Siemens simatic hmi op27 Equipment Manual page 169

Options
3. Connect the connector of the DKM ribbon cable to the plug connector of
Figure 18-9 Connect the control panel interface plug (example OP37)
18-12
Artisan Technology Group - Quality Instrumentation ... Guaranteed | (888) 88-SOURCE | www.artisantg.com
the OP in such a way that the color-coded side of the ribbon cable is facing
toward the center of the unit (see Figure 18-9).
Color coding
Ribbon cable
Pins
OP27, OP37 Equipment Manual
Release 05/99