Keysight Technologies L4490A, Руководство пользователя

Страница: 36 / 160

36 Keysight L4490A/L4491A User’s Guide
Hardware Configuration Instrument Configuration
Figure 2-1. L4490A/L4491A RF Switch Platform Configuration.
CO NT RO L BU S
Ag ile nt T ec hn olo gie s
34 94 5 E XT
Ex te rn al uW S wi tc h / At te nu at or D riv er
4
3
2
1
4
3
2
1
EXPAN
SI
O
N
BU
S
PO
R
T
2
PO
R
T
1
NO
T
E
T
H
E
RNE
T
SEE
M
A
N
U
A
L
!
+V
E
X
T
E
RNA
L
PO
W
E
R
IN
P
U
T
30
V
D
C
M
A
X I/
O
A
C
C
ESS
CO NT RO L BU S
Ag ilen t T ec hn olo gie s
34 94 5 E XT
4
3
2
1
4
3
2
1
EXP
AN
SI
O
N
B
U
S
PO
R
T
2
PO
R
T
1
N
O
T
E
TH
E
R
N
E
T
SE
E
M
A
N
U
A
L
!
+V
E
X
T
E
RNA
L
PO
W
E
R
IN
P
U
T
30
V
D
C
M
A
X I/O
A
CCE
S
S
Ex te rn al uW S wi tc h / At te nu at or D riv er
E X T E R N A L
P O W E R
I N P U T
3 0 V D C M A X
+ V
LAN cross-over cable for direct PC - L4490A/L4491A
+24V supplied from
34945EXT #1
34945EXT #2
(slave)
(master)
master 34945EXT connects to second 34945EXT
> external supply required for all 34945EXT (slave)
supply voltage applies to all
connection if PC is non Auto-MDIX (included)
L4491A Option 002
LAN
Hub/Switch
* *
*
= standard LAN cables
or
> external supply voltages of 24V / 12V / 5V supported
through master’s Expansion Port 1; expansion ports
on slave modules are interchangeable
L4490A Option 004: digital IO and relay driver
modules external to the L4490A / L4491A
> up to seven slave 34945EXT modules allowed per
L4490A / L4491A
distribution board banks on
L4490A/L4491A
+24V supplied from
L4491A
slave 34945EXTs allowed external to
L4490A - require external power supply(s)
a given module
DC Output Power Supplies
5V: 1A
12V: 3A fused
24V: 0.6A
L4490A/L4491A
(user applications)
(42A Max.)