Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | SM 1222, DQ 16x 24 V DC/0.5 A |
| Digital outputs | 16 sourcing transistor outputs |
| Supply voltage | 24 V DC rated; 20.4 V to 28.8 V permissible range |
| Rated output current | 0.5 A for signal "1" |
| Resistive-load switching capacity | 0.5 A maximum |
| Output delay | 50 μs maximum from "0" to "1"; 200 μs maximum from "1" to "0" |
| Diagnostics | Diagnostic alarm, supply-voltage monitoring, DIAG LED, and output-status indication |
| Output separation | Between channels in groups of 8; 707 V DC type-test isolation to the backplane bus |
| Short-circuit protection | No; to be provided externally |
| Protection | IP20 |
Applications
- Digital output control: Controls digital loads through 16 sourcing transistor outputs.
Key Features
- Digital outputs: 16 sourcing transistor digital outputs, arranged in groups of 8.
- Supply voltage: Rated supply voltage: 24 V DC; permissible range: 20.4 V to 28.8 V.
- Output performance: Rated output current for signal "1": 0.5 A; maximum switching capacity with resistive load: 0.5 A.
- Output timing: With resistive load, maximum output delay is 50 μs from "0" to "1" and 200 μs from "1" to "0".
- Diagnostics and isolation: Diagnostics function, diagnostic alarm, supply-voltage monitoring, DIAG LED, and output-status indication are available. Outputs are separated in groups of 8; isolation is tested at 707 V DC.
- Protection and installation data: Short-circuit protection is not included and must be provided externally. IP20 protection; maximum cable length is 500 m shielded or 150 m unshielded.
Frequently Asked Questions
1. How many digital outputs does the Siemens 6ES7222-5BH50-0XB0 have?
It has 16 sourcing transistor digital outputs, arranged in groups of 8.
2. What supply voltage does the SM 1222 module use?
Its rated supply voltage is 24 V DC, with a permissible range of 20.4 V to 28.8 V.
3. What output current is supported?
The rated output current for signal "1" is 0.5 A; the maximum switching capacity with a resistive load is also 0.5 A.
4. Does the module provide diagnostics?
Yes. It has a diagnostic function, diagnostic alarm, supply-voltage monitoring, DIAG LED, and output-status indication.
5. Is short-circuit protection included?
No. Short-circuit protection must be provided externally.
