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Operating Manual:
SU780XLE
SU780XLE-LIT-OM-I |
11.18.19
5.3.2 PIN
A Password Identification Number (PIN) may be set, but is not displayed. Use the PIN
to restrict access to GUI controls. The default PIN is 1234 and may be changed by the
user to any four-digit numeric code or disabled.
5.3.3 – GUI Menu
A hierarchical menu system is used to display and adjust system values. Each screen
has a button to return to the default "Home" screen and a “Back” button to return to
the prior level of the menu. Screen names (where applicable) are within brackets.
Home
– display of current freezer temperature.
Data
– display of current freezer temperature, system date and time, temperature setpoint and
door defrost status (if at 0%).
• Set-up
– display current temperature setpoint.
PIN required if enabled.
•
Alarms
– display and change alarm delay settings
•
Temp. Delay (min)
– duration of time in which the audible alarm is delayed
when temperature is out-of-specification.
•
Silence Dur. (min)
– duration of time in which the audible alarm is delayed after
the 'Silence' button is tapped.
•
Ext. Delay (min)
– duration of time in which the alarm dry contact activation is
delayed after the alarm condition is detected.
•
Door Delay (min)
– duration of time that the door may remain open before an
audible alarm sounds.
•
Battery Info
– display battery voltage and current information.
•
Date/Time
– display and change system date and time.
•
Door Defrost
– adjust defrost heater between 0 to 100%. A warning will be displayed
on 'Home' screen if set to 0%.
•
Setpoint
– display and adjust over temperature setpoint, temperature setpoint, and
under temperature setpoint
•
PIN
– disable/enable the system PIN and change PIN.
• Event Log
– track the last 200 alarm conditions such as: door openings, temperature
setpoint changes, over temperature condition, and power outages.
• Chart History
– display the cabinet interior air temperature over the last 12 hours, 24 hours
or 7 days. Increase chart resolution by tapping the screen.
• About
– display freezer model number, serial number, firmware version, engine number, run
hours, temperature setpoint, and date.
•
Alarm Test
– test the system alarm.
•
Service Contact
– display manufacturer contact information.
•
Service
– display temperature setpoint, cabinet and cold-head RTD temperatures,
warm-head thermistor temperature, as well as engine voltage, current and power.
Service screen information is used for service by authorized personnel only.
Service PIN required.
•
RTD Calib.
– display RTD readings and calibration offsets. Calibration is used
to compensate for discrepancies between Display RTD and user-supplied
temperature measurement.
