Product Description
Product Details
| Manufacturer | Model/Part Number | Description |
|---|---|---|
| Yokogawa | AAI143-H53/A4D00 | Analog Input Module |
General Description
- The AAI143 module provides 16 input channels for 4 to 20 mA signals, with isolation between inputs and the system.
- It supports dual-redundant configurations and can work with HART communication.
Item Specifications
| Specification | Value |
|---|---|
| Model | AAI143 |
| Number of Input Channels | 16 (isolated) |
| Input Signal | 4 to 20 mA |
| Allowable Input Current | 24 mA |
| Withstanding Voltage | 1500 V AC, for 1 minute |
| Input Resistance (Power ON) | 270 Ω (20 mA) to 350 Ω (4 mA) |
| Input Resistance (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) | |
| Current Limit | 25 mA |
| Transmitter Setting | 2-wire or 4-wire (selectable) |
| Drift Due to 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 cable, dedicated cable (KS1) |
| HART Communication | Available |
Model and Suffix Codes
| Model | Description |
|---|---|
| AAI143 | Analog Input Module (4 to 20 mA, 16-channel, Isolated) |
| Suffix Codes | Description |
|---|---|
| -S | Standard type |
| -H | With digital communication (HART protocol) |
| 5 | With no explosion protection |
| E | With explosion protection |
| 0 | Basic type |
| 3 | With ISA Standard G3 option and temperature (-20 to 70 °C) option |
Option Codes
| Option | Description |
|---|---|
| /K4A00 | With KS Cable Interface Adapter (For connecting AEA4D Terminal Board) [Model: ATK4A-00] |
| /A4S00 | With Pressure Clamp Terminal Block [Model: ATA4S-00] |
| /A4S10 | With Pressure Clamp Terminal Block (surge absorber) [Model: ATA4S-10] |
| /A4D00 | With Dual Pressure Clamp Terminal Block [Model: ATA4D-00] |
| /A4D10 | With Dual Pressure Clamp Terminal Block (surge absorber) [Model: ATA4D-10] |
| /CCC01 | With Connector Cover for MIL Cable [Model: ACCC01] |