Product Description
Product Overview
- The Yokogawa AAI143-S53A4S00 is an Analog Input Module designed to handle 16 isolated inputs of 4 to 20 mA signals. It supports dual-redundant configuration and includes a pressure clamp terminal block, making it a reliable and flexible solution for industrial applications requiring precise current input measurement.
Technical Specifications
- The AAI143-S53A4S00 Analog Input Module has the following specifications:
| Item | Specification |
|---|---|
| Model | AAI143 (*1) |
| Number of Input Channels | 16, isolated |
| Input Signal | 4 to 20 mA |
| Allowable Input Current | 24 mA |
| Withstanding Voltage | Between input and system: 1500 V AC, for 1 minute (*4) |
| Input Resistance | Power ON: 270 Ω (20 mA) to 350 Ω (4 mA) (*2) Power OFF: 500 kΩ or larger |
| Accuracy | ±16 µA |
| Data Update Period | 10 ms |
| Transmitter Power Supply | 19.0 V or higher (at 20 mA) 25.5 V or less (at 0 mA) (Output current limit: 25 mA) (*5) |
| 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 | 230 mA (5 V DC) 540 mA (24 V DC) |
| Weight | 0.3 kg |
| External Communication | Pressure clamp terminal, MIL connector cable, dedicated cable (KS1) |
| HART Communication (*3) | Available |
Model and Suffix/Option Codes
The AAI143-S53A4S00 includes the following configuration details:
| Category | Details |
|---|---|
| Model | AAI143 Analog Input Module (4 to 20 mA, 16-channel, Isolated) |
| Suffix Codes |
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| Option Code |
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