ABB D674A906U03 HART Transmitter Cartridge Module

Product Description

The ABB D674A906U03 is a plug-in electronic cartridge for ABB 300 series pressure transmitters. It is a high-performance HART transmitter core assembly, responsible for sensor signal conditioning, A/D conversion, measurement calculation and HART digital communication. It converts pressure sensor signals into standard 4-20mA analog output with HART digital protocol, widely used for pressure and differential pressure measurement in process industries.

Features

• Plug-in replaceable cartridge for ABB 300 series pressure transmitters
• Supports 4-20mA analog output + HART 7 digital communication protocol
• High precision signal processing, on-board temperature compensation circuit
• Remote configuration, calibration, diagnostic and parameter upload via HART communicator
• Built-in device self-diagnosis, sensor fault and loop error detection
• Compact integrated design, easy on-site replacement without re-calibration in many cases
• Wide operating voltage range, suitable for two-wire transmitter loop power supply
• EMC compliant, designed for chemical, oil & gas and power plant field environments

Application Scenarios

• Oil & gas, refinery and chemical plant pressure and differential pressure measurement
• Power plant auxiliary system, water treatment and pipeline pressure monitoring
• ABB 300 series pressure transmitter maintenance and spare parts replacement
• Process closed-loop control, flow calculation based on differential pressure
• Field instrument retrofit, HART instrument management system networking

FAQ

Q: What is D674A906U03?
A: It is the HART electronic cartridge core for ABB 300 series pressure transmitters.

Q: What communication protocol does it support?
A: 4-20mA plus HART digital communication protocol.

Q: What is the difference between D674A906U03 and D674A906U01?
A: They are different variants of the same cartridge family with different internal configuration options for transmitter ranges.

Q: Is this cartridge discontinued?
A: ABB 300 series transmitters are legacy instruments; D674A906U03 is supplied as surplus and fully tested refurbished spare parts.