[Frequency]:410.125~493.125MHz
[Power]:25W
[Distance]:40km
[Size]:160*137*44mm
[Interface]:RS232/RS485
[Weight]:846.2±5g
[Introduction]:E90-DTU (400SL44) is a true high-quality industrial wireless data transceiver. The transceiver uses LORA spread spectrum technology. Its strong anti-interference ability makes wireless communication more stable and reliable in industrial sites, transparent RS232 / RS485 interface.
No. | Name | Function | Description |
---|---|---|---|
1 | PE | Connect to ground | Connect to ground |
2 | GND | Crimped power input negative | Power reference ground |
3 | VCC | Crimped power input positive | power input(12V/10A) |
4 | MOD | Mode control | Floating, general mode; ground,configuration mode |
5 | RS485 G | RS485 interface G | RS485 interface G is connected tothe device GND interface(recommended) |
6 | RS485 B | RS485 interface B | RS485 interface B is connected todevice B interface |
7 | RS485 A | RS485 interface A | RS485 interface A is connected todevice A interface |
8 | RS232 | RS232 interface | Standard RS232 interface |
9 | ANT | SMA-K interface | External thread inner hole, 10mm,characteristic impedance 50Oohm |
10 | PWR | Power indicator | Red, lit when the power is on |
11 | TXD | Serial data sending indicator | Yellow, blinks when sending data |
12 | RXD | Serial data receiving indicator | Yellow, blinks when receivingdata |
13 | ERR | Warning indicator | Red, the temperature exceeds100 ℃ or the antenna is notconnected or the antenna is not ingood connection. After resolving,you need to power on againbefore working |