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E90-DTU(900SL30)E
E90-DTU(900SL30)E
E90-DTU(900SL30)E
E90-DTU(900SL30)E
E90-DTU(900SL30)E
E90-DTU(900SL30)E
E90-DTU(900SL30)E new generation LoRa wireless 915M module RS485 automatically polls the long-distance sending and receiving Modbus communication gateway.

[Interface type]：Ethernet

[Working frequency]：900M

[Transmit power]：30dBm

[Communication distance]：10km

[Product size]： 84*82*25mm

[Product weight]：130±5g

[Introduction]：E90-DTU(900SL30)E is a wireless gateway (Ethernet interface data transmission radio) that supports 10M/100M rate and is developed by Chengdu Ebyte based on LoRa communication technology and Ethernet protocol. Supports 2-way Socket and provides six working modes: TCP Server, TCP Client, UDP Server, UDP Client, HTTP Client, and MQTT Client. It also supports six-way client connections in TCP server mode.

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General specifications

Serial  No. Item Specifications
1voltageDC8~28V, 12V or 24V power supply recommended
2Network port specificationsStandard RJ45, supports 10/100Mbps
3Network protocolIP, TCP/UDP, ARP, ICMP, IPv4, MQTT, HTTP
4Socket number2-way full function
5Socket modeTCP Server, TCP Client, UDP Server, UDP Client, HTTP Client, MQTT Client
6TCP Server connectionSupports up to 5 TCP connections
7IP acquisition methodStatic IP, DHCP
8DNSsupport
9domain name serverCustomizable, default 114.114.114.114
10User configurationWeb page configuration, host computer, AT command
11Antenna interfaceSMA (external thread, internal hole)
12Operating temperature-40 ~ +85℃, industrial grade
13Working humidity10% ~ 90%, relative humidity, no condensation
14Size84mm×82mm×25mm
15Average weight130±5g
16Storage temperature-40～+125℃, industrial grade

Frequency range and number of channels

Model specifications Factory default frequency MHz Frequency band range MHz Channel spacing Hz Number of channels
E90-DTU(230SL30)E230.125220.125～236.125250K0~64 (default 40) half duplex
E90-DTU(400SL22)E433.125410.125～493.1251M0~83 (default 23) half duplex
E90-DTU(400SL30)E
E90-DTU(900SL22)E868.125850.125～930.1251M0～80 (default 18) half duplex
E90-DTU(900SL30)E

[Note]: When using multiple groups of digital transmission radio stations to communicate one-to-one at the same time in the same area, it is recommended that each group of digital transmission radio stations set a channel spacing of more than 3MHz.


Air speed

Model Specifications Airspeed Range Default Parameters
E90-DTU(230SL30)E2.4、4.8、9.6、15.6Kbps2.4Kbps
E90-DTU(400SL22)E2.4、4.8、9.6、19.2、38.4、62.5Kbps2.4Kbps
E90-DTU(400SL30)E
E90-DTU(900SL22)E2.4、4.8、9.6、19.2、38.4、62.5 Kbps2.4Kbps
E90-DTU(900SL30)E

Communication distance

Model Specifications Distance Remarks
E90-DTU(230SL30)E10KMSunny and open environment, antenna gain 5dBi, antenna height 2.5 meters, air rate 2.4Kbps
E90-DTU(400SL22)E5KMSunny and open environment, antenna gain 5dBi, antenna height 2.5 meters, air rate 2.4Kbps
E90-DTU(400SL30)E10KMSunny and open environment, antenna gain 5dBi, antenna height 2.5 meters, air rate 2.4Kbps
E90-DTU(900SL22)E5KMSunny and open environment, antenna gain 5dBi, antenna height 2.5 meters, air rate 2.4Kbps
E90-DTU(900SL30)E10KMSunny and open environment, antenna gain 5dBi, antenna height 2.5 meters, air rate 2.4Kbps