Products Description
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Technical Specifications
| Item | Specification |
|---|---|
| Model | AAI143-S03/A4S00 |
| Input Channels | 16 (isolated) |
| Input Signal | 4 to 20 mA DC |
| Allowable Input Current | Up to 24 mA |
| Input Resistance (Power ON) | 270 Ω (at 20 mA) to 350 Ω (at 4 mA) |
| Input Resistance (Power OFF) | 500 kΩ or higher |
| Accuracy | ±16 µA |
| Data Update Period | 10 ms |
| Transmitter Power Supply | 19.0 V min (at 20 mA), 25.5 V max (at 0 mA); current limit: 25 mA |
| Temperature Drift | ±16 µA per 10 °C |
| Withstanding Voltage | 1500 V AC (1 minute, between input and system) |
| HART Communication | Supported |
| External Connections | Pressure clamp terminal, MIL connector cable, KS1 dedicated cable |
| Power Consumption | 230 mA (5 V DC), 540 mA (24 V DC) |
| Dimensions (H × W × D) | 107.5 × 32.8 × 130 mm |
| Weight | 0.3 kg |
FAQ
Frequently Asked Questions (FAQ)
Q1: What type of signals does the AAI143-S03/A4S00 module support?
A1: It supports standard 4 to 20 mA DC analog input signals.
Q2: Are the input channels on the AAI143-S03/A4S00 module electrically isolated?
A2: Yes, all 16 channels are isolated to ensure signal integrity and safety.
Q3: What is the module’s input resistance when powered on?
A3: The input resistance ranges from 270 Ω at 20 mA to 350 Ω at 4 mA.
Q4: Can this module be used in a redundant configuration?
A4: Yes, the AAI143 series supports dual-redundant configurations for high reliability.
Q5: Does this model support HART communication?
A5: Yes, HART communication is available, allowing integration with smart field devices.
Q6: What is the typical accuracy of the AAI143-S03/A4S00?
A6: The typical accuracy is ±16 microamperes, ensuring precise signal acquisition.
Q7: What voltage isolation level is provided between the input and the system?
A7: The module provides 1500 V AC isolation for 1 minute between input and system.
Q8: What kind of terminal connection does the /A4S00 option provide?
A8: The /A4S00 option equips the module with a pressure clamp terminal block suitable for analog signal wiring.
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Packing & Delivery
We will use wear-resistant cartons to seal the boxes, and take photos for your confirmation before sealing. We will pack the boxes only after confirmation.
For express delivery, we will use DHL, UPS, TNT, FedEx and EMS.
Please rest assured that we have a deep cooperation with express delivery companies and can ensure that your goods are delivered to you in good condition.
