User`s manual

14 PCA-6740 User's Manual
JP2: RS-232/422/485 Select
Pin Function
1-2 (CN10 connector) COM2/RS-232*
3-4 (CN11 connector) COM2/RS-422
5-6 (CN11 connector) COM2/RS-485
JP3: DOC address select
Pin Address at
1-2 D4000h
3-4 DC000h
1-2, 3-4 CC000h
1-2, 5-6 D0000h
3-4, 5-6 D8000h
246
135
246
135
246
135
RS-232* RS-422 RS-485
246
135
246
135
D4000h DC000h CC000h
246
135
246
135
D0000h D8000h
*Default Settings
246
135