About SIEMENS S7-1200 PLC MODULE 6ES7221-3BD30-0XB0

Data Sheet 6ES7221-3BD30-0XB0

SIMATIC S7-1200, Digital Input SB 1221

• 4 DI, 24 V DC, 200 kHz, Sourcing input

General Information

• Product type: SB 1221, DI 4x24 V DC 200 kHz

Supply / Power

• Input current from backplane bus 5 V DC: Typ. 40 mA

• Power loss: Typ. 1 W

Digital Inputs

• Number of inputs: 4 (current-sourcing, in groups of 4)

• Rated voltage: 24 V DC

• Signal levels:

  • 0 (Low): L+ minus 5.0 V DC L+ (1.4 0 mA)

  • 1 (High): 0 V L+ minus 10 V DC (10 2.9 mA)

• Input current:

  • Signal 0, max: 1.4 mA

  • Signal 1, min: 2.9 mA; typ: 7 mA

Input Delay (parameterizable)

• Standard inputs: 0.1 s 20 s or 0.05 ms 20 ms

• Interrupt inputs: Parameterizable

• Technological functions: Parameterizable

Cable Length

• Shielded, twisted pair: Max. 50 m

Diagnostics

• LED indication: For status of the inputs

Standards / Approvals

• CE, CSA, UL, cULus, FM, RCM (formerly C-TICK), KC, Marine

Environmental / Ambient Conditions

• Free fall: 0.3 m, five times (in packaging)

• Operation temperature: -20 C 60 C

  • Horizontal installation: -20 C 60 C

  • Vertical installation: -20 C 50 C

• Storage / transport: -40 C 70 C

• Air pressure (IEC 60068-2-13): 660 1080 hPa

• Relative humidity: Max. 95 % (non-condensing)

Mechanics / Dimensions

• Enclosure material: Plastic (front)

• Width: 38 mm

• Height: 62 mm

• Depth: 21 mm

• Weight: Approx. 35 g

Technical Details