Product Description
Description:
The AAI143 is an advanced Analog Input Module designed to handle 16 isolated channels for 4 to 20 mA signals. It is built for use in industrial automation systems and process control environments. This module can be configured for dual-redundant operation and is ideal for applications requiring high input isolation and reliability.
Specifications:
| Attribute | AAI143-S00 S1 |
|---|---|
| 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 |
| Input Resistance (Power ON) | 270 Ω (at 20 mA) to 350 Ω (at 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) |
| 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 | Available |
Suffix Codes and Options:
-
Suffix Codes:
- -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:
- /K4A00: With KS Cable Interface Adapter (For connecting AEA4D Terminal Board)
- /A4S00: With Pressure Clamp Terminal Block
- /A4S10: With Pressure Clamp Terminal Block (surge absorber)
- /A4D00: With Dual Pressure Clamp Terminal Block
- /A4D10: With Dual Pressure Clamp Terminal Block (surge absorber)
- /CCC01: With Connector Cover for MIL Cable
Key Features:
- 16 Isolated Input Channels: The AAI143 module offers 16 isolated input channels, ensuring reliable signal processing with high isolation between each input channel and the system.
- High Precision and Accuracy: With an accuracy of ±16 μA, this module is suitable for precision-sensitive industrial applications.
- Wide Voltage Range for Transmitter Power Supply: The module supports a range of transmitter power supplies, with 19.0 V or higher (at 20 mA) and 25.5 V or less (at 0 mA).
- Dual-Redundant Configuration: Ideal for mission-critical applications where system redundancy is essential.
- HART Communication Support: This module supports HART protocol, enabling seamless integration into process control systems that require digital communication.