Air Class Iso 5 Led; Alarm Status Led; Parameter Indicators (Led); Selection & Arrow Keypad - NuAire NU-5510 Operation And Maintenance Manual

8.4.4

Air Class ISO 5 LED

Green LED lights and stays on when the chamber air has run through the HEPA filtration system
long enough to clean it to ISO Class 5 (Equivalent to US Federal Standard 209E Class 100) air
quality.
Will also show in the temperature display (with CL flashing) for 10 seconds. These events
will happen when power is cut and then re-stored and after door openings.
8.4.5 CO Tank 1 Status LED
2
The green LED indicates when the Incubator is consuming CO
8.4.6 CO Tank 2 Status LED (Option)
2
The yellow LED indicates when the Incubator is consuming CO
8.4.7

Alarm Status LED

The red LED indicates an abnormal status condition. The alarm LED and audible alarm indicates
the abnormality. If the Alarm Status LED is on continuously, a catastrophic condition exists. A
catastrophic temperature control condition will de-energize the safety relay and cause the chamber
to cool below the set point. Then again the temperature control will try to control.
8.4.8 Chamber Sample
The chamber sample port is provided to allow measurement of CO
fyrite CO
8.4.9

Parameter Indicators (LED)

The parameter indicators, located next to the TEMPERATURE & CO
activated parameter being shown in the three-digit display. If the parameter indicator is activated,
the parameter (i.e. CO
8.4.10 Mode Switch (RUN/SETUP Pad)
The mode switch keypad is used to select the operating mode of the Incubator chamber, SETUP or
RUN.
8.4.11 Selection & Arrow Keypad
The selection and arrow keypad (KEYPAD INPUT SHOULD BE DONE WITH FINGER ONLY,
DO NOT USE PENCIL OR SHARP INSTRUMENTS) is used for operator interaction with the
system. The "SEL" key is always active. Repeated depression of this key causes display of the
next value in sequence as listed for the parameter indicators. The arrow keypads are used to input
set points and access the calibration functions.
8.4.12 Decon Cycle Indicator LED
The yellow LED indicates that the Decon Cycle is in operation. When flashing it indicates a
warming up to or cool down from the cycle. When lit continuously it indicates that the decon
temperature has been achieved. The LED will be lit in conjunction with messages in the
Temperature and CO
OM0135
indicator, or other suitable instrument.
2
) may be altered via the arrow keypad.
2
displays.
2
from tank 1.
2
2
21
from tank 2.
percentage manually with a
2
WINDOWS indicate the
2