Ebyte 433D20 User Manual Download

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Chengdu Ebyte Electronic Technology Co.,Ltd. E62-DTU (433D20) user manual

，

Chengdu Ebyte Electronic Technology Co,;Ltd 16

Revision history

Version

Date

Description

Issued by

1.00

2018/8/30

Initial version

huaa

1.10

2019/4/2

M odel No. split

molly

About us

Technical support: support@cdebyte.com

Documents and RF Setting download link: www.ebyte.com

Thank you for using Ebyte products! Please contact us with any questions or suggestions: info@cdebyte.com

-------------------------------------------------------------------------------------------------

Fax: 028-64146160 ext. 821

Web: www.ebyte.com

Address: Innovation Center D347, 4# XI-XIN Road,Chengdu, Sichuan, China

Summary of Contents for 433D20

Page 1: ...E62 DTU 433D20 ...

Page 2: ...S232 Interface definition 7 4 3 RS485 Interface definition 7 5 Technical indicators 8 5 1 Model specifications 8 5 2 General specification parameters 8 5 3 Frequency range and channels 9 5 4 Transmit power level 9 5 5 Current parameters 9 5 6 Transceiver Length and Sub packing Mode 9 6 Operating mode 10 7 Connection diagram when programming 11 7 1 diagrammatic drawing 11 7 2 Parameter setting inst...

Page 3: ...limit to send and receive the packet size module can keep low latency high response at the same time to ensure that the data is transmitted to the other party as soon as possible E62 DTU 433D20 strictly abides by domestic and foreign design specifications such as FCC CE and CCC and meets various radio frequency related certifications and export requirements 1 2 Features All core components are ori...

Page 4: ...lectronic Technology Co Ltd 3 2 Operation Main parts 1 First step is to mount antenna then battery making sure the dial switch is on its right status User gets on the power by choosing either VCC GND or power adapter 2 Using USB RS232 converter or USB RS 485 converter or other way to link computer and DTU ...

Page 5: ... the setting which serial port transmission can be achieved 4 User needs to open the mode switch first before link DTU with computer if the user want to modify parameters Firing up E62 DTU 数传电台配置软件 E62 DTU parameter configuration application to modify related parameters The mode switch must be reopened to achieve transmission after the configuration Mode0 Default Mode3 Parameter setting ...

Page 6: ...terminal block RS 485 power interface Standard RS 485 interface and pressureline power interface 3 PWR LED Power LED Red lit when the power is on 4 TXD LED Transmit LED Yellow blinks when sending data 5 RXD LED Receive LED Yellow blinks when receiving data 6 DC power interface Power interface In line round hole outer diameter 5 5mm diameter 2 5mm 7 DIP switch DIP switch Controlled by working mode ...

Page 8: ...rminal power supply only choose any one of the power supply is OK E62 DTU 433D20 can use 10 28V DC power supply but it is recommended to use 12V or 24V DC power supply 4 2 RS232 Interface definition The E62 DTU 433D20 can be connected to the device via RS 232 using the standard DB 9 interface 4 3 RS485 Interface definition E62 DTU 433D20 can connect the 485_A terminal and 485_B terminal with the d...

Page 9: ...del specifications Model Frequency Transmit power Distance Specifications Application Hz W km E62 DTU 433D20 433 0 1 1 Full duplex automatic frequency hoppingspread spectrum Suitable for open environment with few obstacles Note Test condition in clear and open air without shelters 12V 2A power supply 5dBi gain sucker antenna over 2 meters height from the ground with the factory default parameters ...

Page 10: ... the closer the transmission distance but the working current won t be declined in exact proportion it is recommended to use the maximum transmit power 5 5 Current parameters Model Transmitting current mA Standby current mA 12V 24V 12V 24V E62 DTU 433D20 104 66 40 36 Note It is recommended to retain more than 50 of the current margin when selecting the power supply which will help the data transce...

Page 11: ...figure the data transceiver for the normal mode mode 0 The factory default is normal mode mode 0 Categories M1 M0 Description Mode0 Transmission mode ON ON Serial port open wireless open transparent transmission full duplex operation Mode1 Configuration mode ON OFF Serial port at fixed 9600bps baud rate wireless off configurable parameters Mode2 Mode3 Note no need to care about the wake up mode mo...

Page 12: ...matic drawing Mode M1 M0 Description Mode1 Configuration mode ON OFF Serial port at fixed 9600bps baud rate wireless off configurable parameters Note 1 programming can only be carried on in a specific mode see above if fails please confirm the work mode 2 If there s no complicated programming opening the E62 DTU 数传电台配置软件 E62 DTU parameter configuration application to modify parameters ...

Page 13: ...n be partially corrected by complex encoding which can improve the equivalent receiving sensitivity by about 3dBm Turning off this function can reduce the communication delay Transmission mode Transparent transmission and send as received fixed points broadcasting is not supported Wake Up Time There is no direct relationship with the communication delay If thecustomer needs low power applications ...

Page 14: ...pplication The data transceiverof CDEBYTE is applied for all kinds of point to point one point to multiple points wireless data transmission system such as smart home Internet of things transformation power load monitoring distributio n network automation hydrological and hydrological forecasting water pipe network monitoring urban street lamps Monitoring air defense alarm control railway signal m...

Page 15: ...the appropriate DC power supply high frequency interference ability small ripple and enough load capacity are required it s better to have over current over voltage protection and lightning protection and other functions to ensure that transceiver working properly 5 Please do not use it in the working environment beyond the transceiver environmental characteristics such as high temperature humidit...

Page 16: ...ail to support cdebyte comfor support 11 When choosing power supply it is recommended to keep at least 50 current left and the ripple must not exceed 100mV 12 Important statement 1 CDEBYTE reserves the right of final interpretation and modification of all the contents ofthis manual 2 As the hardware and software products continuously improving this manual may subject to change without notice pleas...

Page 17: ...by 1 00 2018 8 30 Initial version huaa 1 10 2019 4 2 ModelNo split molly About us Technical support support cdebyte com Documents and RF Setting download link www ebyte com Thank you for using Ebyte products Please contact us with any questions or suggestions info cdebyte com Fax 028 64146160 ext 821 Web www ebyte com Address Innovation Center D347 4 XI XIN Road Chengdu Sichuan China ...

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