![background image](http://html1.mh-extra.com/html/eaton/c440-xtoe/c440-xtoe_user-manual_3837234029.webp)
DeviceNet Configuration
C440/XTOE Electronic Overload Relay, DeviceNet
MN04210002E—March 2011 www.eaton.com
21
Connection Object Instance #1 Attributes (Explicit Messaging) (C440)
Attr ID
NV
Access Rule Name
Data Type Attribute Description
1
—
Get
State
USINT
State of the object
Default = 0x03
2
—
Get
Instance_Type
USINT
Indicates either I/O or messaging connection
Default = 0x00
3
—
Get
TransportClass_Trigger
BYTE
Defines behavior of the connection
Default = 0x83
4
—
Get
Produced_Connection_ID
UINT
Placed in CAN Identifier field when the connection transmits
Default = 0x0000 (although this default will never be visible)
5
—
Get
consumed_Connection_ID
UINT
CAN Identifier field value that denotes message to be received
Default = 0x0000 (although this default will never be visible)
6
—
Get
Initial_Comm_Characteristics
BYTE
Defines the message group(s) across which productions and consumptions
associated with this connection occur
Default = 0x21
This indicates that the slave’s explicit messaging connection produces and
consumes across message group 2. Additionally, this value indicates that
the slave’s MAC ID appears in the CAN Identifier fields of the group 2
messages that the slave consumes and produces.
7
—
Get
Produced_Connection_Size
UINT
Maximum number of bytes transmitted across this connection
Default = 500
8
—
Get
Consumed_Connection_Size
UINT
Maximum number of bytes received across this connection
Default = 500
9
—
Get/Set
Expected_Packet_Rate
UINT
Defines timing associated with this connection
Default = 0x09C4 (2500 milliseconds)
10 _11
—
N/A
N/A
N/A
Not used. These attribute IDs have been obsoleted and are no longer defined
for a connection object
12
—
Get/Set
Watchdog_Timeout_Action
USINT
Defines how to handle Inactivity/ watchdog timeouts
Default = 0x01 (Auto_Delete)
13
—
Get
Produced_Connection_Path_Length UINT
Number of bytes in the Produced_Connection_Path attribute
Default = 0x0000
14
—
Get
Produced_Connection_Path
Packed
EPATH
Specifies the Application Object(s) whose data is to be produced by this
connection object. See DeviceNet Volume I, Appendix I.
Default = Null PATH
15
—
Get
Consumed_Connection_Path_Length UINT
Number of bytes in the Consumed_Connection_Path attribute
Default = 0x00
16
—
Get
Consumed_Connection_Path
Packed
EPATH
Specifies the application object(s) that are to receive the data consumed by
this connection object. See DeviceNet Volume I, Appendix I.
Default = Null PATH
C440 DeviceNet.book Page 21 Friday, March 25, 2011 10:41 AM
For Immediate Delivery or Tech Support call KMParts.com at (866) 595-9616