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Vaillant 256/5-5 ecoTEC Plus + TADO wiring pls help

bkudric
bkudric
in General Questions & Topics

Hello,

I have a VAILLANT VU INT I 256/5-5 ecoTEC Plus boiler and TADO V3+ starter kit and I want to wire TADO in the way that works in digital/modulation mode.

Is it ok to connect it in this way (pic below, BUS -/+ and TADO -/+)?, Or I need some extension kit or else?

vaillant.png

Thank you!

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