Voyager DP-263-S Guía de usuario descargar pdf (Pagina 597)

Index

Voyager

™

Biospectrometry

™

Workstation User’s Guide Index-25

I

D

E

X

N

PLT files (continued)

search pattern file for 3-57

selecting 3-43, 3-45

x,y coordinates, determining 3-60

Plumbing, CID 7-11

Polarity

setting displayed in status bar 4-5

setting Positive or Negative 5-25

Switch Delay in configuration 2-33

Polymers

matrix for 3-3

methods for sample loading 3-16

nonpolar synthetic, matrix for C-10

polar synthetic, matrix for C-7,

C-10

sample plate to use 3-48

Porcine Trypsin, molecular weight F-2

Positional tolerance, of sample

plates 3-59

Positive ion mode

setting 5-25

Switch Delay Time 2-33

Post-source decay, see PSD

Potassium adduct ion

effect on masses 8-17

from buffer 3-18

Potential field gradient

definition 5-41

increasing 5-41

maximum allowed 5-43

Power requirements

Voyager-DE and

Voyager-DE PRO 2-3

Voyager-DE STR 2-6

Powering up

mass spectrometer 2-46

system components 2-46

Precursor Ion Selector

configuring 2-34, 7-9

effect of 7-40, 7-47

enabling 7-26

function 7-2

optimizing 7-9

resolution 7-9, A-4, A-7

screening out prompt

fragments 7-40

see also Timed Ion Selector

setting tracks Timed Ion

Selector 7-25

width too small 7-9

Precursor mass

determining in Reflector mode 7-19

entering in PSD setting 7-26

precision required 7-26

Precursor spectrum, see PSD

precursor spectrum

Preface xxvii

Prescan mode

description 6-49

enabling 5-32, 6-37

Pressure ranges for vacuum

gauges 7-14

time required 2-47

Voyager-DE and Voyager-DE

PRO 2-47

Voyager-DE and

Voyager-DE PRO 1-29

Voyager-DE DTR 2-47

Voyager-DE STR 1-41

Pressures, displaying 2-51, 4-5

Preventative maintenance 8-2

Previewing traces before printing 4-18

Print preview, Instrument Control

Panel 4-18

Print Setup 4-20

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