MP-3000 Controller
96
• Inspect Event Log: Displays important event
logs by time and date for events such as unit
alarms, power On/Off, setpoint change, clock
reset, trip start, defrost, etc.
Viewing the Datalogger Menu
With the UNIT ON/OFF switch ON and the LCD
display showing the standard display (setpoint):
1. Press the F3 key to enter the Main menu.
2. Press F3 key to scroll through Main menu
until “DATALOGGER” appears in LCD
display.
3. Press F4 key to access the Datalogger menu.
The first function appears in the LCD display:
“INSPECT TEMP LOG”.
4. Press F2 or F3 key to scroll to the desired
function:
•“INSPECT TEMP LOG”
•“INSPECT PTI LOG”
•“CALIBRATE USDA SENSOR”
•“ACTIVATE TRIPSTART”
•“SET LOG TIME”
•“INSPECT EVENT LOG”
5. Press F4 key to access the function selected.
Inspect Temp Log
With the UNIT ON/OFF switch ON and the LCD
display showing the standard display (setpoint):
1. Press F2 key to enter the menu list.
2. Press F3 key to scroll through Main menu
until “DATALOGGER” appears in LCD
display.
3. Press F4 key to access the Datalogger menu.
“INSPECT TEMP LOG” appears in the LCD
display.
4. Press F4 key to enter Temp Log. LCD display
shows the Log Time and the Setpoint, Supply
and Return temperatures of the most recent
log in the first screen.
• To scroll through previous logs of the
sensor temperatures currently in the
display, press F3 key. All temperature
logs recorded in the datalogger memory
may be viewed on the LCD display.
5. To view additional sensor log and event flag
screens, press F4 key again. LCD display
shows USDA1, USDA2, USDA3, Relative
Humidity (rH), Ambient, sensor readings, and
flags etc.
• To scroll through previous logs of the
sensor temperatures currently in the
display, press F3 key.
Event Flags for Temperature Log
T = Tripstart Activated
P = Primary Power Off
D = Defrost in Last Interval
O = Temperature Not In-range
h = Humidity Control Active
E = Evaporator High Temperature
H = High Refrigeration Pressure
d = Defrost terminated on time limit
e = Economy mode activated
s = Reefer unit stopped (after PTI)
w = Water-cooled operation (water pressure
switch is closed)
A = Alarm in last interval
NOTE: All event flags that occurred during a
log interval are displayed.
6. Press ESC key to exit the Temp Log.