Data Sheet for Product

Siemens Building Technologies, Inc. Page 3 of 10
Document No. 127-0028
Table 2. Series 100 Centrifugal Chiller.
Point Type Description Range/Units
01 LAO Device Address —
02 LAO Application Number 5004
03 LAI Unit Status See Table 3
04 LAI Leaving Water Evaporator Temperature
20 – 71°F
05 LAI Entering Water Evaporator Temperature
20 – 71°F
06 LAI Evaporator Refrigerant Temperature
20 – 71°F
07 LAI Compressor Suction Temperature
20 – 71°F
08 LAI Liquid Line Refrigerant Temperature
20 – 71°F
09 LAI Entering Condenser Water Temperature
55 – 106°F
(Value of 0 or 255 indicates error)
10 LAI Leaving Condenser Water Temperature
55 – 106°F
(Value of 0 or 255 indicates error)
11 LAI Compressor Discharge Temperature
0 – 255°F
12 LAI Condenser Refrigerant Temperature
0 – 255°F
13 LAI Oil Feed Temperature
0 – 255°F
14 LAI Oil Sump Temperature
0 – 255°F
15 LAI Remote Reset or Amp Limit 0 – 20 = No reset
20 – 100 = 100 to 40% reset
16 LAI % Motor Current 0 – 125%
17 LAI Oil Delta Pressure 0 – 255 psid
18 LAI Evaporator Refrigerant Pressure 0 – 255 psig
19 LAI Condenser Refrigerant Pressure 0 – 255 psig
20 LAI Lift Pressure 0 – 255 psig
21 LAI Oil Gauge Pressure 0 – 255 psig
22 LAI Superheat. Suction Temperature Minus Evaporator Temperature.
0 – 255°F
23 LAI Liquid Subcooling. Condenser Water Temperature Minus Liquid Line
Temperature.
0 – 255°F
24 LAI Approach. Condenser Refrigerant Temperature Minus Leaving
Condenser Water Temperature.
0 – 255°F
25 LDI Surge Guard Switch Surge/OK
26 LDI Motor Temperature Switch High Temperature/OK
27 LDI Oil Pressure Differential Switch Low Pressure/OK
28 LDI High Discharge Pressure Switch High Pressure/OK
29 LDI Evaporator Low Pressure Switch Low Pressure/OK
30 LDI Panel Rocker Switch Stop/Auto
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