Components
TFAB-DIGIO-2oo3
Field termination module for triple-redundant digital outputs with 2oo3 majority voting
The module is used in redundant systems of the GA TMR-S type and is suitable for safety-critical applications up to SIL3. It has three forced-guided safety relays per output channel, configured as 2oo3 logic. Up to 10 output channels can be used per device. Every normally-closed contact of the safety relays can be read back and continuously monitored.
Technical data
- Triple-redundant design
- 2oo3 majority voting logic
- Up to 10 output channels per module
- Continuous monitoring of the relay contacts
- Suitable up to SIL3
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