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





Patricia E. –
Profibus modules arrived with proper firmware version. Plug and play.