System Configuration; Connections; Remote I/O System Communication Error Flag (Fp0) [Input Highest-Order Bit, 32Th Bit] - Panasonic MEWNET-F Technical Manual

12.4 System Configuration

FP0 Control unit

12.5 Connections

As for the connection of I/O link units with a control unit, the units can be added side by side as well as
expansion units.
Up to 3 I/O link units can be connected to a control unit.
12.6 Remote I/O System Communication Error Flag (FP0)
[Input Highest-order Bit, 32th Bit]
The communication state of the remote I/O system can be checked on the FP0.
This function is available when the mode selector switch 4 is ON.
Communication state
I/O link error flag
Note1) This flag shows the communication state between this I/O link unit and the master unit.If a
communication error occurs in a slave station, this flag will go ON only when the mode selector
switch No. 7 of the master unit has been set to "0".
Note2) This flag is allocated to the last 1 bit X (n+1)F among the input of 2 words (XWn, n+1) that is
allocated to this I/O link unit.
Reference: <12.3.1 I/O Numbers>
Up to 3 units including I/O link units and other expansion
units can be connected to a control unit.
Nomal state
0
Abnormal state
1
12-5