1.  So that the handles could vary track power to Tracks 1, 2, & 3.  I have left the ZW-C transformer in the default condition so that each leg could be adjusted to a constant output, to accommodate switches, lights, accessories, etc.  And not need adjusting, or being used for train operation.

So when it comes to operation this is what is necessary;

TMCC/Legacy

1.  Turn Layout ON

2.  Select "Track 1" and turn the Red dial up to 18v. 

3.  Select "Track 2" and turn the Red dial up to 18v.

4.  Select "Track 4" and turn the Red dial up to 18v.  (Only have 3 seperate tracks defined, and in order to have use of the Horn and Bell functions in Conventional mode those Tracks have to be assigned to tracks 1 or 4 on the transformer, or Handles A & D).

 

Then for Conventional Use.

1. Turn Layout ON

2. Select which ever Track is going to be used, put the conventional engine on it, and increase the voltage slowly with the CAB 2.

IF want to run both at the same time on DIFFERENT Tracks, then select that appropriate track on the Cab 2, and crank the power up to 18 v.  Then select the Engine ID and proceed.

So the bottom line is that in order to have the Conventional capability while using the CAB2, you MUST bring each track up every time you want to run TMCC/Legacy.  Correct?  (To bad you can't just select the Track # on the Cab2 and Choose Fixed or Variable.)

Thanks for any comments.

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You are correct for the ZW-L.  In command mode, you set the dials on the transformer to max.  You then dial up the power on each channel using the CAB2.  To run command engines, you dial the power up to max using the CAB2.  To run conventional, you dial up enough power for the engine to run.  I use my ZW-L this exact way to run both conventional and command locs.  Works fine.  The ZW-C does the same thing in command mode with one exception.  The B & C channels will default to the power as set by their handles (no need to dial up the power).  Lionel removed that feature when they built the ZW-L.  They thought it made more sense to power up each channel via the CAB2. 

A fixed or variable cab2 feature to control the ZW-L would be a cool feature.  But it does not exist.

Joe,  Thank you VERY much for confirming what I thought.  I was concerned that I was missing something.  I need to explain this to a fellow who is not that familiar with command control, and has an extensive conventional livery he want to use.  Which I dont blame him.  What will make it confusing is the Bell/Whistle usage.  The way he has his layout set up, Track 1 is on the perimeter and Tracks 2 and 3 on the inside.  Given that the A and D handles are the only ones the Bell/Whistle will work, he will end up with.  Track 2 = Handle A, (TR 1), Track 1 = Handle B, (TR2), Track 3 = Handle D (TR4), and Handle C (TR3) - Not Used.  But, he will just have to get use to it.

Thanks again!! Really appreciate your reply.

If you are controlling the ZW-L with the CAB2 to run conventional engines, then you can use the whistle,bell, and direction buttons from the CAB2.  You do not need to use the transformer buttons.  You will have complete control for each channel from the remote.

The only time you will have an issue is when you do not have a CAB2.  If you are using the ZW-L in conventional mode, without a remote, then you have no bell/whistle directional control for channels b& c.

I believe the default for the ZW-C is ID 0, at least that's how mine came.

And yes, in a command environment, all channels of the ZW-C/L will have direction control and bell and whistle from a Cab handheld.

An item of note, about the ZW-C anyway, sometimes when you turn the power bricks on in command mode, even the B/C channels come up at zero volts, and you have to address it and dial them up.  Or do like I do and power cycle the brick a couple more times until those channels come up at full voltage.

Last edited by sinclair
Steve Musso posted:

Don you wrote "I have left the ZW-C transformer in the default condition".

The default condition for the ZW-C is handle A is 1, B is 2, and so on. You will end up controlling both transformers at once rather than separately. You can set the ZW-C to conventional by setting it to 0.

Steve,  THANKS for the heads up!!!  I need to check that out!!  I'm using the ZW-C as a support transformer for Switches, Accessories, Lights, etc..  As GRJ said, he has over 1500 watts to run this layout with, bit of an overkill !!.  But, he wants BOTH transformers in operation, for his wife's benefit.

For the ZW-L, it can be programmed as a track or engine.

Programmed as a Track: If you have CAB2 revision 1.4 or higher you can use tr 1-98 as the ids.  You are not limited to tr 1-9.  When programmed as a track, you have three momentum levels to control the track voltage.  L - 32 steps, M - 100 steps, H - 200 steps.  High gives you the greatest control over the voltage.

Programmed as an Engine: The control mode sets the speed steps: Cab1 - 32 steps, TMCC - 100 Steps, Legacy 200 steps.  When programmed as an Engine, the momentum (L, M H) controls how fast it goes to the next step (just like engines).

They would be the same.  Its just configured differently for TR versus Eng.  For TR you set the speed steps via the L, M, H buttons.  For ENG, you set it via the control mode (CAB1, TMCC, Legacy).

With that said... If you set the ZW-L up as an Eng, and say configure it for Legacy control (which gives you 200 speed steps) you can then ALSO get momentum of L, M, H for those 200 speed steps.

For Example.  Say you configured the ZW-L as an Engine, Legacy control.  And also set the momentum to high (pressing H).  If you spin the red knob on the cab2, it will take it longer to increase to the desired setting versus setting it to L and spinning the red knob.  This mimics setting the momentum of an engine to H and then cranking up the speed.  The engine will slowly increase speed to the desired setting.

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