Mitsubishi Electric MELSEC iQ-R AnyWireASLINK User Manual page 45

Timing of slave module replacement
The following shows the timing up until the completion of the slave module replacement.
Slave module to be replaced
Slave module unused
24VDC external power supply
'DP/DN disconnection error' (X4)
'Parameter access completion flag' (X11)
'Slave module changing flag' (X16)
'Slave module change completion flag' (X17)
Receivable or not receivable for automatic address
detection and parameter access
(1) Turn off the 24VDC external power supply connected to the RJ51AW12AL.
(2) When an unused slave module is mounted and the 24VDC external power supply is turned on, 'Parameter access completion flag' (X11) turns off and on.
(3) Check the connection status of the slave modules of which IDs have been registered. In addition, 'DP/DN disconnection error' (X4) turns off and on.
(4) Connection status is checked to see that an unused slave module is connected. In addition, 'Parameter access completion flag' (X11) turns on and off.
(5) The RJ51AW12AL verifies the model name of the new slave module against that of the old one during the parameter access processing.
(6) The moment the parameter access processing has been completed, 'Parameter access completion flag' (X11) and 'One slave module changing flag'' (X16)
turn off and on.
(7) 'Parameter access completion flag' (X11) turns on and off, and the backup data is restored to the new slave module from the RJ51AW12AL.
(8) The statuses of the following input signals change when the backup data is restored. In addition, the error status of the RJ51AW12AL is cleared. (As with
turning off and on 'Error flag clear command' (Y0))
• 'Parameter access completion flag' (X11) turns off and on.
• 'One slave module changing flag' (X16) turns on and off.
• 'Slave module replacement completion flag' (X17) turns off and on.
(9) Approximately five seconds later, 'Slave module replacement completion flag' (X17) turns on and off.
Connecting
Not
connected
ON
OFF
(1)
(2)
ON
(3)
OFF
ON
OFF
OFF
OFF
Receivable
1.13 Easy Replacement function for One Slave Module
Not connected
Connecting
(4)
(8)
(5) (7)
ON
(6)
ON
(9)
Not receivable Receivable
1 FUNCTIONS
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