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Chengdu Ebyte Electronic Technology Co.,Ltd

E800-DTU(433Lxx-485)-V8 UserManual

，

Chengdu Ebyte Electronic Technology Co.,Ltd

3. Installation Dimension

3.1. Pin description

NO.

Name

Function

Description

3.81mm terminal

block

UART interface/

Power supply

interface

Standard RS-232&485 interface/

Screwing power supply interface

PWR-LED

Power LED

Red, lit when the power is on

TXD-LED

Transmit LED

Yellow, blinks when sending data

RXD-LED

Receive LED

Yellow, blinks when sending data

M0-LED

Mode LED

Red,M0 M1 indicate the Operating mode

together

M1-LED

Mode LED

Red,M0 M1 indicate the Operating mode

together

Mode switch

Tact switch

Control the Operating mode

Antenna interface

SMA-K interface

External thread, 10mm, 50Ωcharacteristic

impedance

Содержание E800-DTU V8 Series

Страница 1: ... 在此处键入在此处键入在此处键入 E800 DTU 433Lxx 485 V8 ...

Страница 2: ... 6 4 2 RS485 interface 6 5 Technical indicator 7 5 1 Model specification 7 5 2 General specification parameters 7 5 3 Frequency range and channels 7 5 4 Transmit power level 8 5 5 Air data rate 8 5 6 Current parameter 8 5 7 Transceiver Length and Sub packing Mode 8 6 Operating mode 9 7 Connection diagram when programming 9 7 1 Parameter setting details 10 8 Connection diagram in test and practical...

Страница 3: ...Reproduction use modification or disclosure to third parties of this document or any part thereof without the express permission of EBYTE is strictly prohibited The information contained herein is provided as is and EBYTE assumes no liability for the use of the information No warranty either express or implied is given including but not limited with respect to the accuracy correctness reliability ...

Страница 4: ...s 1 2 Features Transmission power is optional all technical indicators have met the European industry standards Use temperature compensation circuit the frequency stability is better than 2PPM With operating temperature range 40 85 adapting to a variety of harsh working environment All with aluminum alloy shell compact easy installation good heat dissipation perfect shielding design good electroma...

Страница 5: ...the antenna for the data transmission then turn on the power and connect the USB to serial cable USB to RS485 Step 2 Use USB to RS 232 USB to RS 485 or other methods to connect the computer to the digital radio Step 3 Start two serial port debugging assistants select the serial port baud rate as 9600bps and the verification method as 8N1 then the serial port transparent transmission can be realize...

Страница 6: ...e shown in the following table Categories M0 M1 Description Mode 0 Normal Mode OFF OFF Open UART and RF transparent transmission is on factory default Mode 1 Wake up Mode ON OFF Transmitting WOR mode the packet comes with a preamble code Mode 2 Power saving Mode OFF ON Receiving WOR mode saving receive power the mode can not be transmitted Mode 3 Sleep Mode ON ON Parameter setting using the config...

Страница 7: ...andard RS 232 485 interface Screwing power supply interface 2 PWR LED Power LED Red lit when the power is on 3 TXD LED Transmit LED Yellow blinks when sending data 4 RXD LED Receive LED Yellow blinks when sending data 5 M0 LED Mode LED Red M0 M1 indicate the Operating mode together 6 M1 LED Mode LED Red M0 M1 indicate the Operating mode together 7 Mode switch Tact switch Control the Operating mode...

Страница 9: ...f the device respectively Pin NO Definition Function Description 1 VCC Screwing power interface positive 8 28V DC 12V or 24V recommended 2 GND Screwing power interface negative The power supply negative pole is connected to the system ground and the housing 3 GNDA RS232 common terminal Connected to RS 232 device GND 4 B TXD Serial port terminal RS 485 Connected to RS 485 device interface B RS 232 ...

Страница 10: ...t parameters 5 2 General specification parameters NO Parameter Specification Description 1 Size 82 62 25mm 2 Weight 79g 4 5g 3 Operating temperature 40 85 For industrial application 4 Antenna impedance 50Ω Standard 50 Ω characteristic impedance 5 Supply voltage 10 28V DC It is recommended to use 12V or 24V 6 Communication interface RS485 Standard DB9 hole 3 81 terminal block 7 Baud rate Default 96...

Страница 11: ...ate but the shorter the transmission distance therefore if the rate meets the requirements for use it is recommended that the lower the airspeed the better 5 6 Current parameter Model Tx current mA Stand by current mA 12V 24V 12V 24V E800 DTU 433LXX 485 V8 306 150 22 12 Note It is recommended to reserve more than 50 of the current margin when selecting the power supply which is conducive to the lo...

Страница 12: ...Mode 1 Wake up Mode ON OFF Transmitting WOR mode the packet comes with a preamble code Mode 2 Power saving Mode OFF ON Receiving WOR mode saving receive power the mode can not be transmitted Mode 3 Sleep Mode ON ON Parameter setting using the configuration software Note no need to care about the wake up mode mode 1 and power saving mode mode 2 if power consumption is not a problem 7 Connection dia...

Страница 13: ...nicate with each other If there are multiple groups of wireless data transmission stations in the same area it is recommended that the communication frequency be separated by 2 5MHz TX power The output power is the power radiated to the outside In order to ensure the working efficiency it is recommended to use the maximum power If the transmit power is reduced the communication distance will be sh...

Страница 14: ...erence E95 DTU 433L30 485 V8 RS485 410 441M 30 8 LoRa Anti interference E96 DTU 433L20 485 V8 RS485 410 441M 20 3 LoRa Anti interference E96 DTU 433L30 485 V8 RS485 410 441M 30 8 LoRa Anti interference E800 DTU 400SL20 485 V8 RS485 410 441M 20 3 LoRa Anti interference E800 DTU 400SL30 485 V8 RS485 410 441M 30 8 LoRa Anti interference 9 Practical application Fields The data transceiver of CDEBYTE i...

Страница 16: ...y be in full load transmitting state otherwise the transmitter may be burnt out 7 The ground wire of the DTU should be well connected with the ground wire of the external equipment such as PC PLC etc and the ground wire of the power supply otherwise the communication interface will be burnt easily do not plug or unplug the serial port with power on 8 When testing a DTU you must connect a matching ...

Страница 17: ...ption Issued By 1 0 2022 06 07 Original Version LC 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 Official hotline 028 61399028 Web www cdebyte com Address B5 Mould park 199 Xiqu Ave High tech District Chengdu Sichuan China ...

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