Data Sheet for Product

Siemens Building Technologies, Inc. Page 3 of 8
Document No. 127-0023
Table 1. European Reciprocating Chiller (CR2).
Point Type Description Range/Units
52 LAO Network Demand Limit. A maximum number of cooling stages which
can be achieved using this point. For example, if there are eight
possible stages, 50% of the network demand limit is four stages.
This is vital for systems which seek to reduce chiller capacity at
certain times to avoid peak electrical demand charges.
0 – 100%
53 LDO Clear Circuit 1 Alarm No Action/Clear Active Alarm
54 LDO Clear Circuit 2 Alarm No Action/Clear Active Alarm
55 LAI Outdoor Air Temperature Set Point
-40 – 263°F
99 LDI Device Communication Failure Normal/Failed
Table 2. Unit Status (Point 03).
Value Description
0 Off – Manual Set Point
1 Off – S-1 Switch
2 Off – System Communication
3 Off – Remote Switch
4 Off – Time Schedule
5 Off – Compressor 1 or 2 Fault (Alarms)
6 Off – Pump-down Switches PS-1 and PS-2
7 Off – Ready To Start
8 Starting
9 Waiting for Flow
10 Waiting for Load
11 Cooling Stage-up
12 Cooling Stage-down
13 Cooling Staging
14 Manual Cooling Staging