DAQ-IOT 4G NB-IOT LoRa WiFi CT Electrification Undamage Installation Wireless Micropower Consumption Current Temperature Measurement Acquisition Terminal

DAQ-IOT 4G NB-IOT LoRa WiFi CT Electrification Undamage Installation Wireless Micropower Consumption Current Temperature Measurement Acquisition Terminal

1           Product Overview

 

SC-LP-CT LoRa radio current temperature acquisition sensor terminal is equipped with low power consumption and high sensitivity of open transformer, through the principle of electromagnetic induction will a side high current conversion side secondary small current, and then used for current monitoring, can be sensitive to detect the line current size, monitoring circuit current is greater than the product start current, the sensor into the normal working mode, collecting temperature, current and other related data, upload to the acquisition device through wireless communication. If the line is in no load or the load current is less than the starting current, the sensor remains operating with an internal battery supply.

The sensor terminal supports 4G / NB-IOT / LoRa / WiFi communication mode (the battery power supply adopts NB-IOT / LoRa communication mode by default) to overcome the wireless communication occlusion caused by the special field environment, greatly simplify the site deployment time and reduce the construction cost. The measuring current range is wide, using high quality magnetic core material, open and closing structure, easy to install, it is used for AC motor, lighting equipment, air compressor, heating and ventilation and air conditioning device, self-control system of buildings, industrial urban network, rural grid transformation project and other scenarios of current monitoring and collection.

Model

Characteristics of the Description

SC-LP-CTLoRa

SC-LP-CTNB

NB-IOT / LoRa communication, long life lithium battery power supply, suitable for low acquisition frequency, difficult external power supply occasions.

SC-GP-CT4G

220V AC / 12V DC power supply, suitable for high acquisition frequency or convenient external power supply occasions. Because the device is on line for a long time by default, it can support remote configuration parameter debugging, and the site only needs to install and connect the power.

2          Service Concept

Our company solemnly promise you:

 You buy not only the product, but also the meticulous and thoughtful technical support services!!!( =^_^= )

 This product, the site only needs ordinary workers to install electricity can be! No debugging!

 We provide free remote guidance, remote configuration and debugging service, and send the data to the user-specified cloud platform.

Free Internet of Things solution consulting services!

3          Product Features

3.1     Current Acquisition Characteristics

  • Collection Type: AC
  • Current Range: AC1A~400A
  • Maximum Input: 100% (continuous) / 150% (1 min)
  • Current Accuracy Level: ± 1%FS
  • Energy Source: power frequency magnetic field or internal replaceable lithium battery (540 mAh)
  • Maximum Power Consumption: 0.1W
  • CT Power Minimum Starting Current: 0.5A~1A, AC
  • Minimum Start Current Cold Start Time: 4min
  • Acquisition Frequency: power frequency magnetic field: 5s battery: 3min

3.2     Temperature Acquisition Characteristics (Optional)

  • Acquisition Type: Electrical contact point temperature
  • Temperature Range: -40℃ to + 150℃
  • Temperature Accuracy level: ± 2℃

3.3     Electrical Character

  • Power Supply Mode: battery power supply or 12V DC / 220V AC
  • Insulation Impedance:> 100 MΩ (primary / secondary room)

3.4     Mutual Communication Characteristics

  • Wireless Frequency: 433 MHz
  • Transmission Distance: an open space of 50m
  • Wireless Transmission mode: LoRa

3.5     Gateway Communication Features

  • Communication Interface: Default RS485
  • Wireless Transmission Mode: 4G / NB-IOT / LoRa / WiFi
  • Communication Protocol: MQTT / TCP / UDP / HTTP / SSL / ModBus RTU, and other protocols can be customized
  • Data Forwarding: any public network server
  • Number of Gateway Server Centers: up to support data reporting to 7 cloud servers at the same time.
  • Heartbeat Packet: support custom heartbeat packet, can be set to signal intensity.
  • Registration Package: support custom registration package, can be set to IMEI code.
  • Positioning: Support LBS base station positioning to facilitate the query of device location.

3.6     Structural Property

  • Material: PC plastic (enclosure)
  • Main Body Protection level: IP 42
  • Body Size: 65mm 36mm 63mm
  • Transformers Probe Structure: open-mouth type
  • Main Body Installation Method: wall hanging or screw fastening
  • Installation Mode of the Transformer Sensor: suspension installation
  • Installation Method of Temperature Probe: belt binding type installation

3.7     Electromagnetic Compatibility

Electric fast transient pulse group immunity test

Perform the standard GB / T 17626.4; IEC 61000-4-4

Level: Level (2kV, 4kV)

Electrostatic discharge immunity test

Perform the standard GB / T 17626.2; IEC 61000-4-2

Grade: Grade (contact discharge 6kV, air discharge 8kV)

RF electromagnetic field radiation immunity test

Perform the standard GB / T 17626.6; IEC 61000-4-3

Grade: Level of (10V / m)

