Rockwell Automation 440R MSR241 Minotaur Safety Relay User Manual
Page 8

MSR241 DeviceNet for Safety System MSR200
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DeviceNet Connection Object, Class 05h
Class Attributes (0)
ID Name
Service
Description
Value
Type
1 Revision Get_Attribute_Single Object
revision
1
1
UINT
Explicit Connection Instance (1, 2, 4 & 10…14)
Instance 1 = Explicit messaging connection (Predefined in DeviceNet object)
Instance 2 = Polled connection / COS / Cyclic consuming connection)
Instance 4 = COS / Cyclic producing connection
Instance 10 - 14 = Explicit connection (UCMM allocated)
ID Name
Service
Description
Value
Type
1 State
Get_Attribute_Single Object
State
0: Non existent
1: Configuring
2: Waiting for Connection ID
3: Established
4: Timed out
USINT
2 Instance
Type
Get_Attribute_Single Explicit
messaging
connection
0
USINT
3 Transport
Class
Trigger
Get_Attribute_Single
Server / Transport Class 3
83h
BYTE
4 Produced
Cnxn ID
Get_Attribute_Single
CAN ID for transmission
UINT
5 Consumed
Cnxn ID
Get_Attribute_Single
CAN ID for reception
UINT
6 Initial
Comm
Characteri
stics
Get_Attribute_Single
The message group over which the
communication occurs
BYTE
7 Produced
Connectio
n Size
Get_Attribute_Single
Maximum number of bytes
transmitted across the connection
0100h UINT
8 Consumed
Connectio
n Size
Get_Attribute_Single
Maximum number of bytes received
across the connection
0100h UINT
9 Expected
Packet
Rate
Get_Attribute_Single
Set_Attribute_Single
Timing associated with this
connection (2500ms)
09C4h UINT
C Watchdog
Timeout
Action
Get_Attribute_Single
Defines how to handle inactivity /
watchdog timeouts
1: Auto delete
3: Deferred delete
1 USINT
D Produced
Connectio
n Path
Length
Get_Attribute_Single
Number of bytes in the
Produced_connection_path attribute
0 UINT
E Produced
Connectio
n Path
Get_Attribute_Single
No connection path
EPATH
F Consumed
Connectio
n Path
Length
Get_Attribute_Single
Number of bytes in the Consumed
connection path instance
0 UINT
10 Consumed
Connectio
n Path
Get_Attribute_Single
No connection path
EPATH