3.1
Section 3: Critical Installation Information
WARNING:
DO NOT apply line voltage until instructed to do so.
AVERTISSEMENT:
NE PAS mettre sous tension tant que l’instruction n’est pas donnée de le faire.
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ENTRAPMENT PROTECTION
The installation of a monitored external reversing edge is required on all momentary contact electronically operated commercial doors. If such a reversing device is not
installed, the operator will revert to a constant contact control switch for operation (Closing only).
The Reversing Devices currently UL Approved are:
1). MillerEdge® ME T2 and MT T2 Series monitored edge sensors.
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Job Site Issues to Consider/Concerns
The following list of items should be considered prior to selecting an operator for a given job site.
1-Available power supply. 2-Type of door. 3-Potential operator mounting obstructions. Reversal of Limit Box (4.18). Items to consider include, but are not limited to: side room,
room above door shaft, room below door shaft, available mounting surface integrity, power supply location, and convenient chain hoist and release cable positioning. 4-Size
of door for appropriate operator torque and door travel speed selection. 5-Door activation needs/requirements. Examples include 3 button control stations, 1 button control
stations, pull cords, key switches. 7-Interlock switches are required under certain conditions for doors with pass doors and door locks. See Section 5.7. 8-Accessory equipment.
Examples include reversing edges which are required for doors set to operate as momentary contact, etc. See “Entrapment Protection” section below.
