Masthead Author: Team of authors Published by: Pfeiffer Vacuum GmbH, Headquarters Berliner Strasse 43, D-35614 Asslar/Germany T +49-(0) 6441-802-0, F +49-(0) 6441-802-1202 info@pfeiffer-vacuum.de, www.pfeiffer-vacuum.com Subject to change without notice Note Leak Detection Compendium Regardless of their nature, the information and promotional statements contained in this Compendium and, in

D-35614 Asslar B A RS485 remote accessory PV.can DC in TC 400 About this manual 1 About this manual 1.1 Validity Safety instructions The safety instructions in Pfeiffer Vacuum operating manuals are the result of risk eval- About this manual 3 1 About this manual 1.1 Validity Product features The DCU is a display and control unit for Pfeiffer Vacuum Turbopumps with integrated D-35614 Asslar Fig. 2: Front cover DCU 1 LC display, illuminated 2 Status symbols In all communications with Pfeiffer Vacuum, please specify the information on the product nameplates. For convenient reference copy the information for all items of your system into the space provided below. Typ: No: F-No: VA Pfeiffer Vacuum, D-35614 Asslar Typ: No: F-No: Pfeiffer Vacuum D-35614 Asslar Pfeiffer Vacuum D-35614 Asslar TalkStar Operating Instructions . 2 BG 5155 BEN (2011-01) PKR 251 please specify the information given on the product nameplate. Pfeiffer Vacuum, D-35614 Asslar Typ: No: F-No: V W This document applies to products with part number Pfeiffer Vacuum assumes no liability and the warranty becomes null In all communications with Pfeiffer Vacuum, please specify the information given on the product nameplate. VACUUM Compact Cold Cathode Gauge Pfeiffer Vacuum, D - 35614 Asslar Typ: No: F-No: V ; W This document applies to products with the following part numbers PT R25 500 (DN 25 ISO-KF flange) PT R25 501 (DN 40 ISO-KF flange) About this manual 1 About this manual 1.1 Validity This operating manual is for customers of Pfeiffer Vacuum. It describes the func-tioning of the designated product and