Missouri Wind and Solar 200ECCDIGSSR Quick Start Manual Download Page 2

Blow Hard  +  Shine Bright

332 Cobble Stone Drive, Seymour, MO 65746

www.mwands.com

    •    (417) 708–5359

200 Amp Charge Controller with Digital LED Volt Meter for Wind & Solar

12 or 24 volt. See more about this product on YouTube at

https://youtu.be/fC_vK_eKxPA

 Model: 

200ECCDIGSSR

  Date: 07/2018

  Page:  2 of 2

•  Read these instruction sheets along with any 

 

  other component’s instructions that will connect 

 

  to this system! 

 

• 

Do not operate the controller without batteries!

  

  Voltage can fluctuate rapidly with fewer batteries 

 

  (on/off). In this case you have too much charging for 

 

  too few batteries. Increase the amount of batteries. 

 

  If your solar panel voltage is too high rapid on/off 

 

  dumping may occur. Example: 24v panels to 12v 

 

  batteries. Solar and wind work great together. 

 

  Wind turbines can charge 24 hours per day. Solar is 

 

  8 hours per day max. 

•  Make sure the controller wires are connected to 

 

  batteries before connecting or disconnecting 

 

  wind and solar. 

•  Use the proper sized power cables. Undersized 

 

  cables will get very warm or hot. This heat can 

 

  cause wires to melt and transfer excessive heat to 

 

  the relay. 

•  Connect the thin sense wires to batteries only. To 

 

  extend them, use the same size or larger wire. 

 

 

DO NOT hookup backwards!

 

•  Do not make adjustments to the controller without 

 

  reading additional information first. Adjustments are 

 

  recommended only for experienced users or if your 

 

  system requires it. 

•  Make sure you make solid tight connections at and 

 

  before the relay screw terminals. If your cable lugs 

 

  are too wide to fit under the relay screw plate you 

 

  can flip the screw plate over so the flat side is facing 

 

  down. Loose or sloppy connections will get hot and 

 

  transfer excess heat to the relay causing 

 

  overheating. 

•  It is normal for the relay and its aluminum heat-sink 

 

  to be warm or hot when high amps are passing 

 

  through. To operate at over 70 amps continuous 

 

  you will need a 3 to 4 inch computer type fan 

 

  mounted directly underneath the relay blowing up 

 

  over the cooling fins on the heat-sink. You can either 

 

  let the fan run continuously or attach a timer to 

 

  have it off at night when no charging occurs. If you 

 

  need them we offer fans and timers on our website. 

•  The display on the controller is set up to turn off 

 

  after a period of inactivity to conserve energy. To 

 

  turn it back on just short press the bottom right 

 

  button on the underside of the controller. 

•  Each relay is equipped with a small red light. For 

 

  left side relay (solar): Red light ON=solar charging, 

 

  OFF=solar not charging. For right side relay 

 

  (divert load/s): Red light ON=divert load on, 

 

  OFF=divert load off.

•  You can connect more of our relays to the controller 

 

  to expand charging capability. See our website for 

 

  more specialty relays, fans, timers, and more. 

•  Only mount control board vertically (standing up) as 

 

  it will not operate horizontally (laying down).

 WARNING:

 Charge controller/board may have 

sharp edges. Also be sure to discard carboard and 

packing materials around the dump load. 

Red = Positive

Black = Negative

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