Model 6517B Electrometer Reference Manual
Section 2: Getting started
6517B-901-01 Rev. C / August 2015
2-3
8 VOLTAGE SOURCE OPERATE
Indicator on when in operate, off when in standby.
9 OPTION
CARD
KEY
Use to program and operate an installed option. Also used to scan external scanner
channels.
Rear panel summary
The rear panel of the Model 6517B is shown in the following figure. The descriptions of the rear panel
components follow.
Figure 2: Model 6517B rear panel
1 INPUT
CONNECTOR
Unguarded
Configuration: Disable
GUARD
for amps, ohms, coulombs and unguarded volts
measurements
Guarded
Configuration:
Enable
GUARD
for guarded volts measurements
2 PREAMP
OUT
Follows the signal amplitude applied to the
INPUT
terminal. With
GUARD
on,
PREAMP OUT
is internally connected to the inner shell of the
INPUT
triaxial connector to configure the input
for guarded volts measurements. Referenced to
COMMON
. Rated at 200 V DC max. See
Preamp Out
(on page 5-9) for more information.
