New upper stack with broken Insert/Eject switch. (Oops!) |
Manostat to supply constant pressure for the helium bath. |
New Upper stack in place. |
Simplified air supply. |
The new Pneumatics Router. On the vertical row of LEDs on the right one can see how the 'OFF' LEDs indicate where the ball is within the flowmeter, so VT flow can be checked from a distance. It can also be adjusted within vnmrJ. |
All the valves are now within the Pneumatic router box. |