User`s guide

Chapter 3: Communicating by DeviceNet Series D8 User’s Guide
62 Watlow Anafaze Doc. 0600-3120-2000
Table 3.7 Identity Class and Services
Table 3.8 Identity Instance Attributes
Message Router Object
The Message Router object provides a messaging connection
point through which a client may address a service to any ob-
ject class or instance residing in the physical device.
Table 3.9 Message Router Class and Services
Table 3.10 Message Router Instance Attributes
Class Code 01 hex
Class Services None
Instance Services
01 hex Get Attribute All
05 hex Reset (O,1)
0E hex Get Attribute Single
Attribute Access Name Type Description
1 (1 hex) Get Vendor ID UINT
Identification of each vendor by number.
Watlow has vendor ID 153
2 (2 hex) Get
Product
Type
UINT
Identification of general type of product
for vender. The D8 has type 0.
3 (3 hex) Get
Product
Code
UINT Specific product code: D88 (1); D84 (2).
4 (4 hex) Get Revision
STRUCT
of: 2 USINT
Revision of the item the Identity Object
represents
5 (5 hex) Get Status WORD Summary status of device
6 (6 hex) Get
Serial
Number
UDINT Serial number of device
7 (7 hex) Get
Product
Name
SHORT_
STRING
Human readable ID: "WATLOW D88" or
"WATLOW D84"
Class Code 02 hex
Class Services None
Instance Services 04 hex Get Attribute Single
Attribute Access Name Type Description
2 (2 hex) Get
Number
Available
UINT
Maximum number of connections sup-
ported. The D8 supports up to 3 connec-
tions.
3 (3 hex) Get
Number
Active
UINT
Number of connections currently used
by the system components.