Johnson Controls 2951J Photoelectric Smoke Detector c/w Base B501

Features
• Sleek, low-profile design.
• Addressable-analog communication.
• Stable communication technique with noise immunity.
• Low standby current.
• Two-wire SLC connection.
• FlashScan (IFC-320, IFC2-640, IFC-3030, IFC2-3030) and
classic CLIP systems compatible.
• Rotary, decimal addressing (1-99 on CLIP systems, 1-159
on FlashScan systems).
• Optional remote, single-gang LED accessory.
• Dual LED design provides 360° viewing angle.
• Visible bi-color LEDs blink green every time the detector is
addressed, and illuminate steady red on alarm (FlashScan
systems only).
• Remote test feature from the panel.
• Walk test with address display (an address on 121 will blink
the detector LED: 12-[pause]-1(FlashScan systems only).
• Built-in functional test switch activated by external magnet.
• Built-in tamper-resistant feature.
• Sealed against back pressure.
• Constructed of off-white Bayblend, designed to commercial standards, and offers an attractive appearance.
• 94-5V plastic flammability rating.
• SEMS screws for wiring of the separate base.
• Optional relay, isolator, and sounder bases.

Specifications
Size: 2.1” (5.3cm) high x 4.1” (10.4cm) diameter installed in
B501 base, 6.1” (15.5cm) diameter installed in B210LPJbase.
Shipping Weight: 5.2oz. (147g).
Operating Temperature: 2951J, 0°C to 49°C (32°F to
120°F); 2951TJ, 0°C to 38°C (32°F to 100°F). Low temperature signal for 2951TJ at 45°F +/- 10°F (7.22°C +/- 5.54°C).
2951RJ installed in a DNR(W), -20°C to 70°C (-4°F to 158°F).
UL/ULC Listed Velocity Range: 0-4000 ft/min. (1219.2 m/
min.), suitable for installation in ducts.
Relative Humidity: 10%-93% noncondensing.
Thermal Ratings: Fixed-temperature setpoint 135°F (57°C).