Function Blocks 
CARB Carbon Potential Function Block 
Revision 11    HC900 Hybrid Control Designer Function Block Reference Guide  113 
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Table 35 CARB Alarms tab configuration parameters 
 
Properties Group   Parameter  Index #  Parameter Description  Value or Selection 
Alarm 1  Setpoint 1 
23  Alarm 1 Setpoint 1 Value - this 
is the value at which you want 
the alarm type chosen below to 
activate 
–99999 to 99999 in 
Engineering Units 
 Type 
N/A  Alarm 1 Setpoint 1 Type - 
select what you want Alarm 1 
Setpoint 1 to represent. 
Selections: 
 NO ALARM 
 PV_HIGH 
 PV_LOW 
 DEV_HIGH 
 DEV_LOW 
 SP_HIGH 
 SP_LOW 
 OUT_HIGH 
 OUT_LOW 
 Setpoint 2 
24  Alarm 1 Setpoint 2 Value  Same as Alarm 1 
Setpoint 1 
 Type 
N/A  Alarm 1 Setpoint 2 Type  Same as Alarm 1 
Setpoint 1 
Alarm 2  Setpoint 1 
25  Alarm 2 Setpoint 1 Value  Same as Alarm 1 
Setpoint 1 
 Type 
N/A  Alarm 2 Setpoint 1 Type  Same as Alarm 1 
Setpoint 1 
 Setpoint 2 
26  Alarm 2 Setpoint 2 Value  Same as Alarm 1 
Setpoint 1 
 Type 
N/A  Alarm 2 Setpoint 2 Type  Same as Alarm 1 
Setpoint 1 
Alarm Hysteresis  Hysteresis 
31  Alarm Hysteresis in %  0 % to 5 %