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Product Details:
Payment & Shipping Terms:
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Frequency: | 433MHz | SIM Standard: | 16 Channel |
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Interface: | RS-232, RS-485, RS-422 | Port: | RS-232 Side As Db9 Male; RS-485/422 As Post RF Side As SMA Protection: 600W Lightning &surging Protection For RS-485/422 |
Load Capacity: | 128 RS-422/485 Devices | Baud Rate: | 1200-38400Kbps; Data Traffic Indicator |
High Light: | wireless serial port,rs232 wireless transmitter |
9-30V DC RS232 to RS485 RS422 Wireless Data Transmission Module
Descriptions:
UT-901 is an industrial level wireless communication module. It supports MODBUS, ASCII protocols, and point to pint, or point to multipoint wireless communication. It is a transceiver with isolation.
UT-901 wireless communication module can be widely used in the field of central monitoring, water conservancy project, warehouse, gas measurement and control, environment control equipment, hoisting equipment, power, rail transit, automatic production equipment, access control system, parking system, and highway toll system, which requires long-distance communication.
Specifications:
Power consumption(factory set:1)
Power |
1 |
2 |
3 |
4 |
mW |
520 |
405 |
120 |
40 |
dbm |
21.71 |
26.07 |
21.76 |
16.02 |
Sensitivity vs baud rate:
Baud rate |
1200bps |
2400bps |
4800bps |
9600bps |
19200bps |
38400bps |
Sensitivity |
-122dBm |
-120dBm |
-118dBm |
-116dBm |
-113dBm |
-110dBm |
Pinout definition:
RS-232
Db9 male (PIN) |
RS-232 signal |
1 |
(RXD) |
2 |
(TXD) |
3 |
GND |
1,4,6,7,8,9 |
null |
RS-485/RS-422
Post |
Signal |
RS-422 |
RS-485 |
1 |
T/R+ |
T(A+) |
RS-485 (A+) |
2 |
T/R- |
T(B-) |
RS-485 (B-) |
3 |
RXD+ |
R(A+) |
Null |
4 |
RXD- |
R(B-) |
Null |
Contact Person: Mr. Brandy Xie
Tel: +86-755-27886063 Ext.602
Fax: 86-755-27886083