A52x Series Electronic Refrigeration Controller with Adaptive Defrost Technical Bulletin
27
Setting Up Adaptive Defrost
To enter the Adaptive Defrost menu, navigate to the high-level
DEFROST SETUP
screens and press
SET.
To scroll
through the
DEFROST SETUP
screens and options, tap the
DOWN
and
UP
keys.
Note:
To enable the
ADAPTIVE DEFROST
setup start screen, set the Defrost Termination type to
TEMP
or
HVBIN
in the
DEFROST TERM TYPE
screen in the System Setup menu flow.
DEFROST
SCHEDULE
TYPE
ADA
PTI
DEFROST
INTERVAL
SET
EXPECTED
DEFROST
DURATION
SET
MAX TIME
BETWEEN
DEFROST
SET
DEFROST
INTERVAL
HR
8
EXPECTED
DEFROST
DURATION
MIN
30
MAX TIME
BETWEEN
DEFROST
HR
3
MIN TIME
BETWEEN
DEFROST
SET
MIN TIME
BETWEEN
DEFROST
HR
4
BLACKOUT
START TIME
BLACKOUT
START TIME
AM
12:45
BLACKOUT
DURATION
SET
BLACKOUT
DURATION
60 MIN
DEFROST
SETUP
SET
SET
SET
SET
SET
SET
SET
SET
SET
SET
SET
SET
SET
SET
To set the initial defrost interval, select the defrost
interval value and press
SET
. The defrost interval
value range is
1
to
48
hours.
To set the expected defrost duration, select the defrost
duration value and press
SET
. The expected defrost
duration value range is
1
to
99
minutes.
To set the maximum time between defrost cycles, select
the maximum time value and press
SET
. The maximum
time value range is
3
to
48
hours.
To set the minimum time between defrost cycles,
select the minimum time value and press
SET
. The
minimum time value range is
3
to
48
hours.
To erase the Adaptive Defrost feature’s historical data
and reset the system to the initial defrost interval,
select
YES
and press
SET
.
To set the length of time that a blackout period persists,
select the blackout duration value and press
SET
. The
blackout duration value is
0
to
240
minutes.
RESET
INTERVALS
SET
RESET
INTERVALS
YES
SET
SET
SET
To set the blackout period start time, select the hours,
minutes, and AM or PM values and press
SET
.
To enable and setup Adaptive Defrost, select
ADAPTI
(Adaptive) in the
DEFROST SCHEDULE TYPE
screen and press
SET
.
