DRAGONFLY (TM) SA PASS DEVICE
MSA (Mine Safety Appliances): Provides automatic activation through a tethered key system that can be attached to jump seat, locker, or vehicle interior. When user jumps to action, key instantly snaps off and activates device. Pre-alarm chirps if user motion not detected for 18 seconds. After three more seconds of no motion, pre-alarm switches to bursts of higher-volume buzzes. In the last three seconds before full alarm, final warning includes higher-pitched, higher-volume tones mixed with buzzes matching full alarm volume. Easily accessible reset button. Manual activation button in front of alarm module. (800) MSA-2222.
