JOHNSON CONTROLS
91
FORM 150.62-NM6 (103)
SETPOINT KEY
MODE
LOw LIMIT
HIGH LIMIT
DEFAULT
LEAVING CHILLED LIqUID SETPOINT
WATER COOLING
40.0°F
**70.0°F 44.0°F
4.4°C
21.1°C
6.7°C
GLYCOL COOLING
*10.0°F
**70.0°F
44.0°F
-12.2°C
21.1°C
6.7°C
LEAVING CHILLED LIqUID
—
1.5°F
2.5°F
2.0°F
CONTROL RANGE
0.8
°C
1.4°C
1.1°C
RETURNED CHILLED LIqUID SETPOINT
WATER COOLING
40.0°F
70.0°F
44.0°F
4.4°C
21.1°C
6.7°C
GLYCOL COOLING
10.0°F
70.0°F
44.0°F
-12.2°C
21.1°C
6.7°C
RETURN CHILLED LIqUID
—
4.0°F
20.0°F
10.0°F
CONTROL RANGE
2.2°C
11.1°C
5.6°C
MAx EMS-PWM REMOTE
—
2°F
40°F
20°F
TEMPERATURE RESET
1.0°C
22.0°C
11.0°C
*
Refer to Engineering Guide for operation below 30°F (-1.1°C). Alternate thermal expansion valves must be used
below 30°F (-1.1°C).
*
When using glycol, Leaving Chilled Liquid Setpoint should not be set below 20°F (-6.7°C).
** Do not exceed 55°F (12.8°C) setpoint before contacting the nearest YORK
Office for application
guidelines.
TAbLE 20 –
COOLING SETPOINTS, PROGRAMMAbLE LIMITS AND DEFAULTS
2
box. The operation is then repeated if necessary. This
process may be followed until the hour, minutes, and
meridian (AM or PM) of both the START and STOP
points are set. After changing the meridian of the stop
time, pressing the ENTER/ADV key will advance the
schedule to the next day.
Whenever the daily schedule is
changed for Monday, all the other
days will change to the new Monday
schedule. This means if the Monday
times are not applicable for the whole
week then the exceptional days would
need to be reprogrammed to the de
sired schedule.
To page to a specific day press the SCHEDULE/
ADVANCE DAY
key. The start and stop time of each
day may be programmed differently using the UP and
DOWN arrow, and ENTER/ADV keys.
After SUN (Sunday) schedule appears on the display a
subsequent press of the SCHEDULE/ADVANCE DAY
key will display the Holiday schedule. This is a two part
display. The first reads:
The times may be set using the same procedure
as described above for the days of the week. After
changing the meridian of the stop time, pressing the
ENTER/ADV key will advance the schedule to the
following display:
The line below the empty space next to the S is the
cursor and will move to the next empty space when the
ENTER/ADV key is pressed. To set the Holiday, the
cursor is moved to the space following the day of the
week of the holiday and the UP arrow key is pressed.
An * will appear in the space signifying that day as a
holiday. The * can be removed by pressing the DOWN
arrow key.
The Holiday schedule must be programmed weekly
–once the Holiday schedule runs, it will revert to the
normal daily schedule.
PROGRAM key
There are several operating parameters under the PRO-
GRAM key that are programmable. These setpoints can
be changed by pressing the PROGRAM key, and then
the ENTER/ADV key to enter
Program Mode
. Continuing
to press the ENTER/ADV key will display each oper-
ating parameter. While a particular parameter is being
displayed, the UP and DOWN arrow keys can be used
H O L S T A R T = 0 0 : 0 0 A M
S
T
O
P = 0
0 : 0
0 A
M
S _ M T w T F S
H O L I D A Y N O T E D b Y *
Содержание York YCAL0014E Series
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