Hello @bart-delaere,
the easiest way is to use a simple DIV function block, via which you will divide the setpoint variable value by 10 before sending to AO:
0_1583141012535_659668b8-6d3a-4251-ac0c-8948a61f4ec4-image.png
More systematic way, yet more prone to errors, is to use transformation on the write variable:
0_1583141099892_89fcce66-eb68-4314-b109-fc9e12a52575-image.png
Best regards,
Martin