ABB 70AA02B-E HESG447388R1 is a high-precision voltage signal output module designed for industrial automation. It is widely used in process control, equipment drive and system integration scenarios.
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Manufacture |
ABB |
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Model Number |
70AA02B-E |
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Ordering Number |
HESG447388R1 |
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Country Of Origin |
Sweden |
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HS CODE |
8538900000 |
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Dimension |
13*20*6CM |
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Packing Dimension |
15*22*8CM |
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Weight |
0.8kg |
Technical Parameters
Input voltage: 24 VDC (compatible with wide voltage input 85-264 VAC).
Number of output channels: multi-channel (the specific number of channels needs to refer to the model configuration, commonly 1-4 channels).
Output range: 0-10V, 0-5V, 1-5V (programmable adjustment).
Resolution: 16 bits (signal conversion accuracy).
Communication interface: ABB 70AA02B-E HESG447388R1 supports Modbus TCP, RS-485 and other protocols, and can be integrated into PLC/DCS system.
Protection level: IP20 (basic dustproof and electrical isolation).
Core Functions and Features
Multi-channel voltage output: ABB 70AA02B-E HESG447388R1 supports 0-10V, 0-5V, 1-5V and other standard voltage signal outputs, adapting to the speed regulation and feedback control requirements of inverters, servo motors and other equipment.
High-precision conversion: built-in 16-bit high-precision DAC (digital analog converter), output accuracy of ±0.1%, ensuring industrial-grade stability.
Wide temperature operating range: ABB 70AA02B-E HESG447388R1 supports -40℃ to +85℃ Extreme temperature environment, suitable for harsh scenes such as power and chemical industry.
Anti-interference ability: Passed EMC (electromagnetic compatibility) certification, can operate stably in high noise environment to avoid signal distortion.
Core Advantages
High precision and reliability: Better than Siemens SITOP series, suitable for complex industrial scenes.
Redundant compatibility: Some models support hot-swap and redundant configuration to improve system fault tolerance.
Compatible components: ABB 70AA02B-E HESG447388R1 can be used with ABB TU841 I/O expansion module and PM511V16 processor to build distributed control system, support and HESG series modules (such as HESG447038R1 input module) to work together.
