Digi SM-300 - Elevated Type Exploded View

SM-300 Service Manual
84
PIN CONFIGURATION
STRAIGHT CONNECTION
CROSSOVER CONNECTION
SCALE HUB SCALE / HUB SCALE / HUB
PIN SIGNAL SIGNAL PIN PIN SIGNAL SIGNAL PIN
1 TX+ TX+ 1 1 TX+ TX+ 3
2 TX- TX- 2 2 TX- TX- 6
3 RX+ RX+ 3 3 RX+ RX+ 1
6 RX- RX- 6 6 RX- RX- 2
5,7,8 N.A. N.A. 5,7,8 5,7,8 N.A. N.A. 5,7,8
9.3.2 RS232C AND MULTIDROP (4 LINE, RS485) WIRE
CONNECTOR
9 Pin D-Sub Connector
Female (Back View)
25 Pin D-Sub Connector
Female (Back View)
9 Pin D-Sub Connector
Male (Back View)
25 Pin D-Sub Connector
Male (Back View)
8 Pin DIN Plug
Male (Front View)
8 Pin Din Plug
Female (Front View)
3 Pin Din Plug
Female (Front View)