The GN 436.1 series of control knobs are made with stainless steel, making the knobs resistant to abrasion. The series offers three model types: the type A, with an indicator arrow on the cover; the neutral type B, which has no arrow or scale; and the type S, which has a scale with graduation increments of 0...9, 20.

Parameter Name	Parameter Value
Options	knurled mechanical with position indicator