Getting Started With the SEL-3355-2 Date Code 20180212
6
➤ Parity: None, Even, Odd, Mark, and Space
➤ Stop Bits: 1 or 2
You can connect to serial ports COM 1 or COM 2 as shown in Figure 9.
Figure 9 Serial Port Connections
If more serial ports are needed, you can use the SEL-3390S8 expansion card to expand the serial
capabilities of the SEL-3355-2.
Step 5. If you connect the Alarm contact, connect wires to the compression terminal block by using a
1/8-inch slotted screwdriver as shown in Figure 10.
The Alarm contact can be wired to accommodate normally closed or normally open protection
schemes as shown in Figure 11 and Figure 12.
Figure 10 Wiring Compression Terminal Block