Chapter 4: Lyo-Works Operating System
Product Service 816-333-8811 or 1-800-522-7658
System Parameters Display
Line 1
COLLECTOR, VACUUM & TEMP HEADING – Describes the
measurement that is displayed directly below the text.
Line 2
COLLECTOR MEASUREMENT - Displays the temperature of the
collector coil in °C or °F (as selected in Settings). The value displayed
will be RED if the temperature is > -60° C. The value displayed will be
GREEN if the temperature is ≤ -60° C.
VACUUM MEASUREMENT – Displays the Freeze Dryer vacuum level
in mbar, Pa, or Torr (as selected in Settings). The display will read “High”
if the vacuum level is > 5 mbar. If the vacuum level is ≤ 5 mbar, a
numerical value will be displayed. The value displayed will be RED if the
vacuum is > 1.500 mbar. The value displayed will be GREEN if the
vacuum is ≤ 1.500 mbar.
SHELF & SAMPLE TEMPERATURE MEASUREMENT – Displays
the shelf & sample temperatures in °C or °F (as selected in Settings).
Line 3
Vacuum Set Point – Displays the current vacuum set point in mbar, Pa, or
Torr (as selected in Settings) in the center section Line 3.
Line 4
Operation Mode – Indicates the current status of the Freeze Dryer. One of
the following will always be displayed on this line:
1. Standby – Collector and Vacuum are both OFF
2. Manual – Collector and/or Vacuum are ON, but no Program is
currently running.
3. Program – If a program is currently running this line will
display the actual Program Name, Step #, and Time Remaining
(hh:mm) in the current step of the program.
4. Defrost – Defrost will be displayed when the hot gas defrost
function is turned ON.
Line 5
Data Logging Status – On or Off