BTU XT Micro, Руководство пользователя

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XT-Micro Control Panel 15
Program System Timers: This is a set of timers that are used in the controls primary to
keep the system from short cycling. These timers are only zero or positive numbers.
Program
Sys Timers
CAT 10*
MCR 10*
MRR 30*
Door 180*
Date
11/13/09 *
Time
07:31 *
(Programmable Parameter)
CAT (Cooling Air Available Timer) When the mode changes from Cooling to Standby,
this timer will be active. The setting will force the mode to stay in Standby until this
amount of time elapses. This is to prevent short cycling when OSA cooling is marginal.
The timer is in minutes. Press the ENTER key to change.
MCR (Minimum Cooling Run Timer) This variable is in minutes and will guarantee that
once you go into the Cooling mode, you will stay in this mode for a minimum run time
and not short cycle. Typical settings would be from 15 to 30 minutes. Press the ENTER
key and then use the right key to move the cursor to the lower line to make a change.
(Programmable Parameter)
MRR (Minimum Refrigeration Run) This setting will allow the refrigeration to run for a
minimum time, regardless of cooling air availability. Default setting is 30 minutes. Press
the ENTER key to make changes.
Door (Door Open Time) This time in seconds will determine the door position. This
value is determined by timing the door open cycle and door closed cycle. The two values
should be averaged. The default setting is 180 seconds. This is only used when the ram
potentiometer is not available. Press ENTER key and use the right key to position the
cursor to bottom line to make changes.
(Programmable Parameter)
Date (Calendar Date) This allows the date to be set. Press the ENTER key and then
use the up and down arrows to make the change. Use the left and right keys to position
the cursor. Press ENTER when done.
(Programmable Parameter)
Time (Clock Time 24hr) Press the ENTER key and then use the up and down arrows to
make changes. Use the left and right keys to position the cursor. Press ENTER when
done.
Program
Hum Timers
On 10*
Off 10*
Hum Timers (Humidity Timers) This gives access to the programmable timers for turn-
ing the Humidifier on and off. Press the right key to go to the timer screen.
(Programmable Parameter)
On (Humidity On Timer) This is the time in seconds that the humidifier will pulse on
when the fans are running. The humidifier will then be off for the programmed amount of
time and then back to the On time. Press ENTER to program. Max value is 250 sec-
onds.
OFF (Humidity Off Timer) This is the time in seconds that the humidifier will pulse off
when the fans are running. The humidifier will be off for this amount of time and then will
pulse on for the On Timer setting. Press ENTER to program and then use the right arrow
to position the cursor. Max value is 250 seconds.