C-TEC BF391 24 V Isolated Fail-Safe Monitoring Unit
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Technical documents and wiring diagrams
PDFWiring DiagramBF391 Wiring Diagrams and Technical Specifications
English
The manufacturer has not published Turkish documentation for this product; please contact us for technical support in Turkish.
Product description
BF391 provides galvanic isolation between the fire alarm system and the door release system. It supports fail-safe operation of compatible input/output devices in accordance with BS 7273-4 requirements. It can be used in door release systems and applications with multiple manual activation points.
Key features
- Provides galvanic isolation between the fire alarm system and the door release system
- Includes a normally energised 24 V, 3 A relay
- Monitors fault and door release conditions
- Provides fail-safe operation in accordance with BS 7273-4 Category A, B and C requirements
- Fits a single flush or surface mounting box
Technical specifications
| Supply voltage | 24 V |
|---|---|
| Relay | Normally energised, 3 A |
| Protection rating | IP41 |
| Dimensions | 87 × 87 × 28 mm |
| Mounting plate dimensions | 85 × 85 × 30 mm |
| Weight | 84 g |
| Operating temperature | −0 °C to +40 °C |
| Relative humidity | Max. 95%, non-condensing |
| Housing material | Plastic |
Information has been compiled from manufacturer/distributor sources. Please consult the documentation for current technical specifications.
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