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
English range Metric range
Analog input
Low High Units Low High High
Leaving chilled liquid temperature 0.0 82.0 °F -17.7 27.7 °C
Return chilled liquid temperature 0.0 94.1 °F -17.7 34.5 °C
Leaving condenser liquid temperature 8.0 133.5 °F -13.3 56.3 °C
Return condenser liquid temperature 8.0 133.5 °F -13.3 56.3 °C
Evaporator refrigerant temperature
(optional)
0.0 126.1 °F -17.7 52.3 °C
Discharge temperature 31.8 226.3 °F -0.1 107.9 °C
Oil temperature 31.8 226.3 °F -0.1 107.9 °C
Condenser pressure 0.0 315.0 psig 0.0 2172.4 kPag
Condenser temperature* -98.7 160.1 °F -72.6 71.7 °C
Evaporator pressure 5.5 77.4 psig 37.9 533.7 kPag
Evaporator temperature* -44.9 64.7 °F -42.7 18.1 °C
Oil sump pressure 0.0 315.0 psig 0.0 2172.4 kPag
High speed thrust bearing proximity
position
8.0 99.0 mil 8.0 99.0 mil
Refrigerant level 0.0 100.0 % 0.0 100.0 %
Drop leg refrigerant 0.0 121.7 °F -17.7 49.8 °C
Note: * Saturation temperatures are calculated values. They will display XXX if the pressure
used for the calculation is out of range.
Model YD Mod D with OptiView Control Center28
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