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E31-DTU(230N33)

[Frequency]:225~237.6MHz

[Power]:33dBm

[Distance]:8.0km

[Interface]:RS232/RS485

[Introduction]:E51-DTU-2W is a 230MHz data transceiver unit (DTU) with RS232/RS485 interfaces and 8V ~ 28V voltage supply, it operates at 225~237.6MHz, It features FEC (Forward Error Correction) algorithm and data encryption & compression.

EXQ2



特点
窄带

传输模式

RF ParameterValue
Remark
Working frequency
225~237.6 MHz

Default: 230MHz

Transmitting power33 dBm

About 2W

Receiving sensitivity-126 dBm

Air data rate: 1.2kbps

Air data rate1.2k~70kbps

Default: 1.2kbps

Test distance8000 meter

In open and clear air, with maximum power, 5dBi antenna gain, height of 2m,

air data rate: 1.2kbps


Hardware ParameterValue
Remark
Size
82 * 62 * 25 mm

   

Antenna typeSMA-K

   

Communication interfaceRS232 / RS485

Baud rate: 1200~115200, default: 9600

Package  DB-9 / Screwing

Standard DB9 Hole/3.81 connecting terminal

Buffer512 bytes buffer

Automatically sub-packaging with 43 bytes per package


Electronic parameterMin.Typ.Max.UnitCondition
Power supply
101228V
Transmitting current 8199101000mA33dBm(2W)
stand-by current 36
4044mA

Operating temperature  -4020
+85
Operating humidity
 
1060
90%
Storage temperature
-4020
+125


DTU-1W-1000

Pin No.
NameFunctionDescription
1DB-9 female connector
RS-232 connector

Standard RS-232 connector

23.81 wiring connectorRS-485, power connector

Standard RS-485 connector and line-pressing power source connector

3PWR-LEDPower source indicator

Red, light on when power on

4TXD-LEDTX indicator

Yellow, flicker when transmitting data

5RXD-LEDRX indicator

Yellow, flicker when receiving data

6DC power connectorPower source connector

Drop-in round hole, 5.5mm external diameter, 2.5mm internal diameter

7Toggle switchToggle switch

Operation mode control

8Antenna interfaceSMA-K connector

External screw and inner hole, 10mm long, 50Ω characteristic impedance


产品
型号
IC Interface Frequency
Hz
Power
dBm
Distance
km
Air
data
rate
Package Size
(mm)
Feature技术
手册
样品
购买
E31-400M17S SPI AX5243 433M 17 2 0.1k~125k SMD 14 * 20 -
E31-433T30S UART AX5243 433M 30 8.6 1.2k~70k SMD 25*40.5 Narrow-band transmission,WOR
E31-433T17S3 UART AX5243 433M 17 2.0 1.2k~70k SMD 16*26 Narrow-band transmission,WOR
E31-DTU(230N33) 232/485 AX5243 230M 33 8.0 1.2k~70k Screwing/DB9 82*62*25 Diffraction , WOR
E31-DTU(230N37) 232/485 AX5243 230M 37 15 1.2k~70k Screwing/DB9 124*105*25 Diffraction , WOR
E31-230T33D UART AX5243 230M 33 8.0 1.2k~70k DIP 37*60 Diffraction , WOR
E31-DTU(230N17) 232/485 AX5243 230M 17 2.0 1.2k~70k Screwing/DB9 82*62*25 Diffraction , WOR
E31-DTU(230N27) 232/485 AX5243 230M 27 5.0 1.2k~70k Screwing/DB9 82*62*25 Diffraction , WOR
E31-230T17D UART AX5243 230M 17 2.0 1.2k~70k DIP 21*36 Diffraction , WOR
E31-230T27D UART AX5243 230M 27 5.0 1.2k~70k DIP 24*43 Diffraction , WOR
E31-433T17S UART AX5243 433M 17 2.0 1.2k~70k SMD 17*30 Narrow-band transmission
E31-433T17D UART AX5243 433M 17 2.1 1.2k~70k DIP 21*36 Narrow-band transmission
E31-433T27D UART AX5243 433M 27 4.0 1.2k~70k DIP 24*43 Narrow-band transmission
E31-433T30D UART AX5243 433M 30 6.0 1.2k~70k DIP 24*43 Narrow-band transmission
E31-433T33D UART AX5243 433M 33 8.0 1.2k~70k DIP 37*60 Narrow-band transmission
  • E31-400M17S

    产品型号:E31-400M17S

    IC :SPI

    Interface :AX5243

    Frequency Hz :433M

    Power dBm :17

    Distance km :2

    Air data rate :0.1k~125k

    Package :SMD

    Size (mm) :14 * 20

    Feature:-

    PDF :

    购买:

