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Product Description
Overview
The AAI143-S03 from Yokogawa is a precision 16-channel analog input module engineered for reliable signal acquisition in industrial environments. Each channel is fully isolated to prevent electrical interference, providing consistent accuracy for process control applications. The module includes HART digital communication for remote configuration and device diagnostics. Optional connectivity accessories enhance integration with terminal boards and field devices.
Key Features
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Model: AAI143-S03
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16 isolated analog input channels
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Standard 4-20 mA input signal
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HART protocol support for advanced communication
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Operates reliably in -20 to 70 Celsius temperature range
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KS Cable Interface Adapter optional for AEA4D terminal board
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Compatible with pressure clamp terminals and MIL connector covers
Technical Specifications
| Parameter |
Specification |
| Input Type |
Analog, 4-20 mA standard |
| Channels |
16, fully isolated |
| Communication |
HART protocol |
| Temperature Range |
-20 to 70 Celsius (ISA Standard G3 certified) |
| Interface Adapter |
Optional KS Cable Interface for AEA4D terminal board |
| Mounting |
DIN rail compatible |
| External Terminals |
Pressure clamp, MIL connector, connector cover available |
| Weight |
Approx. 0.4 kg |
| Power Supply |
24 V DC nominal |
| Isolation Voltage |
1500 V AC channel-to-channel typical |
Applications
This module is ideal for process automation, distributed control systems, and integration with SCADA platforms. It is commonly used in chemical, water treatment, power generation, and oil and gas industries. The HART capability allows continuous monitoring and remote configuration in large industrial networks.
FAQ
Q: Can this module operate in extreme temperatures?
A: Yes, the AAI143-S03 supports operation from -20 to 70 Celsius with ISA Standard G3 certification.
Q: Is HART communication available on all channels?
A: Yes, all 16 channels support HART communication for device diagnostics and parameter setup.
Q: What accessories are available for integration?
A: KS Cable Interface Adapter for AEA4D terminal board, pressure clamp terminals, and MIL connector covers can be used for installation flexibility.
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