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E840-DTU(NB-03)

[Antenna Interface]:SMA-K

[Size]:84*82*25mm

[Interface]:RS232/RS485

[Weight]:133±5g

[Feature]:Wide coverage,Support multiple network protocols

[Introduction]:E840-DTU(NB-03) is a NB-IoT DTU produced by Ebyte. It features a certain scope of applications which cover most common application scenarios.

EN_E840-DTU(NB-03)_01EN_E840-DTU(NB-03)_02EN_E840-DTU(NB-03)_03EN_E840-DTU(NB-03)_04EN_E840-DTU(NB-03)_05EN_E840-DTU(NB-03)_06EN_E840-DTU(NB-03)_08

RF ParameterValue
Remark
Frequency
Band5

Receiving Frequency869MHz~894MHz

Transmitting Frequency824MHz~849MHz


Hardware FeaturesValue
Description
Antenna Type
SMA-K

-

Interface
RS485 / RS232

Electrical isolation, with RS485/RS232 interface

Baud Rate
115200 bps

-

Max. Transmitting power
23dBm ± 2dB

-

Sensitivity
-129dBm ± 1dB

-

Dissipative Flowstypical)

Idle Mode(Idle): 18.4mA

-

Working voltage
DC 5V~36V

-

Working Temperature
-40℃- 70℃

-

Storage Temperature
-40℃- 85℃

-

Size
82×84×25mm

-


Software FeaturesDescription
Wireless Rate
SingleTonesubcarrier 15kHz and 3.75kHz:21.25kbps (downstream), 15.625kbps (upstream).
Wokring Mode

Network transmission mode, cloud platform working mode

Set Command
Abidy by 3GPP TS27.007 V14.3.0 and Quectel intensified AT command.
Network Protocal
Supporting multiple protocal, such as CoAPUDP,IPv4 , LwM2M etc.
Device ID
Use AT command to configure Device ID.

E840-DTU(NB-03)_Size1000

Pin No.
NameDescription
1RS232

RS232  interface

2485_A

Side A of external interface for other RS485 devices

3485_B

Side B of external interface for other RS485 devices

4GND

Ground electrode

5VCC

Power supply,default: 5~36V

6PWR

Power indicator

7WORK

UART communication indicator

8NET

Net working indicator

9DC-IN

5~36V

10RST

Reset switch(downward, reset)

11Restore

Restore factory settings switch(downward, 5-10S)

12SIM

SIM card slot

13ANT

Antenna interface(SMA-K, 50Ω)

       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  
产品
型号
Interface Transmission
protocol
AT
command
TCP/UDP Package Size(mm) Feature技术
手册
样品
购买
E840-DTU(EA01) RS232 RS485 NB-IoT - - support support screwing/DB9 82*84*24 two-way transparent data transmission
E840-DTU(4G-02E) RS232 RS485 4G - - Support Support DB9 84*82*25 Realize two-way data transparent transmission from serial port to network
E840-TTL-4G02E UART 4G - - Support Support Screwing 42*40*9.7 Whole network,TCP/UDP
E840-DTU(NB-03) RS232 RS485 NB-IoT - - - - Screwing/DB9 82*84*25 Wide coverage,Support multiple network protocols
E840-TTL-NB03 UART NB-IoT - - Support Support Screwing 42*40*9.7 AT mode,TCP/UDP
E840-TTL-GPRS03 UART GPRS - - Support Support Screwing 42*40*9.7 Supporting quad-frequency
E840-DTU(GPRS-03) RS485/RS232 GPRS - - Support Support Screwing 84*82*25 Supporting quad-frequency, AT command set
E840-DTU(GPRS-01) RS485/RS232 GPRS - - Support Support Screwing 84*82*25 Supporting quad-frequency, AT command set
E840-DTU(NB-02) RS232 RS485 NB-IoT - - - - Screwing/DB9 82*84*25 Low power consumption,customization
  • E840-DTU(EA01)

    产品型号:E840-DTU(EA01)

    Interface :RS232 RS485

    Transmission protocol :NB-IoT

    :-

    :-

    AT command :support

    TCP/UDP :support

    Package :screwing/DB9

    Size(mm) :82*84*24

    Feature:two-way transparent data transmission

    PDF :

    购买:

  • E840-DTU(4G-02E)

    产品型号:E840-DTU(4G-02E)

    Interface :RS232 RS485

    Transmission protocol :4G

    :-

    :-

    AT command :Support

    TCP/UDP :Support

    Package :DB9

    Size(mm) :84*82*25

    Feature:Realize two-way data transparent transmission from serial port to network

    PDF :

    购买:

  • E840-TTL-4G02E

    产品型号:E840-TTL-4G02E

    Interface :UART

    Transmission protocol :4G

    :-

    :-

    AT command :Support

    TCP/UDP :Support

    Package :Screwing

    Size(mm) :42*40*9.7

    Feature:Whole network,TCP/UDP

    PDF :

    购买:

  • E840-DTU(NB-03)

    产品型号:E840-DTU(NB-03)

    Interface :RS232 RS485

    Transmission protocol :NB-IoT

    :-

    :-

    AT command :-

    TCP/UDP :-

    Package :Screwing/DB9

    Size(mm) :82*84*25

    Feature:Wide coverage,Support multiple network protocols

    PDF :

    购买:

  • E840-TTL-NB03

    产品型号:E840-TTL-NB03

    Interface :UART

    Transmission protocol :NB-IoT

    :-

    :-

    AT command :Support

    TCP/UDP :Support

    Package :Screwing

    Size(mm) :42*40*9.7

    Feature:AT mode,TCP/UDP

    PDF :

    购买:

  • E840-TTL-GPRS03

    产品型号:E840-TTL-GPRS03

    Interface :UART

    Transmission protocol :GPRS

    :-

    :-

    AT command :Support

    TCP/UDP :Support

    Package :Screwing

    Size(mm) :42*40*9.7

    Feature:Supporting quad-frequency

    PDF :

    购买:

  • E840-DTU(GPRS-03)

    产品型号:E840-DTU(GPRS-03)

    Interface :RS485/RS232

    Transmission protocol :GPRS

    :-

    :-

    AT command :Support

    TCP/UDP :Support

    Package :Screwing

    Size(mm) :84*82*25

    Feature:Supporting quad-frequency, AT command set

    PDF :

    购买:

  • E840-DTU(GPRS-01)

    产品型号:E840-DTU(GPRS-01)

    Interface :RS485/RS232

    Transmission protocol :GPRS

    :-

    :-

    AT command :Support

    TCP/UDP :Support

    Package :Screwing

    Size(mm) :84*82*25

    Feature:Supporting quad-frequency, AT command set

    PDF :

    购买:

  • E840-DTU(NB-02)

    产品型号:E840-DTU(NB-02)

    Interface :RS232 RS485

    Transmission protocol :NB-IoT

    :-

    :-

    AT command :-

    TCP/UDP :-

    Package :Screwing/DB9

    Size(mm) :82*84*25

    Feature:Low power consumption,customization

    PDF :

    购买:

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