Hello everyone. I design to 0-10 V transmitter for load cell and ı use op-177 amplifier. But  ı have a big problem, if full weighting  ı can reading output 10 v and ı can changing output voltage. But if not weight on scale ı must be read 0 V but i am read 2V or 1V. I change everything but ı can't to read 0V. This is my schematic please someone help me . Kırmızı,siyah,beyaz,yeşil is red,black,white and green cable of load cell.

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