Key Features
- 16 relay digital outputs: SM 1222 digital output module with 16 relay outputs.
- Output rating: Output current for signal "1" rated value: 2 A.
- Electrical supply: Rated value (DC): 24 V; permissible range: 20.4 V to 28.8 V.
- Diagnostics functions: Diagnostics function, diagnostic alarm, and monitoring the supply voltage are supported.
- Protection and separation: IP20 degree of protection with potential separation between the channels and backplane bus.
Technical Summary
| Product type designation | SM 1222, DQ 16x relay/2 A |
|---|---|
| Number of digital outputs | 16 |
| Number of relay outputs | 16 |
| Output current for signal "1" rated value | 2 A |
| Rated value (DC) | 24 V |
| Permissible range, lower limit (DC) | 20.4 V |
| Permissible range, upper limit (DC) | 28.8 V |
| Switching capacity with resistive load, max. | 2 A |
| Switching capacity on lamp load, max. | 30 W with DC, 200 W with AC |
| Power loss, typ. | 4.2 W |
| Diagnostics function | Yes |
| IP degree of protection | IP20 |
Applications
- Relay-based digital output switching: Switching 16 digital outputs through relay contacts for output control tasks.
Frequently Asked Questions
What is the exact model of this Siemens SM 1222 module?
The exact model is 6ES7222-5HH50-0XB0.
How many relay outputs does the SM 1222 provide?
It provides 16 relay outputs.
What is the rated output current of the relay outputs?
The output current for signal "1" rated value is 2 A.
What supply voltage does the module use?
Rated value (DC) is 24 V, with a permissible range of 20.4 V to 28.8 V.
