ICP DAS USA WF-2000 Series User Manual page 38

Figure 4-13: Digital Input reading screen
d. Use the function code "0x04", and set the Reference Number
as "0x32", Word Count as "0x10" to get the 8 CHs Counter
value (4 bytes each counter).
Figure 4-14: Counter reading screen
WF-2000 Series DIO User's Manual (RevB1.0, Oct./2016) ------------- 38