
| NPort 5600 Series User’s Manual | Well Known Port Numbers | 
| RJ45  | 
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| RJ45 Port RJ45 Connector | Female DB25 Male | 
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 | DB25 | 
| NPort 5650 | 
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| 8 pins | 
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| TxD+ | 2 | 
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| GND | 3 | 
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| TxD- | 4 | 
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| RxD+ | 5 | 
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| RxD- | 6 | 
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 | Device | 
| Cable Wiring | 
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 | 25 pins | 
 5 RxD+
 5 RxD+
7 GND
 3 RxD-
 3 RxD-
2 TxD+
8 TxD-
RJ45 (8-pins)  to Male DB25
| RJ45 Port RJ45 Connector | Male DB25 Female | ||
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 | DB25 | 
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| NPort 5650 | 
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| 8 pins | 
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| TxD+ | 2 | 
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| GND | 3 | 
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| TxD- | 4 | 
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| RxD+ | 5 | 
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| RxD- | 6 | 
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 | Device | 
| Cable Wiring | 
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 | 25 pins | 
 4 RxD+
 4 RxD+
7 GND
 2 RxD-
 2 RxD-
3 TxD+
8 TxD-
Serial Cables for NPort 5650 (2-wire  RS-485) 
RJ45 (8-pins)  to Female DB9
| RJ45 Port RJ45 Connector | Female DB9 Male DB9 | 
NPort 5650
| 8 pins | 
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 | Cable Wiring | 
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 | 9 pins | 
| GND | 3 | 
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 | 5 | GND | 
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| Data+ | 5 | 
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 | 3 | Data+ | |
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| Data- | 6 | 
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 | 1 | Data- | |
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| RJ45  | 
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| RJ45 Port | RJ45 Connector | Male DB9 | Female DB9 | ||||
NPort 5650
| 8 pins | 
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 | Cable Wiring | 
 | 9 pins | |
| GND | 3 | 
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 | 5 | GND | 
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| Data+ | 5 | 
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 | 2 | Data+ | 
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| Data- | 6 | 
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 | 1 | Data- | 
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