Die cast metal enclosure with BEST cylinder (construction core included)
OPEN/CLOSE spring return to center (OFF) key removable in center position only. Should only be used on operators wired for constant pressure to open and close (all LiftMaster industrial operators with type D control wiring).
€¢Electromechanical small profile edge for rolling steel foor applicaton.
•Touch sensitive signaling allows for immediate stopping or reversing of motion.
•The MT22 is completely flexible and will contour to curved surfaces. The MT22 also acts as weatherstrip.
•Lead wire: 22 gauge universal
•Sensitivity: nominal 6-8 PSI
•2 wire NO configuration
•Horizontal mount
•ANSI/UL325 recognized component
•One year warranty
R16 Insulation - Overlay moldings positioned to create the Mitis design - Moldings are factory white or can be factory painted to match door colour - Optional decorative hardware is available - Available in steel (std colours) or aluminum (white and grey) - A variety of decorative windows can be added - Custom colours can be factory painted - Multiple hardware configurations are available to accomodate site requirements - Composite end blocks eliminates corrosion and wood deterioration
Automated battery backup - the unit continues to work on batteries with full functionality (but does move more slowly) until the unit gets to about 75% of battery capacity then transitions to push and hold operation.
The 300 series also works with and powers 12V automatic lock systems
Option available: 5-conductor cable (5') to reduce the risks of miswiring incidents available in 5' 10' 15' 20' or 25' lengths
Integrated software fuse that shuts down the unit to help prevent board component disasters should these be incorrectly installed on grossly imbalanced or improperly sized doors.
30:1 40:1 50:1 gearbox ratio are available. Please specify when ordering