Panasonic S-Link FP2 Manual page 20

Specifications
2.1 Parts Related to S−LINK Operation
System SET button
8
The CPU with S−LINK is equipped with Channel 1 and Channel 2.
When the RUN/CHK. selector switch is set to RUN:
Pressing the system SET button reads the connection status for the S−LINK
system and stores it in the memory. At this point, the
for a given period of time. (if the same address has been specified for more than
one unit, it is counted as one unit. A maximum of two units can have the same
address.) In subsequent operation, the S−LINK unit checks for errors using the
connection status registered at this time.
(The output unit data effective at the time that the system SET button was pressed
is retained.)
When the RUN/CHK. selector switch is set to CHK.:
When normal: Each time the system SET button is pressed, the number which the
S−LINK unit recognizes as connected to it is displayed as a blinking display by the
ADDRESS display, and all of the addresses light in sequential order, starting
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with the smallest (the display is repeated).
If an error occurs: Each time the system SET button is pressed, all of the
addresses where errors have occurred are displayed by the
in a sequential blinking display, starting with the smallest (when ERR4 occurs).
Note
If the RUN/CHK. selector switch is set to the RUN position and the
system SET button is pressed while an error is in effect, only the
number of units that can be confirmed at that point are stored in
the memory. There is a possibility that units where the error has
not been corrected will not be recognized (if this happens, they
will not be a target for the check).
S−LINK terminal block
9
The CPU with S−LINK is equipped with Channel 1 and Channel 2 S−LINK terminal
blocks.
The power supply and signal wires of the S−LINK are connected to the terminal
block.
The S−LINK terminal block is a connector type, and can be detached from the
S−LINK unit for wiring operations.
For detailed information, refer to section "4.1 Wiring Methods for S−LINK Main
Unit".
ADDRESS display selector switch
10
This is used to switch the contents displayed by the ADDRESS display between
the Channel 1 and Channel 2 sides.
1: Contents are displayed on the Channel 1 side (the S−LINK 1 side).
2: Contents are displayed on the Channel 2 side (the S−LINK 2 side).
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FP2 S−LINK Unit
ADDRESS display lights
5
ADDRESS display
5