1
4
2
3
Fig. 1:
Position of the stickers on the product
1 Rating plate
3
Electrical voltage (power supply pack) warning sign
2 Mandatory disconnect mains plug sign
4
Transport lock sticker
1.3.4 Abbreviations
Abbreviation Meaning in this document
CF
Flange: Metal-sealed connector in accordance with ISO 3669
d
Diameter value (in mm)
DCU
Display Control Unit (Pfeiffer Vacuum display and control unit).
DN
Nominal diameter as size description
f
Rotation speed value of a vacuum pump (frequency, in rpm or Hz)
HV
High vacuum flange, high vacuum side
ISO
Flange: Connector in accordance with ISO 1609 and ISO 2861
LC
Display: Liquid crystal display (LCD)
LED
Light emitting diode
MVP
Diaphragm vacuum pump
PE
Protective earth (earthed conductor)
[P:xxx]
Electronic drive unit control parameters. Printed in bold as a three-digit number in
square brackets. Frequently displayed in conjunction with a short description.
Example:
[P:312]
software version
T
Temperature (in °C)
TC
Turbopump electronic drive unit (turbo controller)
TPS
Voltage supply (turbo power supply)
X3
15-pole D-Sub connecting socket on the turbopump TC 110 electronic drive unit
remote
26-pole D-Sub connecting socket on the turbopump TC 400 electronic drive unit
Tbl. 2:
Abbreviations used in this document
About this manual
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