New SX1268 400-493MHz 22dBm LoRa long-range RS232/RS485 auto-repeater networking LBT RSSI transceiver Module
[Frequency]：410.125~493.125MHz
[Power]：22dBm
[Distance]：5km
[Interface]：RS232/RS485
[Weight]：128±5g
[Introduction]：E90-DTU (400SL22) is a data transceiver with military-grade LoRa modulation technology. With multiple transmission modes, it works in the (410.125~493.125MHz) frequency band (Default 433.125MHz). The transceiver provides transparent RS232/RS485 interface and supports 8~. 28V voltage input.
| RF Parameter | Value | Remark |
|---|---|---|
| Working frequency | 410.125~493.125 MHz | Default: 433.125MHz |
| Transmitting power | 22 dBm | About 160mW |
| Air data rate | 0.3k~62.5kbps | Default: 2.4kbps |
| Test distance | 5000 meter | - |
| Hardware Parameter | Value | Remark |
|---|---|---|
| Size | 82 * 62 * 25 mm | Without SMA-K |
| Antenna type | SMA-K | - |
| Communication interface | RS232 / RS485、Standard DB9 Hole / 3.81 connecting terminal | |
| Channel numbers | 85 | Half duplex |
| Buffer | 1000 bytes\Can be sub-packed to 32/64/128/240 byte each time via command |
| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
|---|---|---|---|---|---|
| Power supply | 8 | 12 | 28 | V | It is recommended to use 12V or 24V |
| Transmitting current | - | 45 | - | mA | 22dBm（160mW） |
| Stand-by current | - | 10 | - | mA | - |
| Operating temperature | -40 | 20 | +85 | ℃ | - |
| Operating humidity | 10 | 60 | 90 | % | - |
| Storage temperature | -40 | 20 | +125 | ℃ | - |