Power-frequency magnetic field immunity test

Perform the standard GB / T 17626.8; IEC61000-4-6

Grade: Class IV

3.8     Working Environment

  • Ambient Temperature: -25°C~75°C 
  • Humidity: 0~95% (non-condensing)

 

4          Product Core Advantages

v  Simple installation, fast deployment, help the Internet of things project quickly landing.

v  Support live non-destructive installation, the user equipment does not need to power shutdown during installation

v  The gateway supports custom registration package and heartbeat package, facilitating the platform to distinguish devices.

v  Gateway supports any private Internet of Things cloud platform and configuration software, providing data protocol docking.

v  Non-invasive measurement, which does not affect the normal operation of the equipment.

v  The gateway supports remote configuration parameters and FOTA remote upgrade to minimize personnel cost for site construction and maintenance.

5          Data Reporting Communication Protocol

5.1     Protocol Parsing Instructions

For UDP / TCP / MQTT / HTTP and other push methods, users should provide the public network IP (or domain name) address and port number of the cloud server to receive the data.

Example of JSON format:

{"A":56.7,"B":55.8,"C":49.3,"D":1.2,"deviceID":"860344048491162"}

Message analysis:

{

       "A": 56.7, / / 1st route current value

       "B": 55.8, / / 2nd way current value (optional)

       "C": 49.3, / / 4th way current value (optional)

       "D": 1.2, / / 4th route current value (optional)

       "deviceID": "860344048491162" / / Device ID

}

5.2      Agreement Customization

If you need to customize other communication protocols, you can contact the business personnel to communicate. This product order over 1000 yuan, free customized communication protocol.

6          Platform Docking

6.1     Default Platform

The product is connected to our designated industrial Internet of Things platform by default, and the platform interface is as follows:

Computer-side browser interface

Mobile terminal WeChat access interface

6.2     The User Specifies the Platform

Take the connection of Ali Cloud platform as an example. After users create products and add devices on the Ali Cloud Internet of Things platform, users need to provide a triad: {ProductKey, DeviceName, DeviceSecret} and the MQTT theme to be released.

For example, the value of triples are:

ProductKey = b0FMK1Ga5cp

DeviceName = 862991419835241

DeviceSecret = y7MTCG6Gk33Ux26bbWSpANl4OaI0bg5Q

 

7          Application Cases

Monitoring of the working status / duration of the equipment

8          Installation and Maintenance

8.1     Battery Replacement

The sensor is powered by high-performance lithium battery, and the service life is up to 5 years. Please replace the battery after the service life.

Note: The measured current is greater than the starting current 1A, the sensor enters the normal working mode, collects the temperature, current and other relevant data regularly, and uploads it to the gateway device wirelessly. If the line is in no load or the load current is less than the starting current, the sensor uses an internal battery supply to maintain low power consumption.

8.2     Pilot Lamp

The sensor provides an indicator light for wireless communication when the indicator light shines.



 

9          Equipment Size




10    Contact Us

Website: www.daq-iot.com

Tel: +8619936624847

Email: shengrunan@daq-iot.com

WhatsApp：+8619936624847

 

评论

发表评论

此博客中的热门博文

DAQ-IOT Modbus RTU RS485 Split Core Current Transformer CT AC Analog Signal Coil Sensor DC 12V 5A DC Current Transformer Power On or Off Status Monitoring

图片
DAQ-IOT Modbus RTU RS485 Split Core Current Transformer CT AC Analog Signal Coil Sensor DC 12V 5A DC Current Transformer Power On or Off Status Monitoring 1             Product Overview DAQ-GP-CT485 split core current transformer is a kind of current sensor (transformer) which can convert AC analog signal into RS485 digital signal launched by Shanghai Data Acquisition IOT Technology Co., LTD. The product has built-in 32-bit ARM series MCU and high-precision metering chip, and is a multi-point calibrated current conversion module. It has the characteristics of high precision and fast response. DAQ-GP-CT485 can directly interact with common data acquisition gateways, DTU, programmable controller PLC, and host computer. This product is widely used in AC motor, lighting equipment, air compressor, heating ventilation and air conditioning equipment, building self-control system, equipment OEE open rate, industrial Internet, rural power ...
阅读全文

Construction of Groundwater Monitoring and Intelligent Management and Control System Based on Internet of Things and Digital Twin Technology

图片
(1)  This project uses the Internet of Things, digital twins and numerical simulation technologies to build an automatic control and integrated display service system, construct an underground three-dimensional data base, and realize automatic monitoring of continuous changes in groundwater levels and water quality through a data acquisition platform. The automatic control system and mobile management APP are used to realize remote control of control cabinets and intelligent valves for recharge and backflow operations. The main construction tasks are as follows: (1) Construct an underground three-dimensional data base. According to the project construction requirements, the underground three-dimensional data base is constructed through digital twin technology, and the recharge wells and key equipment and facilities are finely modeled. The dynamic changes of groundwater levels are simulated using numerical simulation technology. (2) Build an automatic control and integrated display ...
阅读全文