Quick answer: The Siemens ET 200SP F-AI 4×U/I HF (order code 6ES7136-6AA00-0CA1) is a Analog Input for the SIMATIC ET 200SP distributed I/O system. SIL 3 / PLe fail-safe analog input for safety sensors (pressure, position).
| Identification | |
| Module Name | F-AI 4×U/I HF |
| Order Code (MLFB) | 6ES7136-6AA00-0CA1 |
| Module Type | Analog Input |
| I/O Characteristics | |
| Channel Count | 4 channels |
| Signal Type | U/I |
| Voltage / Range | ±10V / 0-20mA |
| Description | SIL 3 / PLe fail-safe analog input for safety sensors (pressure, position). |
| General | |
| System Compatibility | SIMATIC ET 200SP (PROFINET / PROFIBUS station) |
| Compatible Controllers | S7-1500, S7-1200, S7-300/400 (via IM interface module) |
| Operating Temperature | -30°C to +60°C |
| Supply Voltage | 24V DC (via ET 200SP backplane / PM module) |
| Protection Rating | IP20 |