280B-PL Series
Rate-of-Rise and Fixed Temperature Heat Detectors
Description
The 280B-PL Series heat detectors offer fixed temperature or combination rate-of-rise and fixed temperature features. The heat detector is available with a white plastic reversible mounting plate. The plastic plate can be used for either flush or surface mounting. It includes a white skirt which covers the space between detector base and the mounting surface. |
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Catalog Numbers
Catalog Number
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Description
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Specifications
Approvals
Agency Approvals- Single circuit normally open contact rated at 3 amps at 6 to 125V AC; 1.0 amps at 6 to 28V DC, 0.3 amps at 125V DC, and .01 amps at 250V DC
- Maximum coverage 2,500 sq. ft. (232.25 sq. m)
- UL spacing: 50 ft (15.24m)
- FM spacing: 30 ft (9.14m)
- Color - white
Cat. No. | Description | Rate-of-Rise Rating | UL Temp. Rating °F | UL Max. Ambient Ceiling Temp. Rating °F |
281B-PL | ROR & Fixed | 15F/min. | 135 | 100 |
282B-PL | ROR & Fixed | 15F/min. | 194 | 150 |
283B-PL | Fixed | -- | 135 | 100 |
284B-PL | Fixed | -- | 194 | 150 |
Documentation
Data Sheets
Fire Alarm Sales Tools
- Edwards Signaling Smoke and Heat Detectors Application Bulletin
This is a guide for the installation of smoke and heat detectors.
Technical Bulletins
- Wiring Guide Tech Bulletin
Fire Alarm Signaling Systems Wiring Practices Manual