Watlow Series SD6 Limit With Devicenet Uživatelský manuál stáhnout pdf (Strana 8)

Watlow Series SD6 Limit with DeviceNet ■ 8 ■

Table 15. Connection Object Instance Attributes

Attribute # Access Rule Name DeviceNet Data

Type

Description of

Attribute

Semantics of Values

1 Get State USINT State of the object

2 Get Instance Type USINT Indicates either

I/O or Messaging

3 Get Transport Class

Trigger

BYTE Defines behaviour

of the Connection

4 Get Produced

Connection ID

UINT Placed in CAN

Identifier Field

when the

Connection trans-

mits

5 Get Consumed

Connection ID

UINT CAN Identifier

Field value that

denotes message to

be received

6 Get Initial Comm

Characteristics

BYTE Defines the

Message Group(s)

across which pro-

ductions and con-

sumption associat-

ed with this

Connection when it

occurs

7 Get Produced

Connection Size

UNIT Maximum number

of bytes transmit-

ted across this

Connection

8 Get Consumed

Connection Size

UNIT Maximum number

of bytes received

across this

Connection

9 Get/Set Expected

Packet Rate

UNIT Will round up to

the next 100 mSec.

Increment.

12 Get/Set

(set for

explicit

messaging

only)

Watchdog

Timeout Action

USINT Defines how to

handle

Inactivity/Watchdo

g timeouts

For Explicit

Connection only:

1 = Auto Delete

3 = Deferred

Delete

1 2 3 4 5 6 7 8 9 10 11 12 13 ... 20 21

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