INTELLIGENT CONTROL ZHC4931 Manuel utilisateur
ZHC4931
User Manual
V1.0
ZH Intelligent Control—4G.RTU
ZHC4931
User Manual
CHENGDU ZONGHENG INTELLIGENT CONTROL CO., LTD.
All rights reserved
ZHC4931Manual Public
Chengdu Zongheng Intelligent Control Co., Ltd www.iotrouter.com
Functions
◆Support 1 relay outputs
◆Support 2 DI (dry / wet node) inputs
◆Support analog (current) inputs
◆Support 8 conditional control instructions for more convenient control
◆Support 1 RS485 / RS232（Only choose one）
◆Support serial heartbeat package
◆Support multiple function codes：01、02、03、04、05、06、0F、10
◆Support setting direction of data report
◆Support TCP_Client、HTTP_Client
◆Support 2 working modes：master mode, slave mode，master mode supports
RS485 cascading multiple Modbus devices
◆Compatible with Modbus RTU/TCP
◆Support cloud forwarding and cloud networking
◆Support local and remote upgrade
◆Support hardware watchdog
◆Multiple indicators show working status
◆Support domain name address resolution
◆Support setting APN
◆Support signal quality inquiry
◆Support SIM card number query
◆Support heartbeat package
◆Support registration package in any format to ensure the legality and
uniqueness of the device identity
◆Provide one switch output
◆Relay adopts photoelectric isolation
◆Relay keeps long open and close status
◆Support timing flip status
◆Support setting relay start status
◆ZHC4931G supports GPS
Note: * indicates under development
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CONTENT
Before the declaration, the company has the right to change the contents of this manual according
to the needs of technological development..........................................................................................I
The copyright of this manual belongs to Chengdu Zongheng Intelligent Control Technology Co.,
Ltd. Anyone who reproduces it without our written consent will bear the corresponding legal
responsibility........................................................................................................................................I
1.Product Description..........................................................................................................................1
2.Quick start........................................................................................................................................ 2
3.Product Features...............................................................................................................................6
Upgrade steps.................................................................................................................................... 16
Inquire：55 03 00 12 00 01 29 DB...................................................................................................20
Setting example................................................................................................................................. 26
Effect:................................................................................................................................................ 27
4.Applications....................................................................................................................................43
Steps.................................................................................................................................................. 49
Step 2:................................................................................................................................................50
5.Modbus Instruction frame.............................................................................................................. 52
6.Update History............................................................................................................................... 53
7.CONTACT US...............................................................................................................................53
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Foreword
Thank you for using the ZHC4931 RTU product provided by Chengdu Zongheng
Intelligent Control Technology Co., Ltd.
Please read this user manual carefully before using to understand the powerful functions
of the product and detailed description of various parameters.
If you encounter problems during use, you can submit to our customer support center.
Whatsapp/TEL:+8618982006591
Web: www.iotrouter.com
This product is mainly used for GSM / GPRS / CDMA / WCDMA / LTE wireless data
communication. For specific technical specifications and performance parameters, please
refer to the "ZHC4931 Specification".
This manual aims to explain some software parameters and equipment function
mechanism of ZHC4931. It is recommended that users read this manual carefully before
using this product, in order to quickly understand the product usage method and work flow.
Copyright Notice
Before the declaration, the company has the right to change the contents of this manual
according to the needs of technological development.
The copyright of this manual belongs to Chengdu Zongheng Intelligent Control
Technology Co., Ltd. Anyone who reproduces it without our written consent will bear the
corresponding legal responsibility.
Version Information
Document name: ZHC4931 User Manual
Version: v1.0
ZHC4931Manual Public
Chengdu Zongheng Intelligent Control Co., Ltd II www.iotrouter.com
Modification date: June 14, 2019
Relevant information
“ZHC4931 Specification”
“ZHC4931 Wiring Instructions”
More details:
https://www.iotrouter.com/product21.html
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ZHC4931Manual Public
Chengdu Zongheng Intelligent Control Co., Ltd 1www.iotrouter.com
1.Product Description
1.1 Product Introduction
ZHC4921 is a network IO product that supports 2 dry (wet) node detection, 1 relay
(COM, NO, NC) output, 1 analog (current 4 ~ 20mA) detection, and 1 serial port transparent
transmission. Compatible with Modbus RTU / TCP protocol. With "remote control" as the
core function and high ease of use, users can easily and quickly integrate into their own
systems to achieve remote control based on LTE networks.
1.2 Appearance
P 1
Antenna：GPS antenna (ZHC4931 supports GPS), MAIN (LTE network antenna).
SIM：Press the yellow dot next to the SIM card slot to eject the card tray and insert the SIM card.
DC5~30V（terminal block）：DC5~30V input.
RESET：Factory reset button
DC5~30V（DC Power Socket）：DC5~30V input.
WORK：Device running status indicator
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NET：Network status indicator/Network data receiving indicator
DATA：data transmission indicator
POW：Power indicator
RS485：RS485 interface.
RS232：RS232 interface.
DO：NC is normally closed, COM is common.
DI：DI1 ~ 2 are 2-way dry (wet) node detection, Shares one COM port.
AI: AI is 1 analog signal input.
2.Quick start
This chapter is a quick introduction to the ZHC4931 series products. It is recommended that
users read this chapter and follow the instructions once, and you will have a systematic
understanding of the equipment.
2.1 Hardware environment
Test data flow topological graph：
P 2 Test Data Flow Topological Graph
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Wiring: PC is connected to ZHC4931 via USB to RS485 tool.
Networking: Insert the SIM card before the device is powered on.
Power supply: DC5 ~ 30V.
After powering on, open the corresponding serial port, and then you can control the ZHC4931
through Modbus protocol.
2.2 USE
Chart 1 Test Initial Parameters
ITEM
Parameter
Network work
mode
TCP_Client(Network data transparent transmission)
Server Address
115.28.86.143
Server port
55000
Serial working
mode
Host mode
Serial parameters
Baud rate: 115200 Stop bits: 1 Data bits: 8 Parity bits: None
2.2.1 Serial control
Step 1：Open the setting software, select the correct serial port number, configure the correct
serial port parameters, and open the serial port.
P3 Set software serial port configuration
Table des matières
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