Marvel 6CADM Průvodce řešením problémů Strana 19

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temperature alarm will acvate at 9°C = (4 [set temperature] + 3
[Ahi] + 2 [hysteresis])
5) Relave Low Temperature Alarm (ALO): The
number of degrees C colder relave to set tem
perature that will iniate a low temperature
alarm. Once the compartment temperature exceeds the low
temperature alarm value, the control will delay AdL minutes
before iniang the alarm. See Alarm Delay secon below for
instrucons to set alarm delay. While ALo is displayed on the
screen, press and hold SET key to view the value of ALo. To
adjust the value, connue to hold SET then use the WARMER
and COLDER keys unl the desired value is shown on the screen.
Release the SET key to conrm the new seng. Factory default
value for ALo is -2.0°C.
Note: Seng ALo = 0 will disable the low temperature alarm.
No hysteresis value is added to ALo. For example, let set tem-
perature = 4°C, and ALo = -3. The low temperature alarm will
acvates at 1°C = (4 [set temperature] + -3 [ALo])
6) Alarm Delay (AdL): The number of minutes the
compartment temperature must be outside the
range specied by Ahi and ALo before a tempera-
ture alarm acvates. While AdL is shown on the screen, press
and hold SET key to view the value of AdL. To adjust the value,
connue to hold SET then use the WARMER and COLDER keys
unl the desired value is shown on the screen. Release SET key
to conrm the new seng. Factory default value for AdL is 60
minutes.
7) Total Operang Time of the Condenser Since
the Last Cleaning (cnd): The operang me of
the condenser since the last cleaning. The control
monitors the operang me of the condenser fan to determine
when the condenser is in need of being cleaned. While cnd is
displayed on the screen, press and hold SET key to view the value
of cnd. The value shown is the number of weeks the condenser
has been operang. To reset cnd, connue to hold the SET key
then press and release the ON/OFF key.
When the control recommends the condenser be cleaned, a
reminder will be displayed on the screen (see Alarm Codes.) To
clear the alarm code, reset the value in cnd following the instruc-
ons printed above.
8) Keypad Lockout Feature (Loc): This feature is
used to prevent incidental changes to the set
temperature, or accidentally turning the unit o.
While Loc is displayed on the screen, press and hold the SET key.
If “No” is displayed, Lockout feature is o, and all
keys are enabled. If “Yes” is displayed, Lockout fea-
ture is ON. The ability to turn the unit on and o, as well as the
ability to adjust set temperature will be disabled. To change the
keypad lockout seng, connue to hold the SET key, then use
the WARMER and COLDER keys to set the desired value.
APPENDIX A, ADDITIONAL MICROSENTRY FEATURES
Informaon Menu / Lockout Key
To access the informaon menu, press the SET key, and immedi-
ately release it.
In the informaon menu, a 2 or 3 digit code will be displayed
represenng each entry in the informaon menu. The rst code
displayed will be t1. With each sequenal press and release of
the SET key, the following codes will appear in this order: t1, thi,
tLo, Ahi, ALo, AdL, cnd, and Loc.
To view the value of each code, press and hold the SET key aer
the desired code is displayed. Addionally, the WARMER and
COLDER keys may be used to scroll through the menu. To exit
the informaon menu, press the ON/OFF key, or wait for several
seconds with no key presses.
1) Current Interior Temperature (tI): While tl is
shown on the screen press and hold the “SET
key to display the current interior temperature.
2) Maximum Stored Temperature (thi): While
thi is shown on the screen, press and hold the
“SET” key to display the maximum recorded
temperature. The temperature is updated every 5 minutes. To
reset the maximum temperature; connue to hold the SET key,
then press and release the ON/OFF key to reset the maximum
temperature. The maximum temperature will be reset to the
current compartment temperature.
It is recommended that thi be reset aer the inial pull-down
(24 hours aer power on) to clear any residual values.
3) Minimum Stored Temperature (tLO): While tLo
is shown on the screen, press and hold the “SET
key to display the minimum recorded tempera-
ture. The temperature is updated every 5 minutes. Connue to
hold the SET key then, press and release the ON/OFF key to reset
the minimum temperature. The minimum temperature will
be reset to the current compartment temperature. It is recom-
mended that tLo be reset aer the inial pull down (24 hours
aer power on) to clear any residual values.
4) Relave High Temperature Alarm (Ahi): The
number of degrees C warmer relave to the
set temperature that will iniate a high tem-
perature alarm. Once the compartment temperature exceeds
the high temperature alarm value, the control will delay AdL
minutes before iniang the alarm. See Alarm Delay secon
below for instrucons to set alarm delay. While Ahi is displayed
on the screen, press and hold SET key to view the value of Ahi.
To adjust the value, connue to hold SET then use the WARMER
and COLDER keys unl the desired value is shown on the screen.
Release the SET key to conrm the new seng. Factory default
value for Ahi is 2.0°C.
Note: Seng Ahi = 0 will disable the high temperature alarm.
The control’s 2°C Hysteresis value is automacally added to Ahi.
For example, let set temperature = 4°C, and Ahi = 3. The high
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