Table of contents
xi
6.5 Variable Speed Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
6.5.1
Outline. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 45
6.5.2
Operation from Start-up to Low Speed Rotation. . . . . . . . . . . . . . . . . 46
6.5.2.1
REMOTE Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
6.5.2.2
Serial Interface Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 46
6.5.3
Operation from Rated Speed Rotation to Low Speed Rotation . . . . . 47
6.5.3.1
Remote Control Startup Procedure . . . . . . . . . . . . . . . . . . . . . . 47
6.5.3.2
Serial Interface Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
6.5.4
Operation from Low Speed Rotation to Rated Speed Rotation . . . . . 48
6.5.4.1
REMOTE Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
6.5.4.2
Serial Interface Operation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 48
6.6 Software Operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 49
6.7 Remote-control Connector. . . . . . . . . . . . . . . . . . . . . . . . . . . 51
6.7.1
Specification . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 51
6.7.2
Pin Assignment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 52
6.7.3
Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
6.8 Communication Specifications. . . . . . . . . . . . . . . . . . . . . . . . 54
6.8.1
RS-232C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
6.8.1.1
Transfer Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
6.8.1.2
Connector Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
6.8.1.3
CABLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
6.8.2
RS-485 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
6.8.2.1
Transfer Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
6.8.2.2
Connector Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55
6.8.2.3
CABLE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 56
6.8.3
Connector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Section 7 GAS PURGE
Section 8 TURBO MOLECULAR PUMP RECONDITION
8.1 Recommended Maintenance Intervals . . . . . . . . . . . . . . . . . 62
8.2 Turbo Molecular Pump Decontamination. . . . . . . . . . . . . . . . 63
8.3 Touch-down Bearing Replacement . . . . . . . . . . . . . . . . . . . . 63
8.4 Check of the Rotor Blades . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
8.5 Power Supply Unit Parts Replacement . . . . . . . . . . . . . . . . . 64
8.6 Turbo Molecular Pump Return Request . . . . . . . . . . . . . . . . 65
Summary of Contents for UTM3400 Series
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Page 20: ...6 1 1 2 Descriptions This page is intentionally left blank...
Page 21: ...2 2IDENTIFICATION AND FUNCTION 2 1 Pump Main Unit 2 2 Control Panel 2 3 External I F Panel...
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Page 36: ...22 4 4 3 Standards Fulfilled This page is intentionally left blank...
Page 50: ...36 5 5 5 Notes on Transportation This page is intentionally left blank...
Page 72: ...58 6 6 8 Communication Specifications This page is intentionally left blank...
Page 73: ...7 7GAS PURGE...
Page 82: ...68 8 8 6 Turbo Molecular Pump Return Request This page is intentionally left blank...
Page 95: ...10 10WARRANTY CLAUSES...
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