Eaton C441R - Page 20

20
User Manual MN04200002E
Effective January 2016
C441 Ethernet module user manual
(C441R, C441T, C441U, C441V)
EATON www.eaton.com
Table 27. C441 Motor Insight Assembly Instance 121 (0x79):
Status and Short Measurements
Assembly includes general status and average current/voltage.
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: Trip
Bit 1: Warn
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
2 1 2 Current
Average
Average RMS Current, Unit:
90 Amp Models: x0.1A
9Amp Models: x0.1A when external CTs
a re used; x0.01A otherwise (scale)
4 2 2 Voltage
Average
Average RMS Voltage (V)
6 3 2 Trip
Reason
0x0001 - Restart Attempts Exceeded
0x0002 - Relay Turned Off (Network/UI)
0x0004 - Contactor Failure
0x0008 - Under Current Trip
0x0010 - Overload Trip
0x0020 - GND Fault Trip
0x0040 - Current Unbalance Trip
0x0080 - Current Single Phase
0x0100 - Reserved (0)
0x0200 - High Power Trip
0x0400 - Over Voltage Trip
0x0800 - Under Voltage Trip
0x1000 - Voltage Unbalance Trip
0x2000 - Over Current Trip
0x4000 - Low Power Trip
0x8000 - Phase Reversal Trip
8 4 2 Aux
Relay
Trip
Reason
0x0002 - Relay turned off (network/UI)
0x0004 - Contactor Failure
0x0008 - Under Current Trip
0x0010 - Overload Trip
0x0020 - GND Fault Trip
0x0040 - Current Unbalance Trip
0x0080 - Current Single Phase
0x0100 - Mains Freq Fault
0x0200 - High Power Trip
0x0400 - Over Voltage Trip
0x0800 - Under Voltage Trip
0x1000 - Voltage Unbalance Trip
0x2000 - Over Current Trip
0x4000 - Low Power Trip
0x8000 - Phase Reversal Trip
Total Assembly Size (bytes): 10
Discrete Input Object
Class:8 (0x08)
Instance Count: 4
Instance List: 1, 2, 3, 4
C441 Motor Insight Discrete Input Instance Attributes
Attrib NV Access
Data
Type Name Description
3 Get BOOL Input Value of Input Point
0 = Off
1 = On
101 NV Set/Get UDINT Field Inputs
Debounce
The debounce applies to
both rising and falling
edge. (milliseconds)
Discrete Output Object
Class: 9 (0x09)
Instance Count: 2
Instance List: 1, 2
Table 28.
C441 Motor Insight Discr
ete 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
Control Supervisor Object
Class: 0x29
Table 29. Control Supervisor Instance Services
Service
Code Service Name
Service
Data Description
0x0E Get_Attribute_Single n/a Returns the value of the specified
attribute
0x10 Set_Attribute_Single value Sets the “value” into the specified
attribute
0x05 Reset n/a Resets the overload to the start-up state