NuAire LabGard NU-540-300E, Operation And Maintenance Manual

Page: 21 / 63

OM0280 Page 21 of 63
Rev 3 July/2021
6.1.2 Front Panel
The control system front panel contains the following functions described in detail (see Drawing BCD-16521).
6.1.2.1 Blower Keys
The blower key controls the ON/OFF power to the blower.
LED above key indicates: full green for blower on,
blinking green for blower pending and
full red for blower alarm.
6.1.2.2 Hidden Key
The hidden key is located just above the blower LED indicator centered in the airflow symbol. The hidden key
is used for various functions including the blower password 3 key sequence if the option is activated.
6.1.2.3 Fluorescent Light Key
The fluorescent light key controls the on/off power to the fluorescent light.
LED above the key indicates full blue for fluorescent light on.
6.1.2.4 Ultraviolet (UV) Light Key
The UV light key controls the on/off power to the UV light (if optionally installed).
LED above indicates full yellow for UV light on.
6.1.2.5 Outlet Keys
The outlet key controls the ON/OFF power to the outlets.
LED above indicates full blue for outlets on.
6.1.2.6 Red Alarm LED
The red alarm LED will indicate any alarm condition and remain indicating until the alarm condition is cleared.
6.1.2.7 Audible Alarm Silence
The audible alarm silence key allows user interaction to silence an audible alarm for a period of 15 minutes.
After 15 minutes if the alarm condition still exists, the audible alarm will again sound.
The audible alarm silenc e key also is used to exit all FlowGard™ user interaction menus.
6.1.2.8 Arrow Adjustment Keys
The arrow adjustment keys allow user interaction for various functions.