ABB 70EA01B-ES analog input module

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ABB 70EA01B-ES Analog Input Module Data Sheet

Main Specifications

• Model: 70EA01B-ES

• Type: Analog Input Module

• Function: Converts field analog signals into digital signals for industrial automation and process control

• Input signal types: 0–20 mA / 4–20 mA current

• Number of channels: 4 channels

• Resolution: 12-bit

• Accuracy: ±0.2% FS

• Input impedance: 50 Ω (current input)

• Sampling rate: Up to 500 Hz per channel

• Supply voltage: 24 V DC

• Communication protocols: Supports ABB industrial bus, MODBUS

• Operating temperature: 0°C to +55°C

• Mounting: DIN rail or panel

• Protection rating: IP20

• Power consumption: ≤ 3 W

Features and Advantages

1. High-precision acquisition — Provides stable and reliable current signal acquisition.

2. Multi-channel input — Simultaneously collects multiple analog signals for complex industrial systems.

3. Modular design — Facilitates installation, expansion, and system integration.

4. Industrial-grade reliability — Resistant to interference, high temperature, vibration, and EMI.

5. Flexible communication — Seamlessly integrates with ABB control systems.

6. Easy maintenance — Modular design allows quick replacement.

Typical Application Areas

• Analog signal acquisition for PLC and DCS systems

• Process control and monitoring systems

• Sensor data acquisition and processing

• Industrial automation production lines

• Process industries: chemical, pharmaceutical, food processing, and electronics manufacturing

Precautions

1. Verify module voltage, current, and input signal types compatibility with the system before installation.

2. Avoid use in high humidity, high temperature, or corrosive environments; ensure proper cooling.

3. Follow electrical wiring standards to prevent short circuits or signal interference.

4. Regularly check module status to ensure accurate and reliable analog signal acquisition.

5. Power off before maintenance or replacement to ensure safe operation.

The structure and details of the product：

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