Quincy Compressor QSI Series Instruction Manual page 92

Addendum 1 - QSI Logo Controller
Block number B09 is an on-delay timer used to ensure
that the fan contactor engages.
This block has a fixed 3-second time setting and cannot
be adjusted.
Timing will begin upon input to the trigger (Q1). If the
fan contactor normally open auxiliary contact does not
close within 3-seconds (input from I4 to the reset on the
timer), the unit will shutdown and will not restart until
power has been removed from the LOGO controller.
Block number B11 is an on-delay timer used to energize
the wye-delta shorting contactor coil for initial starting
purposes only. The trigger for this timer is block B17.
The default setting is 6 seconds and may be adjusted from
0 seconds to 99 seconds. Contact the Quincy service
department to change the setting on this timer.
At the end of the time delay period, the shorting contactor
coil will disengage.
Block number B15 is an on-delay timer used to ensure
that the shorting contactor coil engages before the main
contactor coil engages.
B15 has a fixed time setting of 1/2 second and cannot be
adjusted.
Block number B17 is an on-delay timer used as the auto-
restart timer. The trigger for this timer is input I1.
The default setting is 0 seconds and this setting can be
adjusted from 0 seconds to 99 hours at any time after the
program is loaded on the LOGO controller.
Block number B18 is an up/down counter used to log the
number of times that the main contactor M1 is engaged. It
will record up to 999,999 starts before resetting itself to 0.
Block number B19 is an up/down counter used to log the
number of times that the unload solenoid valve is
energized. It will record up to 999,999 activations before
resetting itself to 0.
86
Addendum to QSI instruction manual 65005-CB. Created 03/16/04
Setting the Day, Time & Date
To set the day of the week, time of day and
current date in the controller, press the ESC
and OK buttons at the same time to display
the parameterization menu.
Use the
'Set Clock', then press OK to display the clock settings.
The cursor is positioned before the day of the week.
Scroll through the days of the week using the
keys. When the display shows the correct day, move the
cursor to the time position using the
The clock uses military time. Change the hour value
using the
keys to move the cursor to the minute value. Set the clock
to the correct time and repeat the procedure to set the
date.
Once all settings are correct, press OK to accept the
changes.
To switch between summer and winter time (daylight
savings time):
With the LOGO controller in RUN mode:
Press OK and
hour.
Press OK and
Quincy Compressor-QSI ®
or arrow on the control panel to select
arrow keys, then use the
at the same time to 'spring' forward one
at the same time to 'fall' back one hour.
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arrow keys.
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