- current receiver 4 20 ma reference design
- Data Acquisition System for 4-20 mA Inputs
- Prozesssteuerung
- Messumformer
TI
RCV420, Precision 4mA to 20mA Current Loop Receiver
4-20mA signal conditioners
TIPD126 – Bridge Sensor Signal Conditioner with Current Loop Output, EMC Protection
TIPD158 – Low Cost Loop-Powered 4-20mA Transmitter EMC/EMI Tested Reference Design
Analog Input 2-wire 4-20mA Transmitters (PDF)
IMPLEMENTATION AND APPLICATIONS OF CURRENT SOURCES AND CURRENT RECEIVERS (PDF)
Analog Devices
MAX12900 – Ultra-Low-Power 4-20mA Sensor Transmitter
CN0314 – Configurable 4-20 mA Loop Powered Transmitter/Receiver using a Micropower Instrumentation Amplifier
CN0314 – Configurable 4-20 mA Loop Powered Transmitter/Receiver using a Micropower Instrumentation Amplifier (PDF)
CN0336 – 12-Bit, 300 kSPS, Single-Supply, Fully Isolated, Data Acquisition System for 4-20 mA Inputs
Modbus RTU Analog Input Data Acquisition
AM140 – Modbus RTU Analog Input Data Acquisition x 4 channels
Analog to Modbus Serial Interface Modules
hackaday 4-20mA, IO, modbus RTU, modbus TCP in ESP32
GitHub
github.com/NamNamIoT/Esp32-Modbus-Lora
github.com/NamNamIoT/Esp32-Modbus-Ethernet
Question / Answer
2-Wire 4-20 mA Sensor Transmitters: Background and Compliance Voltage (Part 1)
Current loop 0-20mA to 0-3.3V convert
Wie Sie mit minimalem Bauteileaufwand einen 4-20-mA-Stromschleifenempfänger entwickeln
4-20 mA to 0-3.3V converter
4 to 20mA any dedicated circuits that work, or ic’s ?
20-mA current loops, Part 1: Basic functions
20 mA current loops, Part 2: Advanced features
Why do industrial sensors measure in 4-20mA to programmable logic controllers?
Practically speaking: 4-20mA current loops
AliExpress
DC 12V 4-20mA 0-5V 0-10V Voltage Signal Acquisition RS485 Modbus RTU Module For PLC Current Transmitter Measuring Instruments
Voltage To Current Module 0-2.5V 0-3.3V 0-5V 0-10V 0-15V 0-24V to 0 -20mA/4 -20mA Current Transmitter Signal Converter Module
Current to Voltage Module 0/4-20mA to 0-3.3V 5V 10V voltage Transmitter Converter signal conversion Module VCC VOUT GND
4-20mA To 0-3.3V 5V 10V Current To Voltage Signal Converter module Adjustable Voltage Transmitter module 4-20ma to 0-5V 0-10V