DAQGPCT485 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 builtin 32bit ARM series MCU and highprecision metering chip and is a multipoint calibrated current conversion module It has the characteristics of high precision and fast response DAQGPCT485 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 selfcontrol system equipment OEE open rate industrial Internet rural power transformation projects and other scenarios of current monitoring and acquisition scenarios 2 Service Concept Our company solemnly promise you You buy more than just products but also meticulous and thoughtful technical support We provide free remote guidance remote configuration and commissioning services and send data to the server specified by the customer Free IOT solution consulting services 3 Product Characteristic Parameters Line Sequence Definition Red12V BlackGND Yellow485A White485B Length of LineDefault 1 meter Acquisition Characteristic Current detection range AC 02A100AOther large range transformers can be customized Electrical Characteristic Power supply mode524V DC Operating power consumption05W Operating frequency5060Hz Communication Characteristic Transmission modeRS485 Communication protocol Modbus RTU Structural Characteristic MaterialABS plastic housing Installation methodBuckle mounting Working Environment Temperature 20C70C Storage Environment Temperature 20C80C 4 The Core Advantages of the Product High precision measuring chip high measurement accuracy Open type design easy to install Easy installation and fast deployment helping IOT projects land quickly 5 Description of the Modbus Communication Protocol 51 Serial Port Communication Parameters Baud rate9600 Data bit8 Verify NONE Stop bit1 52 Function Code Definition The upper computer uses 03 function code to read data or receive alarm data The host computer controls the lower machine equipment transformer using 06 function code