Introduction
The ABB AI625 (3BHT300036R1) Analog Input Module is a precision signal acquisition component engineered for ABB industrial automation systems. This module is designed to capture analog signals from field instrumentation such as 4–20 mA current loops or voltage‑based sensors and convert them into accurate digital data for processing by PLCs, DCS controllers, and advanced control logic. With robust industrial construction and noise‑resilient design, the AI625 provides dependable performance across demanding process and manufacturing environments.
Technical Specifications
| Specification | Details |
|---|---|
| Model | AI625 (3BHT300036R1) |
| Product Type | Analog Input Module |
| Manufacturer | ABB |
| System Compatibility | ABB modular I/O and control platforms |
| Input Channels | Typically 8 analog channels (configurable) |
| Supported Signal Types | 4–20 mA, 0–10 V analog inputs |
| Resolution | High‑resolution analog‑to‑digital conversion |
| Input Impedance | Industry‑standard per channel |
| Input Protection | Protection against wiring faults and transients |
| Electrical Isolation | Channel‑to‑system isolation |
| Update Rate | Millisecond‑class throughput |
| Mounting | Rack or DIN‑rail compatible |
| Supply Voltage | Standard industrial DC supply (e.g., 24 V DC) |
| Operating Temperature | Industrial operating range |
| Weight | Approx. 0.3 kg |
| Dimensions | Standard modular I/O footprint |
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