Mitsubishi Electric MELSEC-L SSCNETIII/H User Manual page 76

(2) Setting method
1.
Set the auto refresh of the intelligent function module connected to the head module with GX
Works2.
Specify the following devices as the devices to be auto refreshed.
"Transfer to PLC"
"Transfer to intelligent function module"
74
Item Setting range of auto refresh target device
W1000 to W101F
W0 to W1F