Cable Diagrams
Siemens S7
| PLC/Drive | DN3000 |
| DB9 Male | DB25 Male |
PART # 7000-6045 | D+ | 03 ------------------------------ | 23 | TX+ |
| D - | 08 ------------------------------ | 24 | RX+ |
| 21 | TX - |
CABLE TYPE | | | 22 | RX - |
3 or 4 Conductor Round | | | 04 | RTS |
| | | 05 | CTS |
| GND 05 ------------------------------ | 07 | GND |
Note: To connect additional PLC’s, daisy-chain Pin 3 of each PLC together and daisy-chain Pin 8 of each PLC together before connecting both signals to the DN3000.
S7 PLC | S7 PLC | DN3000 |
DB9 Male | DB9 Male | DB25 Male |
03 | ------------------------------ 03 ------------------------------ | 23 | TX+ |
08 | | 24 | RX+ |
------------------------------ 08 ------------------------------ | 21 | TX - |
| | 22 | RX - |
| | 04 | RTS |
05 | | 05 | CTS |
------------------------------ 05 ------------------------------ | 07 | GND |
