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3. Configure Monitor Mode: Access the PLS command
mode as described in Section 5.2. At the PLS> command
prompt, type /M [Enter] to display the Monitor Mode
Parameters Menu. Note that the Monitor Mode Parameters
Menu is not available in User Mode. Set Monitor Mode
Parameters as follows:
a) Item 1 - Monitor Mode: On.
Note: Do not enable the Monitor Mode until you
have finished defining the other Monitor Mode
parameters.
b) Item 2 - Switch if Level: 0 - Low.
c) Item 3 - Switch to Position: B.
d) Item 4 - Delay Period: 1 Minute.
e) Item 5 - Return: On (This will instruct the PLS to
switch Circuit 1 back to the "A" position if the signal
goes high again, and remains high for one minute.)
f) Item 6 - Circuits to Switch: Enable the Monitor
Mode at circuit 1.
4. Set Circuit Parameters: From the PLS command prompt,
type /P 1 [Enter] to display the Circuit 1 Parameters
Menu. Use item 4 (Default Position) in the Circuit
Parameters Menu to set the default state for Circuit 2 to
"A".
5. Operation: When the switch is open, the input level will
remain high, and Circuit 1 will remain in the "A" position.
If the switch closes for more than one minute, the input
level will drop, and Circuit 1 will be automatically
switched to the "B" position. If the switch returns to the
open position, and remains open for one minute, then
Circuit 1 will return to the "A" position.
9-4
PLS-345 - Physical Layer Switch; User's Guide
Figure 9.4: AUX Port Connection