The Yokogawa AAM21J functions as a high-performance analog input module for the Centum VP and CS 3000 distributed control systems. It captures field signals from sensors and transmitters with exceptional accuracy and stability. This module ensures reliable data acquisition for critical process control applications.
Advanced Signal Processing and Channel Configuration
We design this module with 16 analog input channels for comprehensive signal monitoring capabilities. Each channel accepts standard 4–20 mA current signals from industrial field instruments. The module includes built-in signal conditioning for accurate conversion without external components. Consequently, engineers can connect multiple sensors directly to the control system.
Technical Specifications and Physical Characteristics
The AAM21J utilizes high-resolution analog-to-digital conversion for precise measurement of process variables. It features input isolation to protect the system from electrical noise and ground loops. The module includes diagnostic functions for continuous monitoring of signal integrity and channel status.
| Specification | Details |
|---|---|
| Product Model | AAM21J |
| Module Type | Analog Input Module |
| Compatible Systems | Centum VP, Centum CS 3000, Centum CS 1000 |
| Number of Channels | 16 analog inputs |
| Input Signal Type | 4–20 mA DC |
| Input Resistance | 250 Ω |
| Accuracy | ±0.1% of span |
| Conversion Resolution | High-resolution ADC |
| Isolation | Channel-to-channel and channel-to-system isolation |
| Scan Rate | High-speed scanning for real-time control |
| Diagnostics | Built-in self-diagnostic functions |
| Physical Dimensions | Standard Yokogawa I/O module format |
| Module Weight | Approximately 0.40 kg (0.88 lb) |
| Power Consumption | 5 W maximum |
| Terminal Type | Pressure clamp terminal block |
Seamless Integration with Centum Control Systems
You can configure this module effortlessly using the Centum engineering workstation software. The Yokogawa AAM21J automatically integrates with the system’s I/O database for quick setup. It supports both local and remote I/O configurations for maximum installation flexibility. Therefore, system designers achieve optimal I/O distribution for large-scale process plants.
Furthermore, this module excels in applications requiring high-density analog input monitoring. Industries like oil and gas, chemical processing, and power generation benefit from its reliability. The built-in diagnostics help operators identify wiring faults or sensor failures immediately. This capability minimizes process downtime and ensures continuous production operations.
We source this precision module from Yokogawa Electric Corporation, a global leader in industrial automation and process control. As part of the Centum series I/O family, it guarantees compatibility with existing and new installations. Choosing the AAM21J means investing in reliable analog signal acquisition for your process.
Technical Specifications Overview
| Specification | Details |
|---|---|
| Product Model | AAM21J |
| Module Type | Analog Input Module |
| Compatible Systems | Centum VP, Centum CS 3000, Centum CS 1000 |
| Number of Channels | 16 analog inputs |
| Input Signal Type | 4–20 mA DC |
| Input Resistance | 250 Ω |
| Accuracy | ±0.1% of span |
| Temperature Drift | ±0.01% of span per °C |
| Conversion Resolution | High-resolution ADC |
| Isolation | Channel-to-channel and channel-to-system isolation |
| Withstand Voltage | 1500 V AC for one minute |
| Scan Rate | High-speed scanning for real-time control |
| Diagnostics | Built-in self-diagnostic functions |
| Physical Dimensions | Standard Yokogawa I/O module format |
| Module Width | 30 mm |
| Module Height | 128 mm |
| Module Depth | 120 mm |
| Module Weight | Approximately 0.40 kg (0.88 lb) |
| Power Consumption | 5 W maximum |
| Current Draw | 200 mA from 5 V DC, 100 mA from 24 V DC |
| Terminal Type | Pressure clamp terminal block |
| Status Indicators | LED for channel and module status |
| Operating Temperature | 0 to 50°C (32 to 122°F) |
| Storage Temperature | -20 to 70°C (-4 to 158°F) |
| Series | Centum I/O |
| Manufacturer | Yokogawa Electric Corporation |
Details
| Weight | 0.7 kg |
|---|---|
| Dimensions | 2.5 × 20.3 × 15.2 mm |
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