NK-3RD User Guide (v04)
Installation • 17
Connecting to Third-Party Devices
The NK-3RD connects to third-party devices using RS-422 over standard DB9 cables.
Figure 3.3
shows the pinout
designations for the DB9 connector.
Figure 3.3 NK-3RD DB9 — Pinout Assignment
Connecting to NK Series Routers
Connect to NK Series routers using straight-through CAT5 cables.
Table 3.2 DB-9 Pinout Assignments
Pin
Function
1
GND
2
Rx-
3
Tx+
4
GND
5
N/C
6
GND
7
Rx+
8
Tx-
9
GND
Summary of Contents for NK-3RD
Page 1: ...NK 3RD User Guide...
Page 8: ...ii Contents NK 3RD User Guide v04...
Page 14: ...14 Overview NK 3RD User Guide v04...
