User`s guide

Chapter 3: Communicating by DeviceNet Series D8 User’s Guide
70 Watlow Anafaze Doc. 0600-3120-2000
NOTE! All successful explicit message responses
from a Set service will contain no data. The
response will be a two-byte message con-
taining the requester’s node address and
service code (with R/R bit set).
Control Object
The Control Object provides read/write access to all control
parameters. Instance 0 of this object contains the class at-
tributes listed in Table 3.25. The four-loop controller has four
additional instances, and the eight-loop controller has eight
additional instances, each containing the attributes listed in
Table 3.26. Instance 1 corresponds to loop 1, instance 2 cor-
responds to loop 2, and so on.
Table 3.24 Control Class and Services
Table 3.25 Control Class Attributes (Instance 0)
Table 3.26 Control Instance Attributes
(Instances 1 to 4 or 8)
Class Code 66 hex
Class Services 0E hex Get Attribute Single
Instance Services
0E hex Get Attribute Single
10 hex Set Attribute Single
Attribute Access Name Type Description
1 (1 hex) Get Revision UINT Revision of this object
2 (2 hex) Get Max Instance UINT Maximum instances of this object (8)
3 (3 hex) Get
Number of
Instances
UINT Number of object instances
Attribute Access Name Type Description
100 (64 hex) Get/Set Heat Proportional Band UINT See page 136.
101 (65 hex) Get/Set Cool Proportional Band UINT See page 136.
102 (66 hex) Get/Set Heat Integral UINT See page 137.
103 (67 hex) Get/Set Cool Integral UINT See page 137.
104 (68 hex) Get/Set Heat Derivative USINT See page 137.
105 (69 hex) Get/Set Cool Derivative USINT See page 137.
106 (6A hex) Get/Set Heat Manual Reset UINT See page 137.
107 (6B hex) Get/Set Cool Manual Reset UINT See page 137.
108 (6C hex) Get/Set Heat Filter USINT See page 137.