System Sensor MDL3R NEXT Air duct housings can be

Air duct housings can be equipped with optional relays

The basic K-270 Series have screw terminals for field connection

Devices can be mounted to pre-drilled and tapped (#6-32) holes in standard one-gang to five-gang mounting configurations

package of 20

This motherboard provides two riser inputs that are common to all modules

System Sensor MDL3R NEXT Air duct housings can beThe Sync Circuit module synchronizes SpectrAlert Advance strobes at 1 Hz and horns and chimes at temporal 3 over a single pair of wires. Patented module technology also allows the silencing of horns or chimes on horn strobe and chime strobe models over a pair of wires. The MDL3 Module is designed to work with the SpectrAlert and SpectrAlert Advance series of notification appliances to provide a means of synchronizing the temporal coded horns and