Q: What is the difference between R23C/P hardware version 1 and hardware version 2?
A: The difference between R23C/P hardware version 1 and hardware version 2.
| Model | R23C/P | ||
| Hardware version | V1 | V2 | |
| Appearance | Same | ||
| Interface | Output relay | 2 | 2 |
| Relay in | 2 | 3 | |
| Power in | 12V/1A | 12V/1A | |
| Power out | N/A | 12v/400mA | |
| Ethernet | POE | POE | |
| Wiegand | Alternative | support | |
| RS485 | support | ||
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