Key Features
- 4 digital inputs: Digital inputs: 4; Current-sourcing, in groups of 4.
- 5 V DC input rating: Input voltage, rated value (DC): 5 V.
- 200 kHz input type: Product type designation: SB 1221, DI 4×5 V DC 200 kHz.
- Conformal coating: Conformal coating for the printed circuit board assembly: Yes; Class 2 for high reliability.
- Input status LED: Diagnostics indication LED for status of the inputs: Yes.
- STEP 7 TIA Portal configurable: STEP 7 TIA Portal configurable/integrated from version see entry ID: 109746275.
Applications
- Digital input acquisition: Provides 4 digital inputs for reading 5 V DC input signals.
- S7-1200 I/O extension: Adds a digital input module to the S7-1200 system.
Technical Summary
| Product type designation | SB 1221, DI 4×5 V DC 200 kHz |
|---|---|
| based on | 6ES7221-3AD30-0XB0 |
| Number of digital inputs | 4; Current-sourcing |
| Input voltage, rated value (DC) | 5 V |
| Input current, from backplane bus 5 V DC, typ. | 40 mA |
| Power loss, typ. | 1 W |
| in groups of | 4 |
| STEP 7 TIA Portal configurable/integrated from version | see entry ID: 109746275 |
| Diagnostics indication LED for status of the inputs | Yes |
Frequently Asked Questions
What is Siemens 6AG1221-3AD30-5XB0?
It is a SIPLUS S7-1200 SB 1221 digital input module.
How many digital inputs does 6AG1221-3AD30-5XB0 provide?
It provides 4 digital inputs.
What input voltage is specified for this module?
The rated input voltage is 5 V DC.
What are the key selection details for wiring and installation?
It uses current-sourcing digital inputs in groups of 4, supports shielded twisted-pair cable length up to 50 m, and has dimensions of 38 mm width, 62 mm height, and 21 mm depth.
Which engineering software detail is given for the module?
STEP 7 TIA Portal configurable/integrated from version see entry ID: 109746275.
