Product Description
Product Overview
The Yokogawa AAI141-S50K4A00 is an Analog Input Module designed to process 16 non-isolated inputs, primarily for 4 to 20 mA DC signals from 2-wire or 4-wire transmitters. It supports dual-redundant configuration and includes a KS Cable Interface Adapter, making it a versatile component for industrial control systems.
Technical Specifications
The AAI141-S50K4A00 Analog Input Module has the following specifications (specific to AAI141 unless otherwise noted):
| Item | Specification |
|---|---|
| Model | AAI141 |
| Number of Input Channels | 16, non-isolated |
| Input Signal | 4 to 20 mA DC |
| Allowable Input Current | 27 mA |
| Withstanding Voltage | — |
| Input Resistance (Power ON) | 400 Ω (at 20 mA) to 1000 Ω (at 4 mA) (*2) |
| Input Resistance (Power OFF) | 500 kΩ or larger |
| Accuracy | ±16 µA |
| Data Update Period | 10 ms |
| Step Response Time | 100 ms |
| Transmitter Power Supply | 14.8 V or higher (at 20 mA) (*3), 26.4 V or less (at 0 mA) (output current limit: 27 mA) |
| Setting of 2-wire or 4-wire Transmitter | For each channel by setting pin |
| Drift Due to Ambient Temperature Change | ±16 µA/10 °C |
| Maximum Current Consumption | 310 mA (5 V DC), 450 mA (24 V DC) |
| Weight | 0.2 kg |
| External Connection | Pressure clamp terminal, KS cable, MIL connector cable |
| HART Communication (*7) | Available |
Model and Suffix/Option Codes
The AAI141-S50K4A00 includes the following configuration details:
| Category | Details |
|---|---|
| Model | AAI141 Analog Input Module (4 to 20 mA, 16-channel, Non-Isolated) |
| Suffix Codes |
|
| Option Code |
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