1 Product Overview
DAQ-GP-CT485 split core current transformer is a kindof current sensor (transformer) which can convert AC analog signal into RS485digital signal launched by Shanghai Data Acquisition IOT Technology Co., LTD.The product has built-in 32-bit ARM series MCU and high-precision meteringchip, and is a multi-point calibrated current conversion module. It has thecharacteristics of high precision and fast response. DAQ-GP-CT485 can directlyinteract with common data acquisition gateways, DTU, programmable controllerPLC, and host computer.
This product is widely used in AC motor, lightingequipment, air compressor, heating ventilation and air conditioning equipment,building self-control system, equipment OEE open rate, industrial Internet,rural power transformation projects and other scenarios of current monitoringand acquisition scenarios.
1 Service Concept
Our company solemnlypromise you:
You buy more thanjust products, but also meticulous and thoughtful technical support.
We provide free remoteguidance, remote configuration and commissioning services, and send data to theserver specified by the customer.
Free IOT solution consultingservices!
2 Product Characteristic Parameters
Line Sequence Definition
Red:+12V Black：GND Yellow：485A White：485B
Length of Line：Default 1 meter
Acquisition Characteristic
l Current detection range: AC 0.2A-100A，Other large range transformers canbe customized
Electrical Characteristic
l Power supply mode：5~24V DC
l Operating power consumption：0.5W
l Operating frequency：50-60Hz
Communication Characteristic
l Transmission mode：RS485
l Communication protocol: Modbus RTU
Structural Characteristic
l Material：ABS plastic (housing)
l Installation method：Buckle mounting
Working Environment
l Temperature: -20°C～70°C
Storage Environment
l Temperature: -20°C～80°C
3 The Core Advantages of the Product
? High precision measuring chip, high measurementaccuracy
? Open type design, easy to install
? Easy installation and fast deployment, helping IOTprojects land quickly
4 Description of the Modbus Communication Protocol
4.1 Serial Port Communication Parameters
Baud rate：9600 Data bit：8 Verify：NONE Stop bit：1
4.2 Function Code Definition
The upper computer uses 03 functioncode to read data or receive alarm data.
The host computer controls the lowermachine equipment (transformer) using 06 function code.
If you want know more and more details, please add my whatsapp:+8619936624847
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