SIMATIC S7-200 SMART SM AR02, AI RTD 2×16 bit
$146.51 – $162.79
EM AR02 — 2-channel RTD analog input module, 15-bit resolution, adjustable integration time 10-400ms, IP20, 24V DC powered. [VERIFIED via Siemens official datasheet]
Technical Specifications
| Module Type | Analog Input (RTD) |
| Channels | 2 |
| Resolution | 15-bit |
| Integration Time | Adjustable, 10–400ms |
| Protection | IP20 |
| Power Supply | 24V DC |
Typical Applications
Used for direct RTD temperature sensor connection (Pt100 and similar) where 2 channels suffice and adjustable integration time can be tuned for noise filtering versus response speed.









