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E70-433NW14S star network module LoRa spread spectrum technology wireless transmission monitoring
[Introduction]：E70-433NW14S is the star network module, operating at 433MHz, based on originally imported TI CC1310 and 15.4-Stack protocol, with coordinator and terminal as a whole. The module features with long range and high-speed transmission modes. Maximum 200 nodes can send data to one coordinator.
Official Store| Electronic parameter | Min. | Typ. | Max. | Unit | Condition |
|---|---|---|---|---|---|
| Power supply | 2.2 | 3.3 | 3.8 | V | ≥3.3 V ensures output power |
| Communication level | - | 3.3 | - | V | For 5V TTL, it may be at risk of burning down |
| Transmitting current | - | 37 | - | mA | Instant power consumption |
| Receiving current | - | 8 | - | mA | - |
| Sleep current | - | 2 | - | μA | Software is shut down |
| Operating temperature | -40 | - | +85 | ℃ | - |
| Operating humidity | 10 | - | 90 | % | - |
| Storage temperature | -40 | - | +125 | ℃ | - |
| Hardware Parameter | Value | Remark |
|---|---|---|
| Size | 16 * 26 mm | - |
| Antenna type | IPEX / Stamp hole | 50 ohm impedance |
| Communication interface | UART | - |
| Package | SMD | - |
| Buffer | 512 byte | A single packet may not exceed 128 bytes |
| RF Parameter | Value | Remark |
|---|---|---|
| Working frequency | 431~446.5 MHz | Support ISM band |
| Transmitting power | 14 dBm | - |
| Receiving sensitivity | -110 dBm | Air data rate is 5kbps |
| Air data rate | 5k~50kbps | Controlled via user’s programming |
| Test distance | 2500m | Test condition：clear and open area, antenna gain: 5dBi，antenna height: 2.5m，air data rate: 5kbps |