3RT2018-1AN21 SIEMENS I/O module

Description

3RT2018-1AN21 SIEMENS I/O module

Product Dimensions：

Product Description

Siemens I/O modules are versatile interface components designed for both centralized and distributed automation architectures. They consist of input channels that receive data from sensors and output channels that send commands to actuators. These modules are built with a modular philosophy, allowing them to be mounted on a backplane bus alongside a CPU or installed in remote interface headers via industrial networks. The design emphasizes high electromagnetic compatibility, vibration resistance, and a compact form factor to maximize cabinet space.

Product Parameters

The technical specifications of these modules are tailored to meet diverse industrial requirements, focusing on signal integrity and speed:

• Signal Variety: Support for digital (binary) signals, analog (current/voltage) signals, and technological functions like high-speed counting.

• Voltage Standards: Compatibility with industrial standards such as 24V DC, 120V AC, and 230V AC.

• Resolution and Accuracy: High-bit resolution for analog modules ensures precise measurement of physical variables.

• Channel Density: Configurations range from low-density 4-channel modules to high-density 32 or 64-channel variants.

• Response Time: Optimized internal processing cycles to support real-time control and fast motion applications.

• Ingress Protection: Available in various IP ratings depending on whether they are for cabinet installation or machine-mount environments.

Product Advantages

• Modular Scalability: Users can customize the I/O configuration to the exact needs of the machine, reducing unnecessary hardware costs.

• Smart Diagnostics: Integrated hardware monitoring can detect and report faults such as wire breaks, short circuits, or supply voltage failures.

• High Availability: Support for hot-swapping and redundant configurations ensures that critical processes remain online during maintenance.

• Simplified Engineering: Full integration with software engineering frameworks allows for easy drag-and-drop configuration and automatic address mapping.

• Robustness: Engineered to operate in extreme conditions, including high temperature ranges and areas with significant mechanical stress.

Important Considerations and Precautions

• Electrical Isolation: Ensure that the module provides sufficient galvanic isolation between the field side and the logic side to prevent damage from power surges.

• Wiring Discipline: Follow strict separation between high-voltage power lines and low-voltage signal cables to avoid inductive interference.

• Load Calculation: Verify that the total current consumption of all connected I/O modules does not exceed the capacity of the power supply or the backplane bus.

• Firmware Compatibility: Ensure the module firmware version is compatible with the PLC CPU and the engineering software version being used.

• Grounding: Proper functional grounding of the mounting rail and shield connection is mandatory for stable analog signal processing.

Product Applications

• Automated Production Lines: Coordinating sensors and actuators for assembly, sorting, and material handling.

• Energy Management: Interfacing with power meters and switching devices to monitor and control electricity distribution.

• Process Automation: Managing complex loops in industries like oil and gas, pharmaceuticals, and water treatment.

• Building Technology: Controlling HVAC, lighting, and access control systems through distributed I/O networks.

• Specialized Machinery: Providing high-speed feedback for packaging, printing, and CNC machining equipment.

Shipping Port: Xiamen, China

Payment: Bank of Chicago, Bank of Singapore

Express cooperation: fedex, DHL, UPS and your express account

Service: Professional Sales provides 24 hours /7 days online service

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