York YHAU-CL Series - FIGURE 48 - DATA Screen

JOHNSON CONTROLS
107
SECTION 6 – OPERATION
FORM 155.30-ICOM2.EN.UL
ISSUE DATE: 12/21/2018
6
DATA SCREEN
LD20030_UL
FIGURE 48 - DATA SCREEN
The Data Screen displays values showing tempera-
tures, operating hours, operating frequency, data trends
and a history of failures, alarms, and time based tem-
perature trends.
In the Measured Value section of the Data screen the
following display:
Chilled Water In Temp.: temperature of the chilled
water measured as it enters the evaporator.
Chilled Water Out Temp.: temperature of the chilled
water measured as it leaves the evaporator.
Cooling Water In Temp.: temperature of the cooling
water measured as it enters the absorber.
Cooling Water Out Temp.: temperature of the cool-
ing water measured as it leaves the condenser.
Evap. Refrigerant Temp.: temperature of the refriger-
ant in the evaporator.
Absorber Temp.: temperature of the diluted solution
in the absorber
Generator Temp.: temperature of the concentrated so-
lution in the generator
Hot Water Inlet Temp.: temperature of the hot water
measured as it enters the generator
Hot Water Out Temp.: temperature of the hot water
as it leaves the generator.
Generator Pressure: pressure in the generator
Generator Concentration: concentration of the con-
centrated solution in the generator
Purge Tank Press.: pressure in the purge tank
Control Output is shown as a percentage.
The Operation Hours section shows the following:
• Operation: how long the chiller has been run-
ning.
• Sol. Pump: how long the solution pump has been
running.
• Ref. Pump: how long the refrigerant pump has
been running.