Appendix B - Programmable Setpoint Values; Table 13 - Programmable Setpoint Values - Johnson Controls YORK OPTIVIEW CONTROL CENTER Operation Manual

FORM 160.10-O1
ISSUE DATE: 4/27/2018

APPENDIX B - PROGRAMMABLE SETPOINT VALUES

TABLE 13 - PROGRAMMABLE SETPOINT VALUES

EVAPORATOR SCREEN
SETPOINT
Local Leaving Chilled Liquid Temperature - Setpoint
Local Leaving Chilled Liquid Temperature - Range
LCHLT Cycling Offset - Shutdown
LCHLT Cycling Offset - Restart
Brine Low Evaporator Cutout
Sensitivity
Smart Freeze
Refrigerant (Sensor)
LOAD RATE SCREEN (EVAPORATOR SUBSCREEN)
SETPOINT
Load Rate
Sensitivity
Pulse Time
Pulse Period
CONDENSER SCREEN
SETPOINT
High Pressure Warning Threshold
Drop Leg (Sensor)
Refrigerant (Sensor)
Purge Type
PURGE SCREEN (CONDENSER SUBSCREEN)
SETPOINT
High Efficiency Purge System
Maximum Purges / Hour
Maximum Purges / Hour
JOHNSON CONTROLS
ACCESS MINIMUM
LEVEL VALUE
38.0 °F - Water
Operator 36.0 °F - Sm Frz
10.0 °F - Brine
Operator 10.0 °F
Operator 1.0°F
Operator 0.0 °F
Service 0.0 PSIA
Service 10 %
Service Off
Service Disabled
ACCESS MINIMUM
LEVEL VALUE
0.38 °F / Min, 0.75°F / Min, 1.13 °F /
Service Min, 1.50 °F / Min, 2.25 °F / Min, 3.00°F
/ Min, 5.25°F / Min, 10.50 °F / Min
Service 10%
Service 0.1 Secs
Service 0.0 Secs
ACCESS MINIMUM
LEVEL VALUE
Service 14.0 PSIA
Service Disabled
Service Disabled
TurboGuard, SkyGuard Local,
Service
SkyGuard Remote
ACCESS MINIMUM
LEVEL VALUE
Service Disabled
Operator 10
Service 1
MAXIMUM
DEFAULT
VALUE
70.0 °F 45.0 °F
20.0 °F 10.0 °F
Varies with 4.0 °F or highest
LCHLT setpoint allowed value,
and chilled liquid whichever is
type. lower.
Varies with
LCHLT setpoint
0.0 °F
and chilled liquid
type.
12.5 PSIA 12.5 PSIA
200 % 100 %
On Off
Enabled Disabled
MAXIMUM
DEFAULT
VALUE
0.38 °F / Min
200% 100%
10.0 Secs 0.1 Secs
10.0 Secs 2.0 Secs
MAXIMUM
DEFAULT
VALUE
28.8 PSIA 28.8 PSIA
Enabled Disabled
Enabled Disabled
SkyGuard
Remote
MAXIMUM
DEFAULT
VALUE
Enabled Disabled
30 20
30 20
B
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