Bosch · Contact and Monitoring Modules
Bosch FLM-420-I8R1-S Eight-Input Relay Interface Module
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Product description
This module monitors up to eight inputs in a fire detection system and switches a volt-free output contact via a relay. It is supplied in a surface-mount enclosure and is used on a two-wire LSN line. Its integrated isolators help keep the LSN circuit operational in the event of a cable break or short circuit.
Key features
- Individually selectable EOL or contact monitoring for eight inputs
- Changeover relay for the volt-free output contact
- Two-wire LSN device
- Two integrated isolators
- Pluggable terminal blocks
- Surface-mount enclosure
Technical specifications
| Number of inputs | Up to 8 |
|---|---|
| Relay switching capacity | 2 A / 30 V DC or 0,5 A / 42,4 V AC |
| LSN current consumption | 5,5 mA |
| Operating temperature | -20 – 65 °C |
| Storage temperature | -25 – 80 °C |
| Dimensions (H x W x D) | 200 x 140 x 48 mm |
| Weight | 480 g |
| Colour | White |
| Enclosure material | Trim ring: Polycarbonate/ABS |
Information has been compiled from manufacturer/distributor sources. Please consult the documentation for current technical specifications.
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