Watlow Series SD6 PID Controller with DeviceNet Addendum Bedienungsanleitung PDF herunterladen (Seite 10)

Watlow Series SD6 PID with DeviceNet ■ 10 ■

Table 18. 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 behavior of the Connection

4 Get Produced

Connection ID

UINT Placed in CAN Identifier Field when

the Connection transmits

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 productions and con-

sumption associated 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 Watchdog Timeout

Action

USINT Defines how to handle

Inactivity/Watchdog timeouts

For Explicit

Connection only:

1 = Auto Delete

3 = Deferred Delete

13 Get Produced

Connection Path

Length

UINT Number of bytes in the Produced

Connection Path Attribute

14 Get Produced

Connection Path

EPATH Specifies the Application Object(s)

whose data is to be produced by this

Connection Object. See Appendix I,

DeviceNet Specification

15 Get Consumed

Connection Path

Length

UINT Number of bytes in the Consumed

Connection Path Length

16 Get Consumed

Connection Path

EPATH Specifies the Application Object(s)

that are to receive data consumed

by this Connection Object. See

Appendix I, DeviceNet Specification

1 2 ... 5 6 7 8 9 10 11 12 13 14 15 ... 31 32

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