990 CLD Autoline™ Leak Detector
1-10
DRAFT 2/2/04
Rear Panel Inputs and Outputs
Figure 1-5
Rear Panel, 990 CLD Leak Detector
Table 1-6
Rear Panel Inputs and Outputs
Item Description
Input/
Output
Function
1
REMOTE SPEAKER Jack
O
Jack for external speaker. The
loudspeaker should have an internal
impedance between 4 and 8 Ohms, and
a 5 W minimum power capability. The
mating plug (supplied) is a Switchcraft
260 or equivalent. When the remote
loudspeaker plug is connected to the
jack on the back panel, it automatically
disconnects the internal loudspeaker.
2
HIGH VAC pump fuse
Electronics fuse
N/A
Main power protection devices
3
POWER Input Connector
I
IEC-320
4 COLD
CATHODE
Connector
O
High-Voltage SHV connector for
connection to the cold cathode gauge in
the spectrometer tube. See “Wire Run
Lists” on page 2-4.
5
PRE-AMP Connector
I/O
Pluggable terminal block for connections
to the detector in the spectrometer tube.
See “Wire Run Lists” on page 2-4.
6
ION SOURCE Connector
O
Pluggable terminal block for connections
to the ion source in the spectrometer
tube.
See “Wire Run Lists” on page 2-4.
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