10-30 Remote Operations Model 6220/6221 Reference Manual
Return to Section 10 topics
Adding a hub as shown in Figure 10-6, expands the system into a small LAN
(Local Area Network). The hub allows additional Ethernet instruments to be con-
nected to the PC.
Figure 10-6
Small LAN system using a hub
Adding a second NIC in the PC, as shown in Figure 10-7, expands the network
system and provides improved performance because there is no corporate LAN
data traffic on the instrument LAN. It also provides additional security between two
groups of users. Finally, Figure 10-8 shows a simplified diagram of a network sys-
tem using a router or servers.
Figure 10-7
Isolated LAN system using two NICs (Network Interface Cards)
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
MADE IN
U.S.A.
INTERNALLY
SWITCHED
1 AMP MAX.
HI
CABLE
GUARD
105Vpk
LO
105Vpk
250Vpk
OUTPUT
CAT I
IEEE-488
(CHANGE IEEE ADDRESS
WITH FRONT PANEL MENU)
ETHERNET
10/100 BaseT
10bT 100bT
DIGITAL I/O
RS-232
TRIGGER
LINK
LINE FUSE
SLOWBLOW
1.6A, 250V
LINE RATING
100-240VAC
50, 60Hz
120VA MAX.
250Vpk
105Vpk
LO
GUARD
INTERLOCK
!
!
PC with NIC installed
Keithley 6221
Hub
To other Ethernet
resources
Up to 100 meters
Ethernet Cables (3)
(RJ-45 male/male)
RJ-45 Outlet
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
MADE IN
U.S.A.
INTERNALLY
SWITCHED
1 AMP MAX.
HI
CABLE
GUARD
105Vpk
LO
105Vpk
250Vpk
OUTPUT
CAT I
IEEE-488
(CHANGE IEEE ADDRESS
WITH FRONT PANEL MENU)
ETHERNET
10/100 BaseT
10bT 100bT
DIGITAL I/O
RS-232
TRIGGER
LINK
LINE FUSE
SLOWBLOW
1.6A, 250V
LINE RATING
100-240VAC
50, 60Hz
120VA MAX.
250Vpk
105Vpk
LO
GUARD
INTERLOCK
!
!
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
WARNING:
NO INTERNAL OPERATOR SERVICABLE PARTS,SERVICE BY QUALIFIED PERSONNEL ONLY.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
CAUTION:
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,REPLACE FUSE WITH SAME TYPE AND RATING.
MADE IN
U.S.A.
INTERNALLY
SWITCHED
1 AMP MAX.
HI
CABLE
GUARD
105Vpk
LO
105Vpk
250Vpk
OUTPUT
CAT I
IEEE-488
(CHANGE IEEE ADDRESS
WITH FRONT PANEL MENU)
ETHERNET
10/100 BaseT
10bT 100bT
DIGITAL I/O
RS-232
TRIGGER
LINK
LINE FUSE
SLOWBLOW
1.6A, 250V
LINE RATING
100-240VAC
50, 60Hz
120VA MAX.
250Vpk
105Vpk
LO
GUARD
INTERLOCK
!
!
PC with two NICs installed
Keithley 6221
Hub
To other Ethernet
resources
Up to 100 meters
Ethernet Cables (4)
(RJ-45 male/male)
Keithley 6221
Increased security
using dual NICs
in computer
RJ-45 Outlet
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