Description
YOKOGAWA AAI543-S00
High-density 16-channel analog input module with HART capability for reliable process signal acquisition in Yokogawa DCS systems
| Brand | YOKOGAWA |
| Model | AAI543-S00 |
| Voltage | 24V DC |
| Country of Origin | Japan |
| Weight | 0.45 kg |
| Dimensions | 130 x 130 x 35 mm |
| Warranty | 12 months |
| Certifications | CE, UL, ATEX, IECEx |
| SKU / MPN | AAI543-S00 |
| What’s in the box | AAI543-S00 Analog Input Module, terminal block, mounting hardware, user documentation |
| Number of Channels | 16 isolated analog inputs |
| Input Signal | 4-20 mA DC with HART communication |
| Resolution | 16-bit A/D conversion |
| Communication Protocol | HART 7 / FOUNDATION Fieldbus compatible |
| Isolation | Channel-to-channel and channel-to-ground |
| Mounting Type | Panel / DIN rail mount |
Key benefits: 16 isolated channels per module, integrated HART communication for smart device diagnostics, high 16-bit resolution, robust industrial isolation, seamless integration with CENTUM VP and other Yokogawa DCS platforms, hot-swap capability for maintenance without process interruption
Typical applications: Oil and gas process control, petrochemical plant monitoring, power plant instrumentation, chemical processing, water treatment facilities, refinery DCS signal acquisition, smart transmitter interfacing
Lifecycle: Active product, 10+ years availability with Yokogawa lifecycle support
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.






William G. –
The servo amplifier performed well in velocity mode. Documentation was helpful.