Series 90B ANNUNCIATOR INSTALLATION AND CONFIGURATION MANUAL
Weather Tight NEMA front Cover (option NCB, NCT)
This option provides for a NEMA rated front cover for the panel-mounted option, it
consists of a swing frame and a weather tight door. Two options are available; the
NCB option uses ¼ bolts to secure the door to the panel; the NCT option has a
T-Handle for securing the door. Both options use ¼-20 mounting bolts to secure the
swing panel to the mounting surface. Refer to the charts following for the mounting
hole location and over-all size of the door.
Refer to the Panel mount option for the cutout dimensions for the annunciator, mount
the door option, centered on the hole. Mount the annunciator thru the panel hole and
secure with the mounting clamps as described in the panel mount installation
instructions (option PM, PC)
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