[Frequency] : 425~450.5 MHz
[Power] : 37dBm
[Distance] : 15km
[Interface] : RS232/RS485
[introduction] : E30-DTU-5W is a 433M wireless transceiver unit (DTU) (with RS232/485 interfaces) with transparent transmission, operates at 425-450.5MHz, the operating voltage is 10V ~ 36V. It features FEC （Forward Error Correction）algorithm and data encryption & compression.
| RF Parameter | Value | Remark |
| Working frequency | 425~450.5 MHz | Default: 433MHz |
| Transmitting power | 37 dBm | About 5W |
| Receiving sensitivity | -124 dBm | Air data rate: 1kbps |
| Air data rate | 1k~25kbps | Default: 1kbps |
| Test distance | 15000 meter | In open and clear air, with maximum power, 5dBi antenna gain, height of 2m, air data rate: 1kbps |
| Hardware Parameter | Value | Remark |
| Size | 124 * 105 * 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 | 512 bytes buffer | Automatically sub-packaging with 58 bytes per package |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
| Power supply | 10 | 12 | 28 | V | |
| Transmitting current | 900 | 1000 | 1100 | mA | 37dBm（5W） |
| Stand-by current | 41 | 45 | 50 | mA | |
| Operating temperature | -40 | 20 | +85 | ℃ | |
| Operating humidity | 10 | 60 | 90 | % | |
| Storage temperature | -40 | 20 | +125 | ℃ |
| Pin No. | Name | Function | Description |
| 1 | DB-9 female connector | RS-232 connector | Standard RS-232 connector |
| 2 | 3.81 wiring connector | RS-485, power connector | Standard RS-485 connector and line-pressing power source connector |
| 3 | PWR-LED | Power source indicator | Red, light on when power on |
| 4 | TXD-LED | TX indicator | Yellow, flicker when transmitting data |
| 5 | RXD-LED | RX indicator | Yellow, flicker when receiving data |
| 6 | DC power connector | Power source connector | Drop-in round hole, 5.5mm external diameter, 2.5mm internal diameter |
| 7 | Toggle switch | Toggle switch | Operation mode control |
| 8 | Antenna interface | SMA-K connector | External screw and inner hole, 10mm long, 50Ω characteristic impedance |
| Model | Interface | IC | Frequency Hz | Power dBm | Distance km | Air data rate | Package | Size (mm) | Feature | Manual | Sample |
|---|---|---|---|---|---|---|---|---|---|---|---|
| E30-400M30S（4463） | SPI | SI4463 | 433M 470M | 30 | 5.6 | 1k~25k | SMD | 38.5*24 | Long distance communication | ||
| E30-400M30S（4438） | SPI | SI4438 | 433M 470M | 30 | 5.6 | 1k~25k | SMD | 38.5*24 | Long communicaiton distance | ||
| E30-900MBL-01 | USB | - | - | - | - | - | - | 53*27mm | E30 series module test board | ||
| E30-400MBL-01 | USB | - | - | - | - | - | - | 53*27mm | E30 series module test board | ||
| E30-400M20S（4463） | SPI | SI4463 | 433M 470M | 20 | 2.5 | 1k~25k | SMD | 20*14 | Long transmission distance,Strong penetration diffraction | ||
| E30-900M30S | SPI | SI4463 | 868M 915M | 30 | 5.6 | 1k~25k | SMD | 38.5*24 | Long transmission distance,Strong penetration diffraction | ||
| E30-900M20S | SPI | SI4463 | 868M 915M | 20 | 2.5 | 1k~25k | SMD | 20*14 | Strong penetration diffraction,Strong penetration diffraction | ||
| E30-400M20S（4438） | SPI | SI4438 | 433M 470M | 20 | 2.5 | 1k~25k | SMD | 20*14 | Long transmission distance,Strong penetration diffraction | ||
| E30-433T20S3 | UART | SI4438 | 433M | 20 | 2.5 | 1k~25k | SMD | 16*26 | FEC , WOR | ||
| E30-DTU(433M37) | 232/485 | SI4438 | 433M | 37 | 15 | 1k~25k | Screwing/DB9 | 124*105*25 | FEC , WOR | ||
| E30-DTU-490M20 | 232/485 | SI4438 | 490M | 20 | 2.5 | 1k~25k | Screwing/DB9 | 82*62*25 | FEC , WOR | ||
| E30-170T20D | UART | SI4463 | 170M | 20 | 2.0 | 1k~25k | DIP | 21*36 | Diffraction , FEC | ||
| E30-170T27D | UART | SI4463 | 170M | 27 | 5.0 | 1k~25k | DIP | 24*43 | Diffraction , FEC | ||
| E30-780T20S | UART | SI4463 | 780M | 20 | 2.5 | 1k~25k | SMD | 17*30 | FEC , WOR | ||
| E30-868T20S | UART | SI4463 | 868M | 20 | 2.5 | 1k~25k | SMD | 17*30 | FEC , WOR | ||
| E30-868T20D | UART | SI4463 | 868M | 20 | 2.5 | 1k~25k | DIP | 21*36 | FEC , WOR | ||
| E30-915T20D | UART | SI4463 | 915M | 20 | 2.5 | 1k~25k | DIP | 21*36 | FEC , WOR | ||
| E30-490T20D | UART | SI4438 | 490M | 20 | 2.5 | 1k~25k | DIP | 21*36 | FEC , WOR | ||
| E30-433T20S | UART | SI4438 | 433M | 20 | 2.0 | 1k~25k | SMD | 17*30 | FEC , WOR | ||
| E30-433T20D | UART | SI4438 | 433M | 20 | 2.0 | 1k~25k | DIP | 21*36 | FEC , WOR | ||
| E30-915T20S | UART | SI4463 | 915M | 20 | 2.5 | 1k~25k | SMD | 17*30 | FEC , WOR | ||
| E30-490T20S | UART | SI4438 | 490M | 20 | 2.5 | 1k~25k | SMD | 17*30 | FEC , WOR |
