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Summary of Contents for Ebyte E850-DTU
- Page 1 E850-DTU(4440-4G)
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Page 2: Table Of Contents
4.4.2 User defineddd register ....................25 4.4.3 Heartbeat package ......................27 4.4.4 Heartbeat packet time ....................28 4.4.5 Ebyte cloud transparent transmission ................. 29 4.4.6 Read IMEI ........................29 4.4.7 Read SN .......................... 29 4.4.8 Read base station location LBS ................... 29 Important Notes ............................ - Page 3 Ebyte Electronic Technology Co., Ltd E850-DTU(4440-4G) usermanual Revision history ............................31 About us ..............................31 Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd...
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Page 4: Feature
Note: Products can be customized, such as conditional control (how to output based on input state) 1. Quick start This chapter is a quick introduction to the E850-DTU(4440-4G) series. It is recommended that users read this chapter carefully and follow the instructions. It will have a systematic understanding of the product, and users can also select the chapters of interest as needed. -
Page 5: Connection
Ebyte Electronic Technology Co., Ltd E850-DTU(4440-4G) usermanual 1.1 Connection 1.1.1 RS485 connection 1.1.2 Switch input connection 1.1.3 Relay output connection Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 6: Analog Input Connection
E850-DTU(4440-4G) usermanual 1.1.4 Analog input connection 1.2 Quick instruction Cable connection: The computer connects to the E850-DTU(4440-4G) via USB to RS485. Network connection: Insert SIM card in power-off state. Power supply: E850-DTU(4440-4G) working voltage is DC 8-28V. 1.2.1 RS485 control Select the port, click “Search”, and search the device. -
Page 7: Network Control
1.2.2 Network control At the website: http://yun.cdebyte.com/www/data_direct，The acquisition can be controlled by commands, and the command supports the Modbus TCP/RTU protocol. Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 8: Introduction
E850-DTU(4440-4G) usermanual 2. Introduction E850-DTU(4440-4G) is a network IO product that supports 4 switch inputs (default dry contact), 4 analog inputs, and 4 relay outputs. Support Modbus TCP/RTU protocol. The product is highly easy to use and can be easily and quickly integrated into your system for 4G-based remote control. - Page 9 Analog input pin, forming an input with AIG Analog input ground Can be paired with AI 1 AI 2 Analog input 2 Analog input pin, forming an input with AIG Analog input ground Can be paired with AI 2 Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd...
- Page 10 Analog input channel 1 indication Green LED, large enough input (≥0.5mA) lights up AI 2 Analog input channel 2 indication Green LED, large enough input (≥0.5mA) lights up AI 3 Analog input channel 3 indication Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd...
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Page 11: Reload Button Description
0x0000 or DO1 switch output Read/Write (0x0010) 0xFF00（0x05 00018 0x01 DO2 switch output Read/Write function code） (0x0011) 0x05 0-1（0x01、 00019 0x0F DO3 switch output Read/Write 0x0F function (0x0012) code） 00020 DO4 switch output Read/Write Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... - Page 12 ASCII) 40122 Server port Read/Write 1 - 65535 0x03 (0x0079) 0x06 Protocol type 40123 Read/Write 0 - 1 0x10 (UDP、TCP) (0x007A) 40124(0x007 User defineddd Read/Write package 40146(0x009 Registration Read/Write 0 - 4 package Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd...
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Page 13: Modbus Address Table
19200 38400 57600 115200 3.4 RS485 Serial port parity bit value table Serial port parity bit value table 0 (default) No parity Even parity Odd parity 3.5 Configure parameters through the host computer Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 14: Function
In the slave mode, the device can directly connect to the device in the master mode through the 485 bus. When the slave is not connected to the network, the network can also access the data of the slave through the master. Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 15: Master Mode
485 bus will be transmitted to the network, the data transmitted from the network will be transmitted to the network 485 bus. This function of the host mode enables device cascading and data transfer between the 485 bus and the network. Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 16: Io Basic Function
Protocol Length identifie Start address of switch identifie identifier code quantity 00 01 00 00 00 04 Transmi Unit Functi Receive ssion Protocol Switch Output Length identifie Bytes returned identifie identifier Value code Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... - Page 17 Function code 0x0F writes DO2, DO3 switch output, making NC2, COM2 disconnected, NO2, COM2 closed; making NC3, COM3 disconnected, NO3, COM3 closed. Write value should be 0x03, corresponding to binary bit 0000 0011 Modbus RTU protocol write switch output: Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd...
