Leibniz` Ge(o)heimnisse: Hausaufgabe

This cache can only be found during City Hall’s business hours. You’ll need a 9V battery and a clue. The clues for this tour are located on the plaza in front of City Hall, next to the benches on the right-hand side. If all the clues are already in use, you’ll have to wait a moment. The clue will tell you where to go next!

• Entry puzzle:
  110100 10110 110000 1001 101100 100000111
• Difficulty/D-rating: 3
• Terrain/T-scoring: 1,5

Attention: The cache isn't located at the point shown on the map! To find the cache's location, first convert the binary numbers into coordinates. Leibniz would have loved that!
You can find out how to do this here.