  • E31-433T30S

    产品型号:E31-433T30S

    IC :UART

    Interface :AX5243

    Frequency Hz :433M

    Power dBm :30

    Distance km :8.6

    Air data rate :1.2k~70k

    Package :SMD

    Size (mm) :25*40.5

    Feature:Narrow-band transmission,WOR

    PDF :

    购买:

  • E31-433T17S3

    产品型号:E31-433T17S3

    IC :UART

    Interface :AX5243

    Frequency Hz :433M

    Power dBm :17

    Distance km :2.0

    Air data rate :1.2k~70k

    Package :SMD

    Size (mm) :16*26

    Feature:Narrow-band transmission,WOR

    PDF :

    购买:

  • E31-DTU(230N33)

    产品型号:E31-DTU(230N33)

    IC :232/485

    Interface :AX5243

    Frequency Hz :230M

    Power dBm :33

    Distance km :8.0

    Air data rate :1.2k~70k

    Package :Screwing/DB9

    Size (mm) :82*62*25

    Feature:Diffraction , WOR

    PDF :

    购买:

  • E31-DTU(230N37)

    产品型号:E31-DTU(230N37)

    IC :232/485

    Interface :AX5243

    Frequency Hz :230M

    Power dBm :37

    Distance km :15

    Air data rate :1.2k~70k

    Package :Screwing/DB9

    Size (mm) :124*105*25

    Feature:Diffraction , WOR

    PDF :

    购买:

  • E31-230T33D

    产品型号:E31-230T33D

    IC :UART

    Interface :AX5243

    Frequency Hz :230M

    Power dBm :33

    Distance km :8.0

    Air data rate :1.2k~70k

    Package :DIP

    Size (mm) :37*60

    Feature:Diffraction , WOR

    PDF :

    购买:

  • E31-DTU(230N17)

    产品型号:E31-DTU(230N17)

    IC :232/485

    Interface :AX5243

    Frequency Hz :230M

    Power dBm :17

    Distance km :2.0

    Air data rate :1.2k~70k

    Package :Screwing/DB9

    Size (mm) :82*62*25

    Feature:Diffraction , WOR

    PDF :

    购买:

  • E31-DTU(230N27)

    产品型号:E31-DTU(230N27)

    IC :232/485

    Interface :AX5243

    Frequency Hz :230M

    Power dBm :27

    Distance km :5.0

    Air data rate :1.2k~70k

    Package :Screwing/DB9

    Size (mm) :82*62*25

    Feature:Diffraction , WOR

    PDF :

    购买:

  • E31-230T17D

    产品型号:E31-230T17D

    IC :UART

    Interface :AX5243

    Frequency Hz :230M

    Power dBm :17

    Distance km :2.0

    Air data rate :1.2k~70k

    Package :DIP

    Size (mm) :21*36

    Feature:Diffraction , WOR

    PDF :

    购买:

  • E31-230T27D

    产品型号:E31-230T27D

    IC :UART

    Interface :AX5243

    Frequency Hz :230M

    Power dBm :27

    Distance km :5.0

    Air data rate :1.2k~70k

    Package :DIP

    Size (mm) :24*43

    Feature:Diffraction , WOR

    PDF :

    购买:

  • E31-433T17S

    产品型号:E31-433T17S

    IC :UART

    Interface :AX5243

    Frequency Hz :433M

    Power dBm :17

    Distance km :2.0

    Air data rate :1.2k~70k

    Package :SMD

    Size (mm) :17*30

    Feature:Narrow-band transmission

    PDF :

    购买:

  • E31-433T17D

    产品型号:E31-433T17D

    IC :UART

    Interface :AX5243

    Frequency Hz :433M

    Power dBm :17

    Distance km :2.1

    Air data rate :1.2k~70k

    Package :DIP

    Size (mm) :21*36

    Feature:Narrow-band transmission

    PDF :

    购买:

  • E31-433T27D

    产品型号:E31-433T27D

    IC :UART

    Interface :AX5243

    Frequency Hz :433M

    Power dBm :27

    Distance km :4.0

    Air data rate :1.2k~70k

    Package :DIP

    Size (mm) :24*43

    Feature:Narrow-band transmission

    PDF :

    购买:

  • E31-433T30D

    产品型号:E31-433T30D

    IC :UART

    Interface :AX5243

    Frequency Hz :433M

    Power dBm :30

    Distance km :6.0

    Air data rate :1.2k~70k

    Package :DIP

    Size (mm) :24*43

    Feature:Narrow-band transmission

    PDF :

    购买:

  • E31-433T33D

    产品型号:E31-433T33D

    IC :UART

    Interface :AX5243

    Frequency Hz :433M

    Power dBm :33

    Distance km :8.0

    Air data rate :1.2k~70k

    Package :DIP

    Size (mm) :37*60

    Feature:Narrow-band transmission

    PDF :

    购买:

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