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Introduction — High-Performance Analog Input for Industrial Automation
The ABB 81EA04 GJR2393400R1210 Analog Input Module is designed for accurate and reliable measurement of analog signals in ABB Distributed Control Systems (DCS). It captures precise data from sensors such as temperature, pressure, flow, and level transmitters, providing the foundation for robust process monitoring and automation. Engineered for demanding industrial environments, this module combines high accuracy, electrical isolation, and seamless integration with ABB control racks for reliable operation.
Technical Specifications — Performance & Physical Profile
| Specification | Description |
|---|---|
| Module Type | Analog Input Module |
| Model / Part Number | 81EA04 / GJR2393400R1210 |
| Number of Channels | 16 analog input channels |
| Input Type | Voltage (0–10 V), Current (4–20 mA) |
| Input Range | Configurable per channel |
| Accuracy | ±0.1% of full scale |
| Resolution | 16-bit A/D conversion |
| Update Rate | 5 ms per channel |
| Isolation | Channel-to-system isolation for electrical safety |
| Power Supply | 24 V DC via system backplane |
| Operating Temperature Range | –20 °C to +60 °C |
| Dimensions | 160 mm × 120 mm × 50 mm |
| Weight | ~0.55 kg |
| Mounting | ABB modular rack or DIN rail compatible |
| Compliance / Certifications | CE, UL, RoHS compliant |
