Key Features
- 2 DI / 2 DO digital I/O: Provides 2 digital inputs and 2 digital outputs in the SIMATIC S7-1200 range.
- 24 V DC signal levels: Input voltage rated value is 24 V, and the output voltage rated value is 24 V DC.
- Diagnostics and alarms: Alarms and diagnostics function are available, with diagnostics indication LEDs for input and output status.
- Installation data for selection: Net weight is 0,030 Kg, and packaging dimensions are 8,30 x 5,10 x 2,90 cm.
Applications
- Digital signal acquisition and switching: Handles 24 V DC digital input and output signals in a SIMATIC S7-1200 setup.
- Status monitoring with diagnostics indication: Supports input and output status indication together with alarms and diagnostics functions.
Technical Summary
| Product type designation | SB 1223, DI 2×24 V DC/DQ 2×24 V DC |
|---|---|
| Digital inputs | 2; Current-sinking |
| Digital outputs | 2; MOSFET, solid-state (current-sinking/current-sourcing) |
| Input voltage, rated value (DC) | 24 V |
| Output voltage, rated value (DC) | 24 V |
| Supply voltage, permissible range, lower limit (DC) | 20.4 V |
| Supply voltage, permissible range, upper limit (DC) | 28.8 V |
| Input current from backplane bus 5 V DC, typ. | 50 mA |
| Power loss, typ. | 1 W |
| Output current for signal "1" rated value | 0.5 A |
| Output current for signal "0" residual current, max. | 10 μA |
Frequently Asked Questions
What is Siemens 6ES7223-0BD30-0XB0?
It is a SIMATIC S7-1200 Digital I/O SB 1223 module with 2 DI and 2 DO.
What are the input and output signal ratings on this module?
The input voltage rated value is 24 V, and the output voltage rated value is 24 V DC.
How many digital channels does the SB 1223 provide?
It provides 2 digital inputs and 2 digital outputs.
What diagnostics are available on this digital I/O module?
Alarms, diagnostics function, and diagnostics indication LEDs for input and output status are available.
What supply range is listed for this module?
The permissible DC supply range is 20.4 V to 28.8 V.
