I/O modules that support explosion-proof certification (such as ATEX, IECEx) are used in hazardous areas to prevent sparks from causing explosions.
In the field of electricity and energy
1. Substation automation system
Application scenarios: High voltage switchgear monitoring, relay protection device interface, transformer status monitoring.
Key functions:
Digital input collection of circuit breaker opening and closing status, relay protection signals;
Digital output control switch for opening and closing, in conjunction with SCADA system to achieve remote operation;
Supports IEC 61850 communication protocol and seamlessly integrates with power automation systems.
2. Renewable energy generation
Application scenarios: wind turbine pitch control, solar photovoltaic inverter monitoring, energy storage battery management system.
Technical requirements:
The high-speed I/O module processes high-frequency analog signals such as wind speed and torque, with a response time of milliseconds;
Anti electromagnetic interference design, suitable for strong electromagnetic environments such as frequency converters and transformers.
Architecture and Infrastructure
1. Intelligent Building Automation
Application scenarios: Central air conditioning system, elevator group control, security access control linkage.
Typical configuration:
Digital input connects to access control card swiping signal, triggering elevator floor permission control;
Analog output adjusts the opening of the air conditioning chilled water valve to maintain indoor temperature;
Supports BACnet and Modbus protocols, integrated with Building Management Systems (BMS).
2. Municipal engineering and environmental protection equipment
Application scenarios: Start stop control of sewage treatment plant water pumps, water quality monitoring of water plants, and pressure monitoring of urban pipeline networks.
Environmental adaptability:
Wide temperature design (-20 ℃~+60 ℃) suitable for outdoor working conditions;
Moisture proof and dust-proof structure (such as IP65 protection level), suitable for harsh environments such as sewage tanks.
Metallurgical and Heavy Industry
1. Steel rolling production line
Application scenarios: adjustment of roll gap in hot rolling mill, tension control in cold rolling mill, monitoring of material level in blast furnace.
Special requirements:
High power I/O module directly drives hydraulic servo valve (current up to several amperes);
Anti vibration design (such as through ISO 16750 vehicle vibration standard) to adapt to high-frequency vibration environments of rolling mills.
2. Mining and Material Handling
Application scenarios: Mine hoist control, belt conveyor protection, slurry concentration monitoring.
Security mechanism:
Fault safe I/O modules (such as SIL certification) automatically trigger an emergency stop when the sensor is disconnected;
Distributed I/O deployment reduces long-distance cabling interference through remote I/O stations.
Transportation and Rail Transit
1. Railway signal control
Application scenarios: railway station switch conversion, signal light control, train door linkage.
Communication characteristics:
Support MVB (Multi functional Vehicle Bus) and CANopen protocols to meet the real-time requirements of rail transit;
Redundant design (dual power supply, dual communication links) ensures driving safety.
2. Airport baggage handling system
Application scenarios: luggage sorting turntable control, security inspection equipment linkage, conveyor belt speed adjustment.
Efficiency optimization:
The high-speed counter I/O module calculates the baggage throughput and dynamically adjusts the sorting logic;
Multi channel synchronous output controls the coordinated action of multiple motors to reduce luggage congestion.
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wang@kongjiangauto.com