Panasonic FP0 Series, User Manual

Page: 83 / 382

S − LINK Control Unit FP0
4 − 3
4.1 Names and Functions
4.1 Names and Functions
7
4
6
10
5
3
8
9
1
2
1
Status indicator LED
The LED display the operation mode and error statuses.
2
ERROR ADDRESS display (2 − digit hexadecimal display)
The address at which the S − LINK system error occurred is displayed.
3
Mode switch
The mode switch changes the operation mode.
4
Transmission indicator (SEND)
This flashes when input or output data is transmitted between the various units of
the S − LINK system.
5
ERROR indicators
These light if an error occurs in the S − LINK system.
ERR1 (Error 1): Short circuit between D − G line.
ERR2: Unused
ERR3 (Error 3): Abnormal voltage level between D − G line.
ERR4 (Error 4): Broken wire or S − LINK I/O device error
6
System SET button
Pressing the system SET button reads the connection status for the S − LINK
system and stores it in the memory. 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.
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