ABB H&B Contronic LM 21 Module LM 21 H&B Contronic

ABB H&B Contronic LM 21 Module LM 21 H&B Contronic

Product Overview

Full name: ABB H&B Contronic LM 21 Module

Manufacturer: Manufactured by ABB in conjunction with Hartmann & Braun.

Model number: LM 21.

Product features

Excellent signal processing capability: It can accurately acquire, convert and process a wide range of industrial signals to ensure the accuracy and stability of the signals, so as to achieve precise monitoring and control of various parameters in the industrial production process, and effectively improve the quality and efficiency of production.

High reliability: the use of high-quality electronic components and advanced manufacturing processes, has a strong anti-interference ability, can be in the harsh industrial environment for a long time and stable operation, reduce the probability of equipment failure, to protect the continuity of production, reduce downtime and maintenance costs.

Good compatibility and scalability: good compatibility with other modules of ABB H&B Contronic series and related equipment, can be easily integrated into the existing automation control system, and can be flexibly expanded according to user needs, to meet the needs of different scales and complexity of industrial automation control.

Technical Parameters

Operating voltage: support a variety of common industrial voltage standards, but the specific operating voltage should be based on the actual application scenarios and system configuration to determine.

Input and output points: equipped with multiple input and output channels, different models and configurations correspond to a different number of analogue input and output, digital input and output channels, in order to meet the needs of a variety of industrial control applications on the different types and number of signals.

Communication interface: with Profibus DP, Modbus RTU and other standard communication interfaces, it supports high-speed data communication with the host computer, other controllers or field devices, which is convenient for the distributed control and centralised management of the system.

Application Fields

Industrial automation production line: Widely used in automation production line of automobile manufacturing, machinery processing, food and beverage production, pharmaceutical and other industries, it can realise precise control of production equipment and process flow, such as monitoring and controlling the parameters of temperature, pressure, flow rate, liquid level, etc., as well as automated control of motors, valves, conveyor belts, etc., so as to improve the production efficiency and quality of products.

Process control industry: in the chemical industry, petroleum, natural gas, electric power and other process control fields, as a key control unit for automated control and optimisation of complex processes, to ensure the safe and stable operation of the production process, while reducing energy consumption and environmental pollution.

Intelligent buildings and energy management: in intelligent buildings, it can be used for automated control and energy management of air-conditioning systems, lighting systems, water supply and drainage systems, etc., to achieve energy saving and emission reduction and comfortable indoor environmental control; in the energy management system, it can be used to monitor and control energy production, transmission and distribution, and improve the efficiency of energy use.

QAL3 monitoring is available as an option in the gas analyzer. It is  used to fulfill the requirements according to EN 14181 for storage  and analysis of device adjustment data. The QAL3 monitoring option features the following functions:  

• Automatic acquisition, verification and documentation of drift  and precision at zero and reference points  

• Reporting via CUSUM and Shewhart control charts  

• QAL3 data storage in the gas analyzer (maximum 1 year)  

• QAL3 data display and read-out as well as parameter setting  via web browser  

• Status messages on deviations beyond requirements  

• Data export for further processing with spreadsheet programs