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Intelligent Technologies (
IT.
) D77B-DSNAP
Pub. No. MN05004001E
37
September 2002
Table 34: Overload Object 0x2C — Instance 1
Attribute Access
Data Type Name
Value
3
Get
INT
Trip Class Setting
Setting of the overloads FLA attribute
= (INT)*(0.1 Amps)/2^CS
4
Get
USINT
Trip Class
0 – 200
5
Get
INT
Average of 3 Phase Current
Average Current of 3 Phase (RMS)
= (INT)*(0.1 Amps)/2^CS
7
Get
USINT
%Thermal Capacity
0 – 100%
12
Get
SINT
Current Scale (CS)
Current Scaling Factor
Scaled Current = (INT)*(0.1 Amps)/2^CS
103
Get/Set BOOL
Ground Fault Enable
0 = Disabled (default)
1 = Enabled
105
Get/Set USINT
Ground Fault Time
Length of time the ground fault must be
true for a trip
0 – 255 seconds
default = 1 second
106
Get/Set USINT
Ground Fault Delay
Length of time to delay tripping on a
ground fault from motor controller start
0 – 255 seconds
default = seconds
107
Get
BOOL
Ground Fault
0 = No ground fault
1 = Ground fault
108
Get
BOOL
Current Threshold Enable
0 = Disabled (default)
1 = Enabled
109
Get/Set USINT
Current Threshold Percent
% of FLA setting to set current threshold
0 – 255%
110
Get
BOOL
Current Threshold Warning
0 = No Warning (default)
1 = Warning
111
Get/Set BOOL
Underload Enable
0 = Disabled (default)
1 = Enabled
112
Get/Set USINT
Underload Percent
% of FLA setting to set underload
0 – 255%
113
Get
BOOL
Underload Warning
0 = No Warning (default)
1 = Warning
114
Get
UINT
Starter 24V DC Value
Value of 24V DC connected to the starter
235 = 23.5V DC
115
Get
BYTE
Overload Status Bits
0 = Current Trip
1 = Phase Loss
2 = Phase Imbalance
3 = Receiving Run1
4 = Receiving Run2
5 = Ground Fault
6 = Test
7 = Thermal Overload
116
Get
BOOL
Impending Trip Warning
0 = current < 115% FLA
1 = current > 115% FLA
117
Get
USINT
%FLA
% Running Current divided by the FLA
setting on the overload (0 – 255%)
121
Get
UDINT
Max FLA
Amps 256