Turbo molecular pump |
TMP-203LM |
TMP-203LMC |
TMP-203M |
TMP-203MC |
Inlet flange |
VG100 / ICF152 / ISO100B / ISO100C |
Outlet flange |
KF25 |
Cooling method |
Water |
Cooling fan |
Ultimate pressure (after baking) (Note1) |
10-8 Pa order |
10-7 Pa order |
10-8 Pa order |
10-7 Pa order |
Maximum allowable inlet pressure (N2 continuous exhaust) |
200 Pa |
1.3 Pa |
Maximum allowable outlet pressure |
400 Pa |
40 Pa |
Pumping speed (Note 2) |
N2 |
190 L/s
|
He |
140 L/s |
H2 |
120 L/s |
Compression ratio |
N2 |
1 x 109
|
He |
6 x 104 |
H2 |
4 x 103 |
Rated speed |
50000 rpm |
Start-up time |
5 minutes or less |
Mounting position |
In any desired direction |
Bake-out temperature at an inlet flange |
120 degrees C. or less |
Vibration level (by Shimadzu's method) |
0.012 µm or less (0-peak) |
Recommended flow rate of purge gas |
20 to 30 mL/min (Note 3) |
Recommended pumping speed of backing pump in case of gas purge |
200 L/min or more |
Environmental Temperatures |
0 to 40 degrees C. |
Admissible ambient magnetic field |
Radial direction
|
3 mT
|
Axial direction |
15 mT |
Water |
Flow rate
|
1 to 3 L/min
|
- |
Pressure |
0.2 to 0.5 MPa |
Temperature |
5 to 30 degrees C. |
Mass |
9 kg |