D1S, D2S Datasheet*
/sites/default/files/literature/documents/DB%20D1S-D2S%20923-1482-E%20EN_0.pdf
The D1S/D2S is a mechanical single/dual pressure switch without housing and a repeatability of ±1.0 % at constant temperature. The adjustment ranges are between 0.005 … 10.3 bar and -0.006 … -1 bar (Vacuum). All wetted parts are welded.