Panasonic MEWNET-F, Technical Manual

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1.2.3 Advanced Units Not to be Used for Slave Station System of “MEWNET-F”
The following advnaced units cannot be used even if they are installed on the master backplane and the
expansion backplane where the salve unit has been installed.
If they are installed, an error that an illegal unit is installed on the slave station occurs, and the CPU unit
does not operate. The ALARM LEDs of the master unit and slave unit blink.
Note) No error occurs on FP2 A/D unit, D/A unit and RTD unit.
Unusable units
FP3
Master Unit
MEWNET-P/W/H Link Unit
ET-LAN Unit
Computer Communication Unit (CCU)
C-NET Link Unit
S-LINK Unit
Interrupt Unit
FP2
Multi-wire Link Unit
MEWNET-VE Link Unit
ET-LAN Unit
Computer Communication Unit (CCU)
Multi Communication Unit
A/D Unit (No error occurs)
D/A Unit (No error occurs)
RTD Unit (No error occurs)
Usable units when setting to the mode no intterupt occur
FP3 High-speed Counter Unit, Pulse Output Unit
FP2 High-speed Counter Unit, Pulse Output Unit
When using a positioning unit for FP2 slave station system
If the time taken from the start-up to the completion of positioning operation is shorter than the scan time,
flags such as the output end flag and pulse output flag may not be read and an error may occur.
The time from the start-up to the completion of positioning operation must be longer than the scan time.