Bosch F220-B6E
Bosch F220-B6E
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The Bosch F220-B6E is a four-wire conventional detector base (12VDC or 24VDC) with integrated Form A alarm relay and end-of-line (EOL) power supervision relay for use with Bosch F220 photoelectric smoke detectors. The base monitors power supply through a normally-open power supervision relay and activates an alarm relay when smoke is detected, providing reliable interface between the F220 detector head and a four-wire fire alarm system. UL listed and designed for easy installation, it supports standard two-wire detector configuration with low-current electronic circuitry.
Key Features
- Four-wire detector base compatible with F220 detector heads
- Form A alarm relay for 4-wire fire alarm system integration
- Power supervision relay for line-fault detection
- Low-current electronic circuitry for reliable detector operation
- Easy installation with standard mounting holes
- Compatible with 12VDC or 24VDC nominal fire alarm panels
Technical Specifications
- Voltage Range: 10.0 VDC to 30.0 VDC (standby)
- Current Draw: 16 mA maximum at 30 VDC
- Relay Type: Form A alarm loop relay (NO contact)
- Power Supervision: Normally-open relay activates when AC power supplied
- Detector Compatibility: UL listed when used with F220 family detectors only
- Mounting: Two oblong mounting holes for vertical or horizontal installation
Certifications
- UL Listed four-wire detector base for F220 smoke detectors
- Compatible with 12VDC and 24VDC fire alarm control panels
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