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E820-DTU(2I2-433L)

[Collection]:Switching quantity/digital quantity

[Interface]:RS485

[I/O channel]:2-channel

[Size]:124*105*25mm

[Weight]:242±5g

[Feature]:E820-DTU(2I2-433L) is a remote controlling device supporting analog quantity following, controlling and collecting. Under controlling and collecting mode, it supports Modbus RTU protocol. This product features easy-to use, it can be integrated into user systems so as to realize remote wireless controlling via 433MHz band.

英文E820-DTU(2I2-433L)_01英文E820-DTU(2I2-433L)_02英文E820-DTU(2I2-433L)_03英文E820-DTU(2I2-433L)_04英文E820-DTU(2I2-433L)_05英文E820-DTU(2I2-433L)_06

RF ParameterIndex
Remark
Standard band
433MHz

-

TX power30 dBm

Max. Power (1W)


Hardware ParameterIndex
Remark

Size (H*W*D)

124*105*25 mm

   

Weight

138±2 g

   

Operation temperature

-20℃ -+70℃


Storage temperature

-40℃ -+85℃

   

Operation humidity

5% ~ 95%

   

Storage humidity

1% ~ 95%

   

Operation voltage

8V ~ 28V

   

Current collecting range

0mA ~ 20mA

   

Current output range

0mA ~ 20mA

   

Precision

0.2%

   

Data interface

RS485:9600bps

   


Software parametersIndex
Operation mode
Following TX, Following RX, Controlling & Collecting, Configuration
Configuration command
Modbus RTU

E820-DTU(2I2)_Size

Pin No.
Pin Item
FunctionDescription
1AI1+
Analog signal input channel 1 positive

Analog signal input pin, forms input with AI1-

2AI1-
Analog signal input channel 1 negative

Pair with AI1+

3AI2+
Analog signal input channel 2 positive

Analog signal input pin, forms input with AI1-

4AI2-
Analog signal input channel 2 negative

Pair with AI2-

5RESET
Reset button

Reset device address by long-pressing 5s

6485_A
RS_485 A

RS_485 A connects with device A connector

7485_B
RS_485 B

RS_485 B connects with device B connector

8GND
Wire pressing power input negative

Power GND

9VCC
Wire pressing power input positive

Power input end, DC 8V~28V, 12V/24V recommended

10PWR/ACK
Power/reset successful indicator

Dual-color indicator, blue represents power, green represents reset successful.

11A1
RF data TX/RX indicator

Dual-color indicator, blue represents data TX, green represents data RX (channel 1)

12A2
RF data TX/RX indicator

Dual-color indicator, blue represents data TX, green represents data RX (channel 2)

13ANT
Antenna connector

433MHz antenna

14DIP switch
Mode selection

M1M0(00, 01, 10, 11)

15AO2-
Analog signal output channel 2 negative

Pair with AO-

16AO2+
Analog signal output channel 2 positive

Analog signal output pin, forms output with AO2-

17AO1-
Analog signal output channel 1 negative

Pair with AO+

18AO1+
Analog signal output channel 1 positive

Analog signal output pin, forms output with AO1-


       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 Collection I/O
channel
signal
type
Package Size
(mm)
Feature技术
手册
样品
购买
E820-DTU(2I2-433L) Analog quantity SX1278 433M 30 - - Screwing 105*79*25 2-channel,Modbus RTU
E820-AIO(UI-485-4-5) RS485 analog signal 4 channel input 0~5V Screwing 82*84*25 Modbus RTU
E820-AIO(II-485-4-20) RS485 analog signal 4 channel input 4~20mA 0~20mA Screwing 82*84*25 Modbus RTU
  • E820-DTU(2I2-433L)

    产品型号:E820-DTU(2I2-433L)

    Interface :Analog quantity

    Collection :SX1278

    I/O channel :433M

    signal type :30

    :-

    :-

    Package :Screwing

    Size (mm) :105*79*25

    Feature:2-channel,Modbus RTU

    PDF :

    购买:

  • E820-AIO(UI-485-4-5)

    产品型号:E820-AIO(UI-485-4-5)

    Interface :RS485

    Collection :analog signal

    I/O channel :4 channel input

    signal type :0~5V

    :

    :

    Package :Screwing

    Size (mm) :82*84*25

    Feature:Modbus RTU

    PDF :

    购买:

  • E820-AIO(II-485-4-20)

    产品型号:E820-AIO(II-485-4-20)

    Interface :RS485

    Collection :analog signal

    I/O channel :4 channel input

    signal type :4~20mA 0~20mA

    :

    :

    Package :Screwing

    Size (mm) :82*84*25

    Feature:Modbus RTU

    PDF :

    购买:

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