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Help CenterUT-2217, Plug-and-play and Reliable Protocol Converters, RS-232 to RS-485 Converter
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Certification:CE,FCC,ROHS
UT-2217, Plug-and-play and Reliable Protocol Converters, RS-232 to RS-485 Converter
Description:
comply to RS-232C and RS-485, UT-2217 convert RS-232 into RS-485.With built-in TVS and protection for 600W on each line for lightning surge and surge voltage or transient over voltage possibly caused up by various reasons. RS232 side in DB9 female, RS485 in binding post. Plug-and-play and reliable and stable point-to-point and point-to-multipoint communication. For point-to-multipoint communication, as many as 32 interface facilities of RS-485 standard can be connected to each converter, and a high data transmission rate of 300-115.2Kbps can be achieved. Power indicator light and data traffic indicator light are also available with the converter for malfunction indication.
Specifications:
Performance parameters
1. Interface: RS-232C and RS-485
2. RS232 side in DB9 female; RS-485 in binding post.
3. Protection: 600W surge protection each line RS-485.
4. Operation mode: asynchronous half duplex.
6. Indicator: Power (PWR), Send (TXD) and Receive (RXD).
7. Media: twisted pair cable or shielded cable.
8. Baud rate: 115.2Kbps to 300M,
38.4Kbps to 2.4Km9,600bps to 5Km
9. Dimensions: 94mm*73mm*22mm.
10. Working circumstance: -25℃to 70℃, Humidity 5%-95%.
11. Transmission distance: 0-1,200meters (115,200bps-9,600bps).
Connector and signal
RS-232
|
DB9 Female(PIN) |
RS-232C Interface signal |
|
1 |
Earth protection |
|
2 |
Receive data SIN(RXD) |
|
3 |
Send data SOUT(TXD) |
|
4 |
Data terminal ready DTR |
|
5 |
Ground signal GND |
|
6 |
Data setting ready DSR |
|
7 |
Request send RTS |
|
8 |
Clear sned CTS |
|
9 |
Ring indication RI |
RS-485
|
4PIN |
Output signal |
RS-485 half-duplex connection |
|
1 |
T/R+ |
RS-485(A+) |
|
2 |
T/R- |
RS-485(B-) |
|
3 |
RXD+ |
None |
|
4 |
RXD- |
None |
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