E90-DTU(230SL22-ETH) wireless modem to GPRS network server transparent transmission of Sub-1G and GPRS network data.
[Frequency]：220.125~236.125MHz
[Power]：22dBm
[Distance]：5km
[Size]：82*84*25mm
[Interface]：Ethernet
[Weight]：130g±5g
[Introduction]：E90-DTU(230SL22-ETH) is a wireless modem to GPRS network server, which realizes the transparent transmission of Sub-1G and GPRS network data.
| No | Item | Specification |
|---|---|---|
| 1 | Power supply | 8V~28VDC，will burn over 28V，12V or 24V is recommended |
| 2 | Ethernet specification | RJ45，support 10/100Mbps |
| 3 | Network protocol | IP、 TCP/UDP、 ARP、 ICMP、 IPV4 |
| 4 | Simple transparent transmission | TCP Server、TCP Client、UDP Server、UDP Client、Cloudtransparent transmission |
| 5 | TCP Server connection | Max of 6 channel TCP connection |
| 6 | IP acquisition method | Static IP、 DHCP |
| 7 | DNS | Available |
| 8 | Configured by user | Web page configuration |
| 9 | Antenna interface | SMA |
| 10 | Operating temperature | -40 ~ +85℃ |
| 11 | Operating humility | 10% ~ 90%，Relative humidity, no condensation |
| 12 | Size | 82*84*25 (mm) |
| 13 | Average weight | 130g±5g |
| 14 | Storage temperature | -40～+125℃ |
| 15 | Frequency（MHz） | 220.125~236.125，ISM band |
| 16 | TX current（mA） | 140.5mA@12V，Instant power consumption |
| 17 | RX current（mA） | 68.7mA@12V |
| 18 | Receiving sensitivity（dBm） | -148，Air data rate 0.3 kbps |
| 19 | Air data rate（bps） | 0.3k~15.6k，Configured by user |
| 20 | Distance | 5000m，In open and clear air，antenna gain 5dBi，at height of 2.5 m，air data rate 2.4 kbps |
| 21 | Transmission length | 240 Btye，Can be set as 32/64/128/240 bytes each packet |
| 22 | Receiving length | 1000 Btye |
| 23 | Modulation method | New generation LoRa |