E34-DTU(2G4H20) nRF24L01P high speed wireless transmitter receiver module iot wireless networking equipment 2.4ghz industrial dtu RS485 RS232
[Frequency]：2.4~2.518GHz
[Power]：20dBm
[Distance]：2.5km
[Interface]：RS232/RS485
[Weight]：127±5g
[Introduction]：E34-DTU-2G4H20 with RS232/RS485 interface, 8V~28V, operating at 2.4~2.518GHz features automatic frequency hopping, strong anti-interference ability, high speed and short delay. Transparent transmission is available. It supports data encryption & compression.
| RF Parameter Value | Remark | |
|---|---|---|
| Working frequency | 2400~2518 MHz | Default: 2.4GHz |
| Transmitting power | 20 dBm | About 100mW |
| Receiving sensitivity | -102 dBm | Air data rate: 250kbps |
| Air data rate | 250k~2Mbps | Default: 250kbps |
| Test distance | 2000 meter | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m,air data rate: 250kbps |
| Hardware Parameter | Value | Remark |
|---|---|---|
| Size | 82 * 62 * 25 mm | |
| Antenna type | SMA-K | |
| Communication interface | RS232 / RS485 | Baud rate: 1200~115200, default: 9600 |
| Package | DB-9 / Screwing | Standard DB9 Hole/3.81 connecting terminal |
| Buffer | 256 bytes buffer | Automatically sub-packaging with 27 bytes per package |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
|---|---|---|---|---|---|
| Power supply | 10 | 12 | 28 | V | |
| Transmitting current | 131 | 143 | 157 | mA | 20dBm（100mW） |
| stand-by current | 23.0 | 25.5 | 28.1 | mA | |
| Operating temperature | -40 | 20 | +85 | ℃ | |
| Operating humidity | 10 | 60 | 90 | % | |
| Storage temperature | -40 | 20 | +125 | ℃ |