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the default language. If a language other than English is being displayed, an English-only speaking
person should navigate to the USER Screen using the preceding Navigation chart and select English
per the USER Screen instructions in this book.
Analog input ranges
The following table indicates the valid display range for each of the analog input values. In the
event that the input sensor is reading a value outside of these ranges, the < or > symbols will be
displayed beside the minimum or maximum value, respectively.
Table 1: Analog input display ranges
Analog input
Leaving chilled liquid temperature
Return chilled liquid temperature
Leaving condenser liquid temperature
Return condenser liquid temperature
Evaporator refrigerant temperature
(optional)
Discharge temperature
Oil temperature
Condenser pressure
Condenser temperature*
Evaporator pressure
Evaporator temperature*
Oil sump pressure
High speed thrust bearing proximity
position
Refrigerant level
Drop leg refrigerant
Note: * Saturation temperatures are calculated values. They will display XXX if the pressure
used for the calculation is out of range.
28
English range
Low
High
Units
0.0
82.0
°F
0.0
94.1
°F
8.0
133.5
°F
8.0
133.5
°F
0.0
126.1
°F
31.8
226.3
°F
31.8
226.3
°F
0.0
315.0
psig
-98.7
160.1
°F
5.5
77.4
psig
-44.9
64.7
°F
0.0
315.0
psig
8.0
99.0
mil
0.0
100.0
%
0.0
121.7
°F
Model YD Mod D with OptiView Control Center
Metric range
Low
High
High
-17.7
27.7
°C
-17.7
34.5
°C
-13.3
56.3
°C
-13.3
56.3
°C
-17.7
52.3
°C
-0.1
107.9
°C
-0.1
107.9
°C
0.0
2172.4
kPag
-72.6
71.7
°C
37.9
533.7
kPag
-42.7
18.1
°C
0.0
2172.4
kPag
8.0
99.0
mil
0.0
100.0
%
-17.7
49.8
°C
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