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8.3.7 Password Protection
There are 2 levels of password protection.
1. The permanent numerical password required for accessing the "Service Settings" menu screen.
This screen is accessed by pressing the "Service Settings" text Icon in the "System Settings" menu screen.
The functions in the "Service Settings" screen are intended to be used by qualified technicians to calibrate
the control system sensors like Temperature and CO2, adjust optional parameter settings to customize
incubator performance, perform system diagnostics and to Factory or Master reset for returning the
incubator to Default settings.
2. A selectable 4 digit numerical password that is entered by the Incubator user to prevent others that are not
authorized to change the Incubator set points (CO
changing passwords. The password protection may be initiated by accessing the "Set Password" menu in
the System Settings menu screen. Once initiated, a four digit number must be entered, then re-entered for
verification.
8.3.8 Standard remote communication capability
The NU-5800 Incubator comes equipped with the following remote communication tools:
•
USB Output of daily, weekly & monthly performance logs and an event log that indicates when alarms,
door openings and power interruptions occur.
•
4-20 milliamp analog Output
•
RS-485 2 way communications
•
A USB method of updating the software
8.3.9 Diagnostic and calibration assists.
To access the Service Settings Menu, perform the following steps:
NuAire Logo → Service Settings → 9876 Enter. You are now in the
Service Settings Menu (screen). This screen provides you the capability
to review and analyze numerous Incubator functions including the
following:
•
Individual analog inputs may be displayed to assist calibration.
•
Individual outputs may be forced to an on or off condition.
•
Individual digital inputs may be displayed.
•
Calibrated and Uncalibrated values are displayed.
•
All options may be individually tested.
8.4 Front LCD NU-Touch screen Descriptions
The system LCD touch screen has the following functions.
8.4.1 Front LCD touch screen Descriptions
The NU-TOUCH LCD allows the user to access a wide variety
of unit configurations and diagnostic menus by touching the
NuAire logo icon.
The Main Screen displays:
•
Power Interrupted message displayed when power is lost and
then re-connected
•
current Calibrated values of control systems that have been
enabled
•
Current operating mode (run or standby)
•
Door Ajar, Alarms, and Maintenance notices
8.4.2 Inject CO
Status
2
On the bottom right of 'Main' screen, "CO2" text indicates when the CO
into the chamber, the system is injecting CO
OM0211
Rev 3 March 2013
9 8 7 6
The password is
and it cannot be changed or deleted.
%, Temp), running conditions of the Incubator, or
2
to maintain set point.
2
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control valve is open and CO
2
is flowing
2
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Troubleshooting
