A compact portable turbomolecular pump station was constructed

Portable Turbo Station (7/24/2017)

Compact turbo station in pelican 1400 case, runs off of 24V wall adapter. Internal DC-DC converter allows operation from 6-36V allowing operation on battery power. Station uses a KNF N84.4 diaphragm pump, and pfeiffer Splitflow 80 hybrid turbo/molecular drag pump, with a 70L/s pumping rate. It is equivalent to the TPH-071P but also equipped with a differential pumping port for mass spec operation, which is currently plugged. Turbo has 2.75" CF flange (metric threads) with a NW16 adapter and blank-off.

Portable Turbo Station (7/24/2017)

Quad stage diaphragm pump, capable of ~500mTorr ultimate vacuum.

Model: KNF 84.4

Portable Turbo Station (7/24/2017)

Pfeiffer Spliflow 80 connects to the KNF 84.4 backing pump through a 6mm OD tube

Portable Turbo Station (7/24/2017)

Power switch and power connector

Portable Turbo Station (7/24/2017)

Case closed for east transport and storage

Portable Turbo Station (7/24/2017)

Mounting screws for backing pump

Portable Turbo Station (7/24/2017)

Mounting screws for turbo pump

Portable Turbo Station (7/24/2017)

End of acceleration of turbo pump during startup. Rotor spins up to 1500 Hz.

Portable Turbo Station (7/24/2017)

Steady state current is about 0.63A (.- Red is Ix100), Vx10 is solid red, and Power is .. Red.

By attempting to reproduce any experiments or devices listed on this domain in part or in whole, you agree to hold me harmless against any lawsuit or liability.

Copyright © 1998 - 2013 by Andrew Seltzman. All rights reserved.