15
1-6. Control of Each Mode
Input Control Object Contents Remark
1. F-Sensor
2. R-Sensor
3. Light Sensor
1. F-FAN, 8 /
11 / 14 V
2. R-FAN, 8 /
11 / 14 V
3. C-FAN, 8 /
11 V
1. Fan Voltage of Each Mode
1) Silent Control :
When the Light Sensor decides that it is night, this mode starts.
2) Normal Control : Normal daytime mode
3) Under Load Control :
When the temperature of compartments inside rises up, this mode
starts.
2. Terms to Start
1) To recover immediately temperature down of compartments due to
frequent door openings and/or heavy load
2) Terms to Start ( for both Normal Mode / Silent Mode)
1
Over 30 seconds per 1 door opening ; for confrontation of F/R
Load
2
Over F-Sensor ON Point + 5 degree ; for confrontation of F Load
3
Over R-Sensor ON Point + 5 degree ; for confrontation of R Load
3) Control under Load and Start Avoidance
1
Avoiding Load Confrontation Start until the first OFF after initial
operation
2
Avoiding Load Confrontation Start until Pre-cool, Heater, Pause, F
Fan Delay and First Cycle OFF
4) How to control
1
When Load Confrontation Mode starts by over 30 seconds of door
opening (once) ; F/R-Fan works at 14V.
2
When Load Confrontation Mode starts by over F-Sensor ON
POINT + 5 degree ; F-Fan works at 14V.
3
When Load Confrontation Mode starts by over R-Sensor ON
POINT + 5 degree ; R-Fan works at 14V.
4
C-Fan ; Same as Normal Operation, 10V
5) How to terminate
1
20 minutes after Load Confrontation Mode starts, F/R stop.
2
When F-Sensor reaches to OFF Point, F Load Confrontation
Mode stops.
F FAN R FAN C FAN
11V 11V 11V
14V 14V
11V 11V 8V
8V 8V
Control Mode
Normal Control
UnderIn Normal
LoadIn Silent
Silent Control
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