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User Manual MN04200002E
Effective January 2016
C441 Ethernet module user manual
(C441R, C441T, C441U, C441V)
EATON www.eaton.com
Table 42. C440 Assembly Instance 130 (0x82): Full Status and
Measurements
Assembly includes a full list of the most commonly used values.
Word Size (bytes): 2.
All data is little endian (low byte first).
Byte
Offset
Word
Offset
Size
(bytes) Name Description
0 0 2 Device Status Device Bit Array
Bit 0: Tripped
Bit 1: Unused
Bit 2: Output #1
Bit 3: Output #2
Bit 4: Input #1
Bit 5: Input #2
Bit 6: Input #3
Bit 7: Input #4
Bit 8: Overload Power Lost
Bit 9: Comm Adapter Low Voltage
Bit 10: 1=Running, 0=Stopped or Tripped
Bit 11-15: Reserved
2 1 2 Scaled Current
Phase A RMS
Scaled RMS Current Phase A (Amps)
4 2 2 Scaled Current
Phase B RMS
Scaled RMS Current Phase B (Amps)
6 3 2 Scaled Current
Phase C RMS
Scaled RMS Current Phase C (Amps)
8 4 2 Scaled 3 Phase
Ave Current
Average of the 3 Scaled RMS Currents
(Amps)
10 5 2 Current as
Percentage of
FLA
Current as a Percentage of FLA. Ie: If
Current is 1Amp and the FLA is 1AMP
the percent would be 100%. (%)
12 6 1 Phase
Imbalance
Percent
Percent of Measured Phase Imbalance
(%)
14 7 2 Line Frequency The Line Frequency Measured by the
Device. The frequency is displayed in
deciHz. (Hertz)
16 8 1 Thermal
Memory
Percentage
Present Thermal Value. 100% equates
to a trip condition. (%)
18 9 2 Latched Faults Faults are cleared when the device is
either reset by the network or detects
current flowing.
The fault bits are defined as follows:
Bit Feature
0 Overload Fault
1 Phase Imbalance
2 Phase Loss Fault
3 Ground Fault
4 Network Trip Command
5 NV Memory Failure
6-> Reserved
20 10 2 Feature States The feature status bits are defined as
follows:
Bit Feature
01 Class Index (00 = Class 10; 01 =
Class 15; 10 = Class 20; 11 = Class 30)
2 Phase Loss/Imbalance Enabled
3 Ground Fault Enabled
4 Auto Reset Enabled
5 Remote Reset Active
6 Dip Switch Position 0
7 Dip Switch Position 1
8 Dip Switch Position 2
9 Dip Switch Position 3
10-15 Reserved
22 11 2 Device
Temperature
The Temperature as Seen by the
Microcontroller. Accuracy ~ 10%.
(°C)
24 12 2 Scaled Ground
Current RMS
Scaled Ground Current. (Amps)
26 13 1 Ground Fault
Percent
Percent of Ground Fault Measured.
GF% = GFC / ((.5)*FLA) (%)
Total Assembly Size (bytes): 28
Class 8 (0x08): Discrete Input Object
Instance Count: 4
Instance List: 1, 2, 3, 4
Table 43. C440 Discrete Input Instance Attributes
Attrib NV Access
Data
Type Name Description
3 Get BOOL Inputs 0 = Off
1 = On
101 NV Set/Get UDINT Field
Inputs
Debounce
The debounce applies to
both rising and falling edge.
(milliseconds)
Class 9 (0x09): Discrete Output Object
Instance Count: 2
Instance List: 1, 2
Table 44. C440 Discrete Output Instance Attributes
Attrib NV Access
Data
Type Name Description
3 V Set/Get BOOL Field
Relay
Outputs
Output point value
Val = Description
0 = Off
1 = On
5 NV Set/Get BOOL Field
Relay
Fault
Action
When a communication fault occurs
the output can execute two types of
behavior.
Value = Description
0 = Apply Fault Value
1 = No Change
6 NV Set/Get BOOL Field
Relay
Fault
State
Communication fault value to be
applied.
Value = Description
0 = Turn Relay Off
1 = Turn Relay On
7 NV Set/Get BOOL Field
Relay
Idle
Action
When a communication idle state
occurs the relays can execute two types
of behavior.
Value = Description.
0 = Apply Idle Value
1 = No Change
8 NV Set/Get BOOL Field
Relay
Idle
State
Communication idle value to be applied.
Value = Description
0 = Turn Relay Off
1 = Turn Relay On
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