Product Overview
Technical Summary
| Product type | SM 1222, DQ 8x relay/2 A |
|---|---|
| Digital outputs | 8; in groups of 2 |
| Rated output current | 2 A for signal "1" |
| Output voltage, DC | 5 V DC to 30 V DC |
| Output voltage, AC | 5 V AC to 250 V AC |
| Permissible supply voltage | 20.4 V to 28.8 V DC |
| Output-status indication | LED; Yes |
| Short-circuit protection | No; to be provided externally |
| Protection degree | IP20 |
Key Features
The module has 8 digital outputs and 8 relay outputs, arranged in groups of 2.
Rated output current for signal "1" is 2 A. Rated output voltage is 5 V DC to 30 V DC or 5 V AC to 250 V AC.
Maximum switching capacity is 2 A with a resistive load and 30 W with DC or 200 W with AC on a lamp load.
Permissible DC supply voltage is 20.4 V to 28.8 V. Typical power loss is 4.5 W.
The module has diagnostic alarms and output-status LEDs. Short-circuit protection is not provided and must be provided externally; protection degree is IP20.
Frequently Asked Questions
What exact Siemens line item is this?
It is Siemens 6ES7222-1HF32-0XB0, SM 1222, DQ 8x relay/2 A.
How many relay outputs does the module have?
It has 8 relay outputs, with outputs arranged in groups of 2.
What output voltage ranges are supported?
The rated output voltage is 5 V DC to 30 V DC or 5 V AC to 250 V AC.
Is short-circuit protection included?
No. Short-circuit protection is not provided and must be provided externally.
What should I provide for a project quotation?
Provide the required quantity, destination, schedule context, and any additional BOM lines.
