GFK-0825F Chapter 5 Station Configuration 5-19
5
1. For each data type to be exchan ged on the bus, enter a startin g address and a length. This
screen shows the data type (I) and a starting address (00001) for discrete input data:
Blk Map Start I
I00001
< > entr
2. You can edit the address, or pr ess F4 to accept it. Then, ent er a len gth in bits for the I data. For
example:
Blk Map Lngth I
64
< > entr
3. Press F4 (entr) to accept th e value.
4. Cont inue as above, entering starting addresses and lengths for the other data types. Lengths for
AI and AQ are 2-byte words.
Note
The lengths entered must not add up to more than 128 bytes of inputs (discrete +
analog) and 128 bytes of outputs (discrete + analog).
The lengths selected sh ould include all the I/O data th a t will be exchanged on the bus.
If a data length is too short, modules that overflow the configured limit will not be
serviced by the main CPU system .
5. After entering the length for AQ data (the fourth data type), press F1 ( > ).
If you changed any starting address or length entries, the HHM displays this screen:
Map has changed
Accept ?
no yes
6. To accept the changes an d con tinue to the next menu, press F4 ( yes).