technical specification h7710 3g/4g...
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Technical Specification
H7710 3G/4G DTU
www.hongdian.com
Document Version 1.0 i
H7710 3G/4G DTU Technical Specification
Shenzhen Hongdian Technologies Corporation provides customers with a full range of technical supports, and the
users can contact headquarter of Hongdian directly.
Shenzhen Hongdian Technologies Corporation
Address F14-16,Headquarter Economic Center, Zhonghaixin Science&Tech Park, Bulan Road, Longgang District, Shenzhen 518112, China
Website http: //en.hongdian.com
Technical Support +86-755-88864288-4/8238
Fax Number +86-755-83404677
Email [email protected]
Copyright © Shenzhen Hongdian Technologies Corporation. 2017. All rights reserved.
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The contents of this document will be updated at irregular intervals as a result of the product version upgrade
or other reasons. Unless otherwise agreed, this document is to be used only as a guide, and all statements, information and recommendations in this document shall not constitute any express or implied warranty.
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H7710 3G/4G Router Technical Specification
Foreword
Summary The H7710 DTU is one of the H7000 wireless DDN communication system products. The device provides
standard RS232/422/485/TTL level interface with dual serial port function. Wireless data network capable of providing high quality and transparent data transmission for various users. The digital data transmission network composed of digital transmission channel and digital cross multiplexing node can be applied to various industrial monitoring, traffic management and weather environments.
By reading this document, you can understand the product features, product specifications, hardware structure and user interface terminal detailed definition.
Product Version The product version corresponding to the document is as shown below.
Product name Product version
H7710 GPRS/GSM DTU V50
H7710 3G/4G DTU V61
Update History
Document Version
Data Description
v1.0 2016-06-19 First commercial release for the 3G/4G description
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H7710 3G/4G Router Technical Specification
Contents
1 Product Introduction........................................................................................................ 3
1.1 Overview ..................................................................................................................... 3
1.2 Product Sepcification..................................................................................................... 3
2 Hardware Structure ......................................................................................................... 4
1.3 Appearance and dimension ............................................................................................ 4
3 User Interfaces Definition ................................................................................................. 5
1.4 Summary ..................................................................................................................... 5
1.5 Indicator light status description ..................................................................................... 6
1.6 Interface definition ....................................................................................................... 8
4 Electrical properties ......................................................................................................... 9
1.7 Electrical performance specifications............................................................................... 9
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H7710 3G/4G DTU Technical Specification
1 Product Introduction
1.1 Overview H7710 4G DTU is a wireless DDN (Digital Data Network) data communication product mobile network based on 2G/3G/4G networks. The H7710 product uses the operator's cellular wireless network to set up a wireless communication link for the client terminal equipment and data service center (platform). The customer can transmit its user data based on the wireless communication link.
1.2 Product Sepcification
Table 1-1 Description of specification of H7710 3G/4G DTU product
Specification Name
Description Remarks
2G GSM/GPRS:900/1800MHz V20
3G/4G please refer to the specific
3G/4G module specifications
Choose different modules according to user’s needs, support different network standards
Interface
Antenna interface 3G/4G antenna interface: SMA-K
female connector
SIM card 1.8V/3.0V
Serial data port
RS232/RS485/RS422/TTL
Optional serial port
Debug port RS232
Serial data rate Standard 300-230400bps (Configurable)
Terminal block 3.5mm pluggable terminal
block(14~24 AWG line)
Power Supply Working voltage +5V~+36V DC The peak ripple peak value is less than 400mV, and the peak
value of 5V peak is less than 100mV.
Working
Consumption
Average current in communication state (1024B/S mutual data with center)
About 110mA@+12VDC, power values vary depending on the network mode
Peak current in
communication state (1024B/S mutual data with
About 480mA@+12VDC, peak values
vary depending on the network mode
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H7710 3G/4G DTU Technical Specification
Specification Name
Description Remarks
center)
Connected to the center, the average current without sending and receiving data
About 20mA@+12VDC
Other
Size (L x W x H) (mm) 112.3×70×22 (with the screw’s height )
Weight About 190g
Working environment
temperature -20℃~+70℃
Extended temperature -30℃~+80℃
Storage temperature -40℃~+85℃
Relative humidity <95%( No condensation)
Note: the communication power consumption is influenced by the network signal strength and the module network system.
2 Hardware Structure
1.3 Appearance and dimension
Appearance drawing
H7710 package in the metal chassis, can be used independently, with fixed holes in two sides for user -friendly installation. The specific appearance size see figure 2-1.
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H7710 3G/4G DTU Technical Specification
Figure 2-1 Appearance drawing of H7710 3G/4G DTU
The user's data cable interface is connected at the bottom of the module. Taking into account the reliability of the connection, we are equipped with the installation attachment, to fix the user data cable, and improve the reliability of the connection.
3 User Interfaces Definition
1.4 Summary The H7710 DTU device supports RS232 user data interface for data communication after physical interfacing with peripheral docking devices. Its user interface schematic is shown in figure 3-1.
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H7710 3G/4G DTU Technical Specification
Figure 3-1 Schematic diagram of equipment interface
① User Data Interface ② Indicators ③ SIM Card Slot ④ Antenna Connector
Note: Actual panel of the product you receive may differ.
