Data Sheet for Product

Siemens Building Technologies, Inc. Page 5 of 8
Document No. 127-0023
Table 4. Alarms (Points 34 through 37).
Value
Description for
CR2-M1xx
Description for
CR2-M2xx
0 None. Also, set point to this value to
clear alarms.
Compressor Warning (Cleared)
1 High Condenser Pre-alarm Hold Stage
(Cleared)
High Condenser Pre-alarm Hold Stage
(Cleared)
2 High Condenser Pre-alarm Stage Down
(Cleared)
High Condenser Pre-alarm Stage-down
(Cleared)
3 Freeze Refrigerant Pre-alarm Stage
Down (Cleared)
Freeze Refrigerant Pre-alarm Stage-down
(Cleared)
4 Loss of Chilled Water Flow (Cleared) Loss of Chilled Water Flow (Cleared)
5 No Pump-down (Cleared) No Pump-down (Cleared)
6 Refrigerant Freeze Protect (Cleared) Low Evaporator Pressure (Cleared)
7 Low Evaporator Pressure (Cleared) Failed Pre-purge (Cleared)
8 Compressor 4 Motor Protect (Cleared) Failed Low Ambient Start (Cleared)
9 Compressor 3 Motor Protect (Cleared) Refrigerant Freeze Protect (Active)
10 Compressor 2 Motor Protect (Cleared) Low Evaporator Pressure (Cleared)
11 Compressor 1 Motor Protect (Cleared) Compressor 2 Bad Suction Temperature
(Cleared)
12 Compressor 4 Low Oil Pressure
(Cleared)
Compressor 1 Bad Suction Temperature
(Cleared)
13 Compressor 3 Low Oil Pressure
(Cleared)
Compressor 2 Motor Protect/Very Low
Pressure (Cleared)
14 Compressor 2 Low Oil Pressure
(Cleared)
Compressor 1 Motor Protect/Very Low
Pressure (Cleared)
15 Compressor 1 Low Oil Pressure
(Cleared)
Compressor 4 Low Oil Pressure (Cleared)
16 High Condenser Pressure (Cleared) Compressor 3 Low Oil Pressure (Cleared)
17 Mechanical High Pressure (Cleared) Compressor 2 Low Oil Pressure (Cleared)
18 Bad Evaporator Pressure Sensor
(Cleared)
Compressor 1 Low Oil Pressure (Cleared)
19 Bad Condenser Pressure Sensor
(Cleared)
High Condenser Pressure (Cleared)
20 Bad Phase/Volts (Cleared) Mechanical High Pressure (Cleared)
21 Chilled Water Freeze Protect (Cleared) Bad Evaporator Pressure Sensor
(Cleared)
22 Bad Voltage Ratio Sensor (Cleared) Bad Condenser Pressure Sensor
(Cleared)
23 Bad Evaporator Leaving Temperature
Sensor (Cleared)
System Alarm/Bad Phase/Volts (Cleared)
24

Chilled Water Freeze Protect (Cleared)
continued on next page...