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Page 18: Read Switch Quantity Di Input
DI3 and COM3 are shorted, DI4 and COM4 are not shorted. The input switch value is 0x05, corresponding to the binary bit 0000 0101, and the lower four bits represent the switch input value, which are in turn DI4, DI3, DI2, DI1. Modbus RTU protocol read switch input: Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 19: Read Analog Quantity Ai Input
26 DA 23 BF Receive Device ModBus Function Bytes returned Write value CRC code address code Modbus TCP read analog quantity input: Send 00 01 00 00 00 06 00 10 00 01 Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 20: Analog Quantity Input Ai Range Setting
4.2.4 Analog quantity input AI range setting When register 0x40084(0x0053）is 0, analog quantity input range is 0 -- 20mA; When register 0x40084(0x0053）is 1, analog quantity input range is 4 -- 20mA; Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 21: Io Special Function
00 03 Receiv Transmis Unit Functi Protocol Bytes DI1 count DI2 count sion Length identifie identifier returned value value identifier code ⚫ Clear to zero pulse count value Function code: 06，Writing hoding register Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 22: Switch Quantity Input Di Report Automatically
The corresponding Modbus register is 40082 (0x0051), and the value corresponds to the function: Turn off switch quantity input report automatically function Switch quantity input report automatically via RS485 Switch quantity input report automatically via 4G Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 23: Switch Quantity Output Do Time Setting
DO2 are in the closed state (relay NO, COM is closed), DO3, DO1 are disconnected (relay NO, COM is disconnected), the corresponding register value is 00001010, that is 0xa0, "1" is the closed state, and "0" is the disconnected state. Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 24: Network Function
IP or domain name needs to be considered when writing the IP register, that is, how many registers need to be occupied. For example, write the above IP into the modbus register: Modbus RTU protocol write Socket register: Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 25: User Defineddd Register
The length of the registration packet value is 10, which corresponds to 0x0A in hexadecimal. Like the IP registers, unused register value registers can be filled with "0" or not filled Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... - Page 26 00 01 00 0A 41 42 43 44 45 46 47 48 49 00 17 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd...
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Page 27: Heartbeat Package
52 9E 00 00 00 00 00 00 00 00 00 00 00 00 00 00 Device Send ModB ctio Regist Addr Write value code addres length Rece 00 92 00 16 E0 2A Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 28: Heartbeat Packet Time
Length identifie Address Register length identifier identifier code 00 01 00 00 00 06 00 A8 00 05 Transmis Unit Functi Protocol Register Receive sion Length identifie Address identifier length identifier code Copyright © 2012–2019，Ebyte Electronic Technology Co., Ltd... -
Page 29: Ebyte Cloud Transparent Transmission
E850-DTU(4440-4G) usermanual 4.4.5 Ebyte cloud transparent transmission The Ebyte cloud transparent transmission function can be turned on or off. The register corresponding to this function is 40170 (0x00A9), which supports 0x03, 0x06, 0x10 function codes： When the value of this register is 0x0000, the cloud transparent transmission function is turned off;... -
Page 30: Important Notes
4C 41 43 3A 38 31 32 46 2C 43 49 44 3A 38 30 35 36 42 30 38 Important Notes ⚫ All rights to interpret and modify this manual belong to Ebyte. ⚫ This manual will be updated based on the upgrade of firmware and hardware, please refer to the latest version. -
Page 31: Revision History
Initial version Huaa 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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