4
1
1
3
3
5
6
2
Fig. 3:
Position of stickers on product with horizontal direction of flow
1 Warranty seal
4
Rating plate of the vacuum pump
2 Rating plate of the electronic drive unit
5
Note: Read the operating instructions
3 Note: Filling ports for lubricant
6
Warning notice: hot surface
1.3.4 Abbreviations
Abbreviation Explanation
DCU
Display Control Unit
HPU
Handheld Programming Unit
[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:xxx] Software version
PE
Protective earth (earthed conductor)
n.c.
not connected
RS-485
Standard for a physical interface for asynchronous serial data transmission (Recom-
mended Standard)
remote
15-pin D-Sub connecting socket on the control panel of the switch box
Ssc
Short-circuit capacity
FKM
Fluoropolymer rubber
FC
Frequency converter
OI
Operating instructions
SI
Service instructions
PV
Pfeiffer Vacuum
Tbl. 2:
Abbreviations used
About this manual
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