The SIMATIC S7‑1200 SM 1221 (6ES72211BH320XB0) is a compact digital input expansion module designed to enhance the capabilities of your S7‑1200 PLC system. Equipped with 8 high-speed digital inputs operating at 24 V DC, it is ideal for capturing fast-changing signals such as sensor pulses, limit switches, and encoder feedback. Integrated with advanced diagnostics, the module provides real-time detection of wire-break conditions and input faults, improving system reliability and reducing troubleshooting time.
Product Details:
Mounting Type | DIN Rail |
Number of Channels | 16 |
Output Type | Digital |
Model Name/Number | 6ES7221-1BH32-0XB0 |
Ambient Temperature | min. -40 DegreeC max. 70 DegreeC |
Power | 24VDC |
Brand | SIEMENS |
Manufacturer Series | S7 1200 |
Dimensions | Width 45 mm Height 100 mm Depth 75 mm |
I/O Points | 16 DIGITAL INPUT |
Display Type | NO |
Rated Voltage | 24VDC |
Usage/Application | Automation |
Weight | Weight, approx. 210 g |
Number of Inputs | 16 DIGIT |
Type Code | 6ES7221-1BH32-0XB0 |
Degree of Protection | IP20 |
Connection Method | EXPANSION FROM PLC |
Update Rate | 8500 |
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