[Frequency]:2400~2500MHz
[Power]:27dBm
[Distance]:7km
[Size]:82*62*25mm
[Interface] :RS232/RS485
[Weight]:130±5g
[Introduction]:E90-DTU (2G4L27) is a data transceiver with military-grade LoRa modulation technology. With multiple transmission modes, it works in the frequency band (default 2424MHz). The transceiver provides transparent RS232/RS485 interface and supports 8~28V voltage input.
Model specification
Model No. | Frequency | TX power | Distance | Features | Recommended application |
MHz | W | km | |||
E90-DTU(2G4L27) | 2400 | 27 | 7 | LoRa,anti-interference | Suitable for environments with manyobstacles, long distances, and easyinterference |
General specification paramet
No. | Item | Value | Note |
1 | Size | 82*62*25 mm | See more in Dimensions |
2 | Weight | 130g | ± 4.5g |
3 | Temperature | -40℃~+85℃ | Meet industrial request |
4 | Antenna impedance | 50Ω | Standard 50 Ω characteristic impedance |
5 | Supply voltage | 8~28V DC | It is recommended to use 12V or 24V |
6 | Communication interface | RS232/RS485 | Standard DB9 hole / 3.81 terminal block |
7 | Baud rate | Default 115200 | From 1200~115200 |
Frequency and channel numbers
Model No. | Default Frequency | Frequency Range | Channel Interval | Channel numbers |
MHz | MHz | Hz | ||
E90-DTU(2G4L27) | 2424 | 2400~2500 | 1M | 101 |
Current parameter
Model No. | Average emission current mA | Waiting average current mA | ||
12V | 24V | 12V | 24V | |
E90-DTU(2G4L27) | 226 | 110 | 22 | 15 |
No. | Name | Function | Note |
1 | DB-9 female socket | RS-232 interface | Standard RS-232 interface |
2 | 3.81 terminal block | RS-485, power interface | Standard RS-485 interface and pressure line power interface |
3 | PWR-LED | Power LED | Red, lit when the power is on |
4 | LINK-LED | Data transceiver LED | Yellow, the connection is successful |
5 | DATA-LED | Serial data LED | Yellow, flashing during data transmission |
6 | DC power interface | Power interface | In-line round hole, outer diameter 5.5mm, diameter 2.5mm |
7 | DIP switch | Mode selection | M1=upward dialing, configuration mode when M0 isarbitrary, M1=downward dialing, transparent transmissionmode when M0 is arbitrary |
8 | Antenna interface | SMA-K interface | external thread, 10mm, 50Ωcharacteristic impedance |
Order online |
【eBay】:https://www.ebay.com/usr/cdebyte |
【Aliexpress】:https://www.aliexpress.com/store/2798183 |
【Alibaba】:https://www.alibaba.com |
For batch order/customized product |
【Sales hotline】:+86-28-61399028 Ext.812 |
【E-mail】:service@cdebyte.com |
Technical support |
【Submit online】:http://www.ebyte.com/en/apple-technology.aspx |
【E-mail】:support@cdebyte.com |
Model | Interface | IC | Frequency Hz | Power dBm | Distance km | Air data rate | Package | Size (mm) | Feature | Manual | Sample |
---|---|---|---|---|---|---|---|---|---|---|---|
E90-DTU(2G4HD12) | RS232 RS485 | - | 2.4G | 12 | 0.8 | 1200~3M | Screwing/DB9 | 82*62*25 | Point-to-point frequency hopping, two-way continuous transmission | ||
E90-DTU(2G4L27) | RS232/RS485 | - | 2.4G | 27 | 7 | - | Standard DB9 hole type/3.81 terminal block | 82*62*25 | Adopt a new generation of LoRa spread spectrum technology | ||
E90-DTU(400SL44) | RS232 RS485 | SX1268 | 433M | 44 | 40 | 0.3k~62.5k | Screwing/DB9 | 160*137*44 | LoRa,anti-interference | ||
E90-DTU(400SL22P) | RS232/RS485 | SX1268 | 433M | 22 | 5 | 0.3k~62.5k | Screwing/DB9 | 108*75*37 | New generation LoRa | ||
E90-DTU(400SL30P) | RS232 RS485 | SX1268 | 433M | 30 | 10 | 0.3k~62.5k | Screwing/DB9 | 108*75*37 | LoRa spread spectrum | ||
E90-DTU(400SL30-ETH) | Ethernet | SX1268 | 433M | 30 | 10 | 0.3k~62.5k | RJ45 | 82*84*25 | LoRa spread spectrum,ethernet | ||
E90-DTU(400SL22-GPRS) | RF to GPRS | GPRS | 410.125~493.125MHz | 22 | 5 | - | Screwing/DB9 | 108*75*37 | LoRa spread spectrum,ethernet | ||
