Product details
Yokogawa AAI143-S50/A4S00 Analog Input Module
The Yokogawa AAI143-S50/A4S00 is a high-precision analog input module designed for stable current signal measurement. It provides reliable 4–20 mA input with strong isolation and simple installation. Ideal for DCS and automation systems requiring dependable signal acquisition.
Main Highlights
- Handles 16 isolated analog input channels (4–20 mA signal range).
- High signal accuracy: ±0.05% of reading ensures precise control feedback.
- Input impedance: 250 Ω ±0.1% for consistent signal performance.
- Galvanic isolation: 1500 V AC between channels and system ground.
- Fast sampling cycle: 100 ms per channel with low noise and drift.
- Compact and easy to install in field control cabinets.
- Operating temperature: -20°C to +55°C for wide environmental use.
- 12-month warranty for all AAI143-S50/A4S00 modules from date of shipment.
Technical Specifications
- Brand: Yokogawa
- Model: AAI143-S50/A4S00
- Type: Analog Input Module
- Channels: 16 (Isolated per channel)
- Signal Range: 4–20 mA DC
- Resolution: 12-bit digital conversion
- Input Resistance: 250 Ω
- Power Supply: 24 V DC (±10%)
- Isolation Voltage: 1500 V AC for 1 minute
- Weight: Approx. 0.5 kg
- Mounting: Plug-in type for easy field replacement
- Response Time: Less than 150 ms per channel
Model Structure (Suffix Breakdown)
- AAI143-S50/A4S00
- AAI143 — Base analog input module (4–20 mA, 16-channel, isolated)
- S — Standard type for common process environments
- 5 — No explosion protection feature
- 0 — Basic model version
- /A4S00 — Includes pressure clamp terminal block (Model: ATA4S-00)
Product Advantages
- High input stability with built-in noise filtering design.
- Easy installation and maintenance with plug-in type connection.
- Clear signal transmission for improved process reliability.
- Compatible with Yokogawa DCS systems and Vnet/IP architectures.
- Long-term reliability proven in industrial automation applications.
Shipping & Warranty
- Worldwide delivery available via FedEx, UPS, or DHL.
- All products tested and packaged with anti-static and shock protection.
- Warranty: 12 months from shipment date under normal operating conditions.
- Technical and sales support via sales@powergearx.com or WhatsApp +86 18030005825.
FAQ
- Question: How many input channels does this module support?Answer: The AAI143-S50/A4S00 supports 16 independent isolated channels.
- Question: What signal type does the module measure?Answer: It measures 4–20 mA DC current input signals used in industrial sensors.
- Question: Can this model be used with other Yokogawa control units?Answer: Yes, it integrates perfectly with Yokogawa’s DCS and FCU systems.
- Question: Does it include a pressure clamp terminal block?Answer: Yes, the /A4S00 option includes the ATA4S-00 pressure clamp terminal block.
- Question: What is the isolation voltage rating?Answer: It provides 1500 V AC isolation between channels and the system ground.
Original Source: https://www.powergearx.com/
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