Yokogawa AAR181-S00 S2 Isolated RTD Input Module
The Yokogawa AAR181-S00 S2 is a high-performance, 12-channel isolated RTD (Resistance Temperature Detector) input module designed for use within Yokogawa’s renowned CENTUM VP distributed control system (DCS). Engineered for critical industrial automation environments, this module delivers highly precise and stable temperature monitoring from Pt100 sensors. Featuring channel-to-channel electrical isolation and support for dual-redundant configurations, it ensures maximum process reliability, minimizes signal interference, and prevents costly system downtime in demanding processing plants.
| Specifications | |
| Product Make | YOKOGAWA |
| Model Number | AAR181-S00 S2 |
| Module Type | Isolated RTD Input Module |
| Number of Channels | 12 (Isolated) |
| Input Signal Type | Pt100 (3-wire) |
| Reference Standards | JIS C1604:1997, IEC 751:1995 |
| Input Resistance | 2 MΩ minimum |
| Style/Revision Code | S2 (Style 2) |
| System Compatibility | Yokogawa CENTUM VP DCS |
| Detection Time threshold | 60 seconds to flag an open-loop or sensor fault state |
| Condition | GOOD |
| Warranty | 1 YEAR |
| Country of Origin | JAPAN |
| Protection Degree | IP20 |
| Length | 107.5 mm |
| Width | 32.8 mm |
| Height | 130 mm |
| Weight | 250 g |










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