Product Description
Key Features
- Exact module identity: SIMATIC S7-400, digital output SM 422 with 16 isolated digital relay outputs.
- Load voltage: Rated load voltage is 60 V DC or 230 V AC; permissible ranges are 1 V to 60 V DC and 2 V to 264 V AC.
- Output current: Rated output current for signal "1" is 5 A; minimum load current is 11 mA.
- Output protection and control: Short-circuit protection: No. Controlling a digital input: Yes; possible.
- Switching frequency: Maximum switching frequency is 10 Hz with resistive load, 1 Hz with inductive load or lamp load, and 20 Hz mechanically.
- Lifecycle: Product lifecycle: Announcement of product phase-out.
Applications
- Digital input control: The outputs can control a digital input.
Technical Summary
| Product | 6ES7422-1HH00-0AA0 |
|---|---|
| Module | SIMATIC S7-400, digital output SM 422 |
| Digital outputs | 16; Relays |
| Load voltage | 60 V DC rated; 1 V to 60 V DC permissible range; 230 V AC rated; 2 V to 264 V AC permissible range |
| Output current | 5 A rated value for signal "1"; 11 mA minimum load current |
| Switching frequency | 10 Hz resistive load; 1 Hz inductive or lamp load; 20 Hz mechanical |
| Input current | 1 A max. from backplane bus 5 V DC |
| Power loss | 4.5 W typical |
| Potential separation | Between channels: Yes, in groups of 2; between channels and backplane bus: Yes |
| Isolation | Tested with 1 500 V AC |
| Product lifecycle | Announcement of product phase-out |
Frequently Asked Questions
What is the exact order number of the SM 422 module?
The exact order number is 6ES7422-1HH00-0AA0.
How many digital outputs does this module have?
It has 16 digital relay outputs.
What load voltage does the module support?
The rated load voltage is 60 V DC or 230 V AC. The permissible ranges are 1 V to 60 V DC and 2 V to 264 V AC.
Does the module have short-circuit protection?
No, short-circuit protection is not provided.
What lifecycle information should be confirmed for this part?
The product lifecycle is Announcement of product phase-out.
