B&B Electronics GW-7553 - Manual - Manual (Page 18)

GW-7553 PROFIBUS/Modbus TCP Gateway User Manual (Version 1.00, Dec/2008) PAGE: 18
Figure 14 The input data of PROFIBUS Master device receive from the GW-7553
When the GW-7553 acts as a Modbus Slave device, it will send DO、AO data to
input data area of PROFIBUS Master device and it will save data that receives
from PROFIBUS Master device to internal DI、AI memory space, as shown in
figure 15
、 16.
Figure 15 The output data of PROFIBUS Master device send to the GW-7553