Port-powered, 2-channel converter changes RS232 TD and RD to RS485 for longer distance and multidrop function. Automatic Send Data Control enables driver when data is present on RS232 side. Powered from RS232 data and handshake lines (high or low).
Advantech
BB-485SD9R
ULI-226D - RS-232 to RS-485 (2-Wire) Converter, Port Powered, DB9 Female
£48.69
- Extend RS-232 data signals up to 1.2 km (4,000 ft)
- Change RS-232 TD and RD to RS-485 signals
- Automatic Send Data Control - no software drivers necessary
- Baud rates up to 115.2 kbps
- Powered from RS-232 handshake lines - no power supply required
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Datasheets
Specification
General
| Temperature | 0 to 70C |
| Serial Type | RS-485 |
| RS-232 Connector | DB9 Female |
| RS-422/485 Connector | DB9 Female |
Serial Communication
| Serial Converter | RS-232 to RS-485 |
| Serial Port Connector Type | 1 x DB9 Female, 1 x DB9 Female |
| Serial Port Number | 1 |
| Maximum Serial Transmission Speed | 115.2 Kbps |
Environment
| Operating Temperature | 0 ~ 70°C (32 ~ 158°F) |
Power
| Power Input (Serial) | Port-Powered from RS-232 |
Accessory General
| Mounting | Inline |
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