Keithley 7711 User Manual page 11

4 × × × × 4 Blocking matrix example
shows how to connect a single Model 7711 in a 4 × 4 blocking matrix. This configuration provides a convenient way
Figure 4
to connect four DUTs to four different test instruments. In this configuration, one channel of bank 1 (channels 1 – 4) may be
routed to any channel of bank 2 (channels 5 – 6). Use a short coaxial cable to connect OUT A to OUT B (S46-SMA-0.5). con-
tains example commands.
Figure 4
4 × × × × 4 blocking matrix expansion
CH8
7711/7712
Slot 1
Ch1
Ch2
Ch3
Ch4
To route the signal between Ch4 and Ch8 send:
ROUTe:MULTiple:CLOSe(@104,108)
NOTE: The simplified schematic is shown in the
Table 2
4 × × × × 4 Blocking matrix commands
Command
ROUTe:MULTiple:CLOSe (@101,105)
ROUTe:MULTiple:CLOSe (@103,106)
7711
CH7 OUT B CH6 CH5 CH4 CH3 OUT A
OUT A OUT B
power up state (Channels 1 and 5
closed).
CH2 CH1
S46-SMA-0.5
Cable (Qty 1)
Ch5
Ch6
Ch7
Ch8
Signal path
Routes signal through channels 1 and 5
Routes signal through channels 3 and 6
7