China FCC/CE/RoHS E32-DTU (868L30) Sx1276 868MHz Lora RS485 DTU Wireless Radio Modem RS232, Find details about China Radio Modem RS232, RS485 DTU from FCC/CE/RoHS E32-DTU (868L30) Sx1276 868MHz Lora RS485 DTU Wireless Radio Modem RS232
This data transfer unit (DTU) based on originally imported RFIC SX1276 from SEMTECH, with RS232/RS485 interface, 8V~28V, operating at (Default: 868MHz). It features LoRa spread spectrum. Transparent transmission is available.
No. | Item | Parameter details | Description |
1 | Size | 82 * 62 *25mm | Without antenna |
2 | Weight | 135g | Without antenna |
3 | Frequency band | Default: 868MHz | 862-893MHz Channel:32, 868±5MHz (recommended ) |
4 | Housing | Aluminum alloy | Black |
5 | Connector | RS485:1 * 4 * 3.81mm RS232:DB9 | Screwing Standard DB9, hole |
6 | Supply voltage | 8 ~ 28V DC | Note: the voltage higher than 28V is forbidden |
7 | Communication level | RS232/RS485 | Available for RS232 and RS485 |
8 | Operation range | 8000m | Test condition: clear and open area & 20dBm, antenna gain: 5dBi,height:> 2m,air data rate: 2.4kbps |
9 | Transmitting power | Maximum 30dBm | About 1W, can be configured to 30, 27, 24, 20dBm |
10 | Receiving sensitivity | -138dBm/0.3kbps | Sensitivity has nothing to do with baud rate and timing |
11 | Air data rate | 2.4kbps | Can be configured to 0.3, 1.2, 2.4, 4.8, 9.6, 19.2kbps |
15 | Communication interface | RS232/RS485 | 8N1, 8E1, 8O1 Eight kinds of baud rate, from 1200 to 115200 bps (default: 9600) |
16 | Driving mode | RS232/RS485 | Can be configured to push-pull/high pull, open-drain |
17 | Transmitting length | 512 bytes buffer | 58 bytes per package |
18 | Receiving length | 512 bytes buffer | 58 bytes per package |
19 | Address | 65536 configurable addresses | Easy for network, broadcast and fixed transmission |
20 | RSSI support | Built-in intelligent processing | - |
21 | Antenna type | SMA-K | External thread hole, 50ohm impedance |
22 | Operating temperature | -40 ~ +85ºC | Industrial grade |
23 | Operating humidity | 10% ~ 90% | Relative humidity, no condensation |
24 | Storage temperature | -40 ~ +125ºC | Industrial grade |