This device manual describes the Siemens SIMATIC ET 200S 2AI U HF analog input module, its functions, and how to commission it within an ET 200S distributed I/O system. It is intended for qualified personnel who install, configure, and maintain the module.
The manual covers module attributes, technical data, wiring terminal assignments, connection guidelines, diagnostic LED indications, and safety instructions. It also includes detailed parameter tables, analog value representation, and recommended shielding practices. This manual is written in Chinese.
| Number of analog inputs | 2 |
|---|---|
| Input voltage range | ±5 V, ±10 V, 1 V‑5 V |
| Common‑mode voltage rating | 100 VAC |
| Isolation from L+ | Yes |
| Module width | 15 mm |
| Weight | ≈45 g |
| Maximum shielded cable length | 200 m |
| Power consumption | ≈0.85 W |
| Maximum current from L+ | 55 mA |
The module provides two analog inputs for measuring voltage.
It supports ±5 V, ±10 V, and 1 V‑5 V input ranges.
A shielded cable up to 200 m can be used.
The module typically consumes about 0.85 W.