The Erhardt+Leimer DO 3001 Go to product viewer dialog for this item.

Typically operates on a 24 V DC nominal value, consistent with other Erhardt+Leimer digital components . Installation Guide

A key section in the manual describes to prevent hunting (oscillation) or sluggish response. Typical guidance: start with low P gain, increase until slight overshoot, then back off 20%.

You might think, "I’ve used web guides for 20 years. How hard can it be?" The Erhardt-Leimer DO 3001 is counter-intuitive for veterans of purely analog systems. Here is why the manual is indispensable: