Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Module type | SM 1222, DQ 8x relay/2 A |
| Digital outputs | 8 relay outputs, in groups of 2 |
| Rated relay-coil supply | 24 V DC |
| Rated output voltage | 5 V DC to 30 V DC; 5 V AC to 250 V AC |
| Rated output current | 2 A for signal "1" |
| Protection | IP20 |
| Operating ambient temperature | -25 °C to 60 °C; +70 °C for 10 minutes under OT1, ST1/ST2 according to EN 50155 |
Applications
- Relay output control: The 8 relay outputs provide digital switching for connected loads within the stated output voltage and switching-capacity limits.
- Output status diagnostics: The module provides a diagnostic alarm and LED indication for output status.
Key Features
- 8 relay outputs: The SM 1222 provides 8 digital relay outputs in groups of 2.
- Output switching capacity: Switching capacity is up to 2 A with resistive load and up to 30 W with DC or 200 W with AC lamp load.
- Output voltage ranges: Rated output voltage is 5 V DC to 30 V DC or 5 V AC to 250 V AC.
- Supply and power loss: The relay coils have a rated supply voltage of 24 V DC. Typical power loss is 4.5 W.
- Diagnostics and isolation: The module has a diagnostic alarm, output-status LED indication, relay potential separation between channels in groups of 2, and 1 500 V AC isolation from the backplane bus for 1 minute.
- SIPLUS environmental protection: The module has conformal coating, IP20 protection, and an operating ambient temperature of -25 °C to 60 °C; +70 °C is permitted for 10 minutes under OT1, ST1/ST2 according to EN 50155.
Frequently Asked Questions
1. How many relay outputs does the Siemens 6AG2222-1HF32-1XB0 have?
It has 8 digital relay outputs in groups of 2.
2. What output voltage and current are supported?
The rated output voltage is 5 V DC to 30 V DC or 5 V AC to 250 V AC, with 2 A rated output current for signal "1".
3. What supply voltage do the relay coils require?
The relay coils have a rated supply voltage of 24 V DC.
4. What diagnostics are available?
The module has a diagnostic alarm and an LED for output status.
5. What should be verified before requesting a quote?
Verify the required output voltage, load type, switching capacity, cable length, and installation temperature conditions.