1.5 Indicator light status description The description of the H7710 indicators status is shown in table 3-1.
Table 3-1 Description of panel indicators status
Indicators Indication State Description GPRS DTU
3G/4G DTU
Remark
Status/Power lamp(PWR)
Off Could not find modem √ √
2s interval light up, (2s on, then 2s off)
DTU is in AT mode √ √
2s interval blink Find the SIM card √ √ 5s interval blink DTU connected to Demo √ √
Blink with the same frequency as NET lamp(see NET
state for detail)
Serial port or channel received data(contains configuration upgrade)
√ √
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H7710 3G/4G DTU Technical Specification
Data lamp(DATA)
Blink No serial port send data √ √
Off √ √
Network lamp(NET)
500ms interval fast blink
Network dialing √ √
1s interval blink Network dialed up but no channel
connect to Demo
√ √
5s interval fast blink
DTU in controlling online/offline mode or only SMS channel mode
√ √
2s interval blink with the same frequency as PWR lamp
Dialed up in 4G network status, and connected to Demo
× √
5s interval blink with the same frequency as PWR lamp
Dialed up in 3G network status, and connected to Demo
× √
10 interval blink with the same frequency as PWR lamp
Dialed up in 2G network status, and connected to Demo
√ √ Currently 2G device is 2s interval blink
Other state instructions
All three lamps on then off
DTU power up × √ 2G DTU is that PWR and DATA lamps are both at the same time,
then DATA lamp off after 1s
All three lamps on then off
DTU restart up × √ 2G DTU is that PWR and DATA
lamps are both at the same time, then DATA lamp off after 1s
Both DATA and PWR blink as the same of 500ms interval
Serial port local upgrade pitch × √
Both DATA and PWR blink as the same of 500ms interval
Remote upgrade pitch √ ×
Both DATA and PWR are on
Upgrade DTU in BOOT mode × √
Notes: Blink: On->Off(about 10ms)->Off ×: Not support √: Support
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H7710 3G/4G DTU Technical Specification
1.6 Interface definition When using 14 ~ 24AWG cable, the label on the H7710 DTU panel shows the cable connections of the four types (RS232, RS485, RS422, and TTL) types. Please be sure to follow the instructions below to make the connection. H7710 cable plug for connector terminals, spacing: 3.5mm, 12Pin, interface pin diagram as shown in Figure 3 -2
Figure 3-2 H7710 interface diagram
The interface pin instruction as shown in Table 3-2
Table 3-2 The interface pin instruction
Data port type
DCD(PIN1) RX/B TX/A GPIO OFF GPIO
TTL Online indicator
TTL level TTL level GPIO High shutoff GPIO
RS232 Online indicator
RS232 level RS232 level GPIO High shutoff GPIO
RS485 Online indicator
B A GPIO High shutoff GPIO
RS422 Online indicator
R( - ) R( + ) GPIO High shutoff GPIO
TX RX GPO GND GND VIN+(PIN12)
Debug port Debug port GPO Power ground Power ground +5~+36V
Debug port Debug port GPO Power ground Power ground +5~+36V
Debug port Debug port GPO Power ground Power ground +5~+36V
T( - ) T( + ) GPO Power ground Power ground +5~+36V
Notes: RS232 level definition: high +5~+15V, low -5~ -15V RS485 level definition: A/B: 0~+5V RS422 level definition: R-/R+/T-/T+:0~+5V
TTL level definition: OH: +2.8~+3.3V,OL: 0~+0.4V,IH:+2~+3.3V,IL:0~+0.8V
GPIO: OH: +2.8~+3.3V,OL: 0~+0.4V,IH:+2~+3.3V,IL:0~+0.8V Low shutdown: 0~+0.4V shutoff, +3~+10V or dangling open High shutoff: +3~+10V shutoff, 0~+0.4V or dangling open
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H7710 3G/4G DTU Technical Specification
4 Electrical properties
1.7 Electrical performance specifications The electrical performance of this product is shown in table 4-1
Table 4-1
Specification
name
Standard Specification requirements Remark
Electrostatic discharge immunity
GB/T 17626.2-2006 Contact discharge + 8KV, air discharge + 15KV
Level B, pass
Oscillatory wave immunity
GB/T 17626.12-1998
DC power supply side: differential mode + 1.25KV, oscillation frequency: 100KHz, repetition rate: 40 /S, duration: 2S, Interval time: 1S
Level A , pass
DC power input port voltage sag, short interruption immunity
GB/T 24338.4-2009 DC 9V 0%UT 10ms
Level A, pass
Electrical fast transient pulse group immunity
GB/T 25119-2010 to 12.2.7
Power port: + 4kV Telecommunication port: + 2kV Front / half peak: 5/50ns Repetition frequency: 5kHz
Level A, pass
Radiation continuous harassment
GB/T 24338.4-2009 10m field: 30MHZ--230MHZ: quasi peak 40dBuV/m 230MHZ--1GHZ: quasi peak 47dBuV/m 3M field: 30MHZ--230MHZ: quasi peak
50dBuV/m 230MHZ--1GHZ: quasi peak 57dBuV/m 1GHz--3GHz: average 50dBuV/m, peak Value 70dBuV/m 3GHz--6GHz: average 54dBuV/m, peak Value 74dBuV/m
Meet the limit value requirement, pass
Conducting continuous harassment
GB/T 24338.4-2009 Telecommunication port DC power input / output port 150KHZ--500KHZ: quasi peak value 99dBuV
Meet the limit value requirement, pass
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H7710 3G/4G DTU Technical Specification
500KHZ--30MHZ: quasi peak value 93dBuV
Immunity to conducted disturbances Induced by RF Fields
GB/T 24338.4-2009 Port: AC/DC power supply, signal Frequency range: 0.15--80MHz Amplitude modulation: 80% Residence time: 1S Level: 10V/m Step: 1%
Level A, pass
Insulation performance GB/T 25119-2010 to 12.2.9
Insulation resistance DC500V, 60S Pressure AC500V, 60S
Insulation resistance greater than 50 M, leakage current less than 5mA, pass
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