Product Description
Product Overview
The ABB 70EA05a-E is an Analog Input Module designed for use in ABB’s industrial automation systems, specifically within the Procontrol P13 or Advant OCS (Open Control System) platforms. Manufactured by ABB, this module is engineered to convert analog signals from field devices, such as thermocouples or voltage sources, into digital signals for processing by the control system. It is commonly deployed in applications like power generation, oil & gas, and manufacturing, where precise measurement of analog inputs is critical. The “70EA05a-E” is the specific model designation, often associated with part number **HESG447419R0001** or **HESG447419R1**, reflecting its configuration within ABB’s Procontrol series.
Technical Specifications
The 70EA05a-E has the following specifications based on supplier data and inferred characteristics from similar ABB modules:
| Item | Specification |
|---|---|
| Model/Part Number | 70EA05a-E (HESG447419R0001 / HESG447419R1) |
| Manufacturer | ABB |
| Description | Analog Input Module |
| Series | Procontrol P13 / Advant OCS |
| Power Supply | 24 V DC |
| Input Channels | 8 (typical for analog input modules) |
| Input Type | Thermocouple, voltage (e.g., -50 mV to +50 mV) |
| Accuracy | 0.1% (high precision) |
| Operating Temperature | 0°C to 55°C (32°F to 131°F) |
| Weight | Approximately 0.5 kg (1.1 lbs) |
Additional Details
The 70EA05a-E includes the following additional information based on its standard use and supplier documentation:
| Category | Details |
|---|---|
| Function | Converts analog signals (thermocouple/voltage) to digital for DCS |
| Mounting | Plugs into ABB control system rack or backplane |
| Connectivity | Terminal blocks for field wiring, bus connection to controller |
| Features | High accuracy, fault diagnostics, compact design |
| Certifications | Designed for industrial standards (e.g., CE) |
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