Übersicht

zPosition
Endswitchpositions


Tabelle 1: zPosition

The actual z-positions are determined by a mechanical measurement at the vented vessel. The values are measured relative to the entrance flange. With the vessel at the position given as VDS window-position. See below:










Target Measured rel. to win. [mm] thickness target forkes [mm] thickness flange [mm] HERA-B [mm] Target flange system [mm]*)






Above 1 619 9 -32 -17 121
Below 1 621 9 -32 -15 123
Inner 1 628 7 -32 -10 128
Outer 1 627 7 -32 -11 127






Above 2 579 9 -32 -57 81
Below 2 578 9 -32 -58 80
Inner 2 589 7 -32 -49 89
Outer 2 586 7 -32 -52 86












VDS vessel in HERA-B coordinates










VDS window-position [mm]




2000










VDS entrance Flange [mm]




-613










vessel length [mm]




2613










Position of the target flange [mm]




inner/outer horizontal
-158


above/below vertical
-138














*) in this system the center of the vertical target flanges (above/below) defines the zeroposition
















cross-check










distance between the targets of one station

distances of opposite targets







Above 1-Above 2 40
Above 1-Below 1 -2
Below 1-Below 2 43
Inner 1-Outer 1 1






Inner 1-Inner 2 39
Above 2-Below 2 1
Outer 1- Outer 2 41
Inner 2-Outer 2 3

Tabelle 2: Endswitchpositions

Target distance of inner and outer endswitch position of the outer endswitch



Above 1 24,76 -20,76
Below 1 28,18 -24,18
Inner 1 28,04 -24,04
Outer 1 30,22 -26,22



Above 2 25,36 -21,36
Below 2 28,97 -24,97
Inner 2 28,68 -24,68
Outer 2 28,71 -24,71