Omron Programmable Terminals NT631 Setup Manual page 274

Appendix B
Dimensions
Cable Connection Dimensions (with NT-MF261)
35 (1.38) 96 (3.78)
RESET
RDA
TRM
RDB
SDA 91 (3.58)
SDB
CSA
CSB
20.4 (0.94)
24V
+DC
PRINTER PORT B PORT A
31 (1.22)
75 (2.95)
118 (4.65)
Units: mm (inch)
257