Data Sheet for Product

Page 2 of 8 Siemens Building Technologies, Inc.
Document No. 127-0023
Table 1. European Reciprocating Chiller (CR2).
Point Type Description Range/Units
20 LAI Circuit 2 Subcooling. Leaving condenser water temperature minus
liquid line temperature.
°F
21 LAI Evaporator 1 Pressure 5 – 145 psi
22 LAI Evaporator 2 Pressure 5 – 145 psi
23 LAI Condenser 1 Pressure 20 – 450 psi
24 LAI Condenser 2 Pressure 20 – 450 psi
25 LAI % Motor Current 0 – 100%
26 LAI Compressor 1 Operating Hours High Speed —
27 LAI Compressor 2 Operating Hours High Speed —
28 LAI Compressor 1 High Speed Starts —
29 LAI Compressor 2 High Speed Starts —
30 LAI Compressor 1 Operating Hours Low Speed —
31 LAI Compressor 2 Operating Hours Low Speed —
32 LAI Compressor 1 Low Speed Starts —
33 LAI Compressor 2 Low Speed Starts —
34 LAI Circuit 1 Alarm SeeTable 4
35 LAI Circuit 2 Alarm See Table 4
36 LAI Circuit 1 Previous Alarm See Table 4
37 LAI Circuit 2 Previous Alarm See Table 4
38 LAI Circuit No. 1 Condition at Time of Alarm: Evaporator Pressure psi
39 LAI Circuit No. 1 Condition at Time of Alarm: Condenser Pressure 280 – 425 psi
40 LAI Circuit No. 1 Condition at Time of Alarm: Suction Temperature
°F
41 LAI Circuit No. 1 Condition at Time of Alarm: Liquid Line Temperature
°F
42 LAI Circuit No. 2 Condition at Time of Alarm: Evaporator Pressure psi
43 LAI Circuit No. 2 Condition at Time of Alarm: Condenser Pressure 280 – 425 psi
44 LAI Circuit No. 2 Condition at Time of Alarm: Suction Temperature
°F
45 LAI Circuit No. 2 Condition at Time of Alarm: Liquid Line Temperature
°F
46 LDO Network Command Enable Chiller/Disable Chiller
47 LAO Evaporator Leaving Water Temperature Set Point
10 – 80°F
48 LAO Reset Option Set Point See Table 5
49 LAO Maximum Chilled Water Reset Set Point
0 – 10°F
50 LAO Entering Evaporator Temperature Set Point
15 – 80°F
51 LAO Network Evaporator Leaving Temperature Reset 0 – 100%
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