Model: 6ES7221-3BD30-0XB0
Brand: Siemens
Series: SIMATIC S7-1200
Product Type: Digital Input Module (SM 1221)
Channels: 16
Signal: 24V DC digital input, sink/source type
Resolution: Digital, isolated between channels
Mounting: S7-1200 DIN-rail mounting, front-connector wiring
Grade: Standard signal module
Short Description: Siemens SIMATIC S7-1200 SM 1221 16-channel 24V DC digital input module. A compact, reliable input expansion for gathering discrete sensor and switch signals in S7-1200 control systems.
Feature 1: Brand-new original Siemens product, factory-sealed packaging, traceable batch
Feature 2: Sixteen 24V DC digital inputs in one signal module
Feature 3: Sink/source input for direct connection to sensors and switches
Feature 4: LED channel status and module diagnostics for fast fault finding
Application 1: Discrete signal acquisition in machine and panel builds
Application 2: Sensor, pushbutton and limit-switch interface for S7-1200
Application 3: Digital expansion for conveyor, packaging and assembly cells
Application 4: Replacement of failed S7-1200 digital input modules
