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Chengdu Ebyte Electronic Technology Co., Ltd.                                                                            E90-DTU(900SL22-4G)Usermanual 

Copyright 

©

2012

2019,

成都亿佰特电子科技有限公司

                                                                                                                                                               

4

 

Class 3 (23dBm±2dB) for LTE-FDD bands 
Class 3 (23dBm±2dB) for LTE-TDD bands 

Sensitivity 

FDD B1: -101.6dBm (10M) 
FDD B3: -101.9dBm (10M) 

FDD B5: -102dBm (10M) 

FDD B8: -102.1dBm (10M) 

TDD B38: -101.3dBm (10M) 
TDD B39: -101.2dBm (10M) 
TDD B40: -101.4dBm (10M) 
TDD B41: -101.4dBm (10M) 

WCDMA B1: -112dBm 
WCDMA B8: -112dBm 

TD-SCDMA B34: -110dBm 
TD-SCDMA B39: -110dBm 

CDMA BC0: -108dBm 

GSM 900: -109dBm 

GSM 1800: -109dBm 

3GPP band 

Tx (MHz) 

Rx (MHz) 

EGSM900 

880~915 

925~960 

DCS1800 

1710~1785 

1805~1880 

CDMA BC0 

824~849 

869~894 

WCDMA B1 

1920~1980 

2110~2170 

WCDMA B8 

880~915 

925~960 

TD-SCDMA 

B34 

2010~2025 

2010~2025 

TD-SCDMA 

B39 

1880~1920 

1880~1920 

LTE-FDD B1 

1920~1980 

2110~2170 

LTE-FDD B3 

1710~1785 

1805~1880 

LTE-FDD B5 

824~849 

869~894 

LTE-FDD B8 

880~915 

925~960 

LTE-TDD 

B38 

2570~2620 

2570~2620 

LTE-TDD 

B39 

1880~1920 

1880~1920 

LTE-TDD 

B40 

2300~2400 

2300~2400 

LTE-TDD 

B41 

2555~2655 

2555~2655 

RF 

parameter 

Air data rate 

2.4kbps 

8 level (0.3

1.2

2.4

4.8

9.6

19.2

38.4

62.5kbps) 

WOR role 

Receiver 

Can be configured as a receiver/transmitter 

WOR cycle 

2000ms 

Can be configured as 500ms~4000ms 

Tx power 

22dBm 

1W, 4 level (22

17

13

10dBm) 

Transmission 
mode 

Transparent 

transmission 

Can be configured as transparent transmission or fixed transmission 

Address 

0~65535 

Default 0 

Frequency 

band 

850.125MHz- 

930.125MHz 

Default 868.125MHz, Channel 80, Channel step 1MHz 

Rx sensitivity 

[email protected]

kbs 

Rx sensitivity is independent of baud rate and delay time 

Baud rate 

115200 bps 

Can not be modified 

Antenna   

SMA 

RF signal output, 50Ω impedance 

DTU 

parameter 

Current 

consumption   

66.5mA 

@12V 

No data transmission in idle state 

working 

temperature 

-30℃~+70℃ 

Extended temperature -40℃~+85℃ 

working 

voltage 

DC 8~28V 

12V/24V power supply is recommended 

Size 

105*75*30 

mm 

Overall size (without antenna) 

Содержание E90-DTU

Страница 1: ......

Страница 2: ...Introduction 2 1 1 Brief Introduction 2 1 2 Features 2 1 3 System Parameters 3 1 4 Interface description 5 1 5 Interface definition 6 1 6 Size 7 2 Quick Start 7 2 1 Hardware preparation and communica...

Страница 3: ...s LTE FDD LTE TDD DC HSDPA HSPA HSDPA HSUPA WCDMA TD SCDMA CDMA EDGE GPRS network communication E90 DTU 900SL22 4G can be directly connected to a computer via USB and parameters setting It is easy to...

Страница 4: ...ps TD SCDMA CCSA Release 3 TD SCDMA Maximum downlink rate 4 2Mbps Maximum uplink rate 2 2Mbps CDMA2000 3GPP2 CDMA2000 1X Advanced and 1xEV DO Rev A EVDO Maximum downlink rate 3 1Mbps Maximum uplink ra...

Страница 5: ...LTE TDD B38 2570 2620 2570 2620 LTE TDD B39 1880 1920 1880 1920 LTE TDD B40 2300 2400 2300 2400 LTE TDD B41 2555 2655 2555 2655 RF parameter Air data rate 2 4kbps 8 level 0 3 1 2 2 4 4 8 9 6 19 2 38 4...

Страница 6: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 900SL22 4G Usermanual Copyright 2012 2019 5 1 4 Interface description...

Страница 7: ...commended 5 Reset System reset button 6 USB Micro USB Parameter configuration interface 7 Reload Restore factory settings button long press 4 10s to take effect 8 PWR Red Power supply indicator 9 WORK...

Страница 8: ...rt 2 1 Hardware preparation and communication test The hardware devices required for this test are as follows Before testing please connect the power supply USB cable SIM card antenna and other hardwa...

Страница 9: ...he latest E90 configuration tool E22 configuration software and serial port assistant below is XCOM and install and run USB to 232 485 driver 1 After connecting the E22 900T22S please open the E22 con...

Страница 10: ...tate button to enter 4G 2G network transparent transmission configuration mode the current 4G 2G configuration information will be displayed one by one in the right message box 3 After entering the 4G...

Страница 11: ...etion as shown below 5 After the parameter configuration is completed if the parameters in the 4G 2G network transparent transmission mode are modified you need to click 4G 2G network transparent tran...

Страница 12: ...t network transmission can be carried out 7 If you follow WeChat official account enter the page click Customer Support Device Test the mobile phone screenshot interface is as follows 8 Use the serial...

Страница 13: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 900SL22 4G Usermanual Copyright 2012 2019 12...

Страница 14: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 900SL22 4G Usermanual Copyright 2012 2019 13 b E90 DTU 900SL22 4G sends data to E22 900TXXS 2 2 Working mode and function 1 Working mode...

Страница 15: ...rameter button in advance or have modified the 4G 2G network transparent transmission parameters but did not click the Module Restart button the modified parameters will not take effect 2 Query SIM ca...

Страница 16: ...nnecting send custom data when connecting add physical address when connection and at the head of each packet add custom data when connection and at the head of each packet The custom registration pac...

Страница 17: ...communication success rate in harsh environments It can be used for networking and anti collision processing 5 Fixed point transmission It supports the address function the DTU can send data to other...

Страница 18: ...Chengdu Ebyte Electronic Technology Co Ltd E90 DTU 900SL22 4G Usermanual Copyright 2012 2019 17 2 E90 DTU 900SLxx E90 DTU 900SL22 4G Server A 3 E22 900TXXS E90 DTU 900SL22 4G Server A Server B...

Страница 19: ...is time switch the Selection Mode The message box will pop up a message prompt Parameter error r n Try to click to enter the configuration state button If you want to enter the configuration state cli...

Страница 20: ...data transmission for a long time the Socket link may appear to be dead that is the link exists but cannot send and receive data Therefore in actual use it is recommended to enable the heartbeat packe...

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