E90-DTU(400SL22-ETH) | Ethernet | SX1268 | 433M | 22 | 5 | 0.3k~62.5k | RJ45 | 82*84*25 | LoRa spread spectrum,ethernet | ||
E90-DTU(230SL30-ETH) | Ethernet | SX1262 | 230M | 30 | 10 | 0.3k~15.6k | RJ45 | 82*84*25 | LoRa spread spectrum,ethernet | ||
E90-DTU(230SL22-GPRS) | RF to GPRS | GPRS | 220.125~236.125MHz | - | - | - | Screwing/DB9 | 108*75*37 | LoRa Spread spectrum | ||
E90-DTU(230SL22-ETH) | Ethernet | SX1262 | 230M | 22 | 5 | 0.3k~15.6k | RJ45 | 82*84*25 | LoRa Spread spectrum | ||
E90-DTU(900SL22-GPRS) | RF to GPRS | GPRS | - | - | - | - | Screwing/DB9 | 108*75*37 | LoRa Spread spectrum | ||
E90-DTU(900SL22-4G) | RF to 4G | 4G | 850.125MHz~930.125MHz | - | - | - | Screwing/DB9 | 108*75*37 | LoRa Spread spectrum | ||
E90-DTU(900SL22-ETH) | Ethernet | SX1262 | 868M 915M | 22 | 5 | 0.3k~62.5k | RJ45 | 84mm*82mm*25 | LoRa spread spectrum,ethernet | ||
E90-DTU(900SL30-ETH) | Ethernet | SX1262 | 868M 915M | 30 | 10 | 0.3k~62.5k | RJ45 | 82*84*25 | LoRa spread spectrum,ethernet | ||
E90-DTU(230SL30-GPRS) | RF to GPRS | SX1262 | 230M | 30 | 10 | 0.3k~15.6k | Screwing/DB9 | 108*75*37 | LoRa spread spectrum | ||
E90-DTU(400SL30-GPRS) | RF to GPRS | SX1268 | 433M | 30 | 10 | 0.3k~62.5k | Screwing/DB9 | 108*75*37 | LoRa spread spectrum | ||
E90-DTU(900SL30-GPRS) | RF to GPRS | SX1262 | 868M 915M | 30 | 10 | 0.3k~62.5k | Screwing/DB9 | 108*75*37 | LoRa spread spectrum | ||
E90-DTU(433C17) | 232/485 | - | 433M | 17 | 1 | 1.2k~70k | Screwing/DB9 | 82*62*25 | Continuous transmission | ||
E90-DTU(433C33) | 232/485 | - | 433M | 33 | 4 | 1.2k~70k | Screwing/DB9 | 82*62*25 | Continuous transmission | ||
E90-DTU(230SL37) | 232/485 | SX1262 | 230M | 37 | 20 | 0.3k~15.6k | Screwing/DB9 | 124*105*25 | LoRa spread spectrum | ||
E90-DTU(400SL37) | 232/485 | SX1268 | 433M | 37 | 20 | 0.3k~62.5k | Screwing/DB9 | 124*105*25 | LoRa spread spectrum | ||
E90-DTU(900SL30) | 232/485 | SX1262 | 868M | 30 | 10 | 0.3k~62.5k | Screwing/DB9 | 82*62*25 | LoRa spread spectrum | ||
E90-DTU(900SL22) | 232/485 | SX1262 | 868M | 22 | 5 | 0.3k~62.5k | Screwing/DB9 | 82*62*25 | LoRa spread spectrum | ||
E90-DTU(230SL30) | 232/485 | SX1262 | 230M | 30 | 10 | 0.3k~15.6k | Screwing/DB9 | 82*62*25 | LoRa spread spectrum | ||
E90-DTU(230SL22) | 232/485 | SX1262 | 230M | 22 | 5 | 0.3k~15.6k | Screwing/DB9 | 82*62*25 | LoRa spread spectrum | ||
E90-DTU(400SL30) | 232/485 | SX1268 | 433M | 30 | 10 | 0.3k~62.5k | Screwing/DB9 | 82*62*25 | LoRa spread spectrum | ||
E90-DTU(400SL22) | 232/485 | SX1268 | 433M | 22 | 5 | 0.3k~62.5k | Screwing/DB9 | 82*62*25 | LoRa spread spectrum | ||
E90-DTU(433C30) | 232/485 | - | 433M | 30 | 3 | 1.2k~70k | Screwing/DB9 | 82*62*25 | Continuous transmission | ||
E90-DTU(433C37) | 232/485 | - | 433M | 37 | 10 | 1.2k~70k | Screwing/DB9 | 124*105*25 | Continuous transmission | ||
E90-DTU(433L30) | 232/485 | SX1278 | 433M | 30 | 8 | 1.2k~70k | Screwing/DB9 | 82*62*25 | LoRa spread spectrum | ||
E90-DTU(433L37) | 232/485 | SX1278 | 433M | 37 | 20 | 1.2k~70k | Screwing/DB9 | 124*105*25 | LoRa spread spectrum | ||
E90-DTU(170L30) | 232/485 | SX1278 | 170M | 33 | 8 | 1.2k~70k | Screwing/DB9 | 82*62*25 | LoRa spread spectrum | ||
E90-DTU(230N27) | 232/485 | AX5243 | 230M | 27 | 5 | 1.2k~70k | Screwing/DB9 | 82*62*25 | Narrow-band | ||
E90-DTU(433L30E) | Ethernet | SX1278 | 433M | 30 | 8 | 0.3k~19.2k | RJ45 | 66*66*21 | LoRa spread spectrum | ||
E90-DTU(433C30E) | Ethernet | - | 433M | 30 | 3 | 0.3k~19.2k | RJ45 | 66*66*21 | ModBus Continuous transmission | ||
E90-DTU(230N33) | 232/485 | AX5243 | 230M | 33 | 8 | 1.2k~70k | Screwing/DB9 | 82*62*25 | Narrow-band | ||
E90-DTU(230N37) | 232/485 | AX5243 | 230M | 37 | 15 | 1.2k~70k | Screwing/DB9 | 124*105*25 | Narrow-band |