Mitsubishi MELSEC F2-40MR - 6-4 Signal transmission

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6-3 INDICATIONS AND DIP-SWITCH SETTINGS
6-4
(Expt. F2-40AW)
LED indicatigns:
1 ....... Power supply
2 ....... Linkage RUN
3 ....... Signal transmission
4 ....... Transmission error
DIP switch settings:
SW1 ....... Switch OFF at any time.
SW2 ....... Switch ON at any time.
SW3 ....... Since two PC units must be identified for the signal handlings mentioned in the next
section
64, the SW3 makes identifications of both PCs as follows:
ON ....... Side A PC (Master)
OFF ..... Side B PC (Slave)
SW4 ....... Switch ON to transmit 32 points of signals or switch OFF to transmit 16 points of
signals.
SIGNAL TRANSMSSION
For the linkage operations of two PCs, certain auxiliary retays are shared with both PCs and the
signal transmissions are as follows:
(I ) 32 Points Transmission
Side B (Slave) PC
Side A (Master) PC
I Receiving
Side B PC can activate the auxiliary relays M100-Ml37 subjectively and Side A PC receives the
data
to share with the contacts in the program. On other hand auxijiary relays M140-MI77 are
activated
by Side A PC and the data is shared by Side B PC with the contacts.
(Auxiliary reiay
M100-M137 cannot be activated by Side A PC and M140--177 cannot be
activated
by Side B PC.)