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3.1. Identity Object
Class code 0x01. This object provides identification of and general information about the
device.
3.1.1.
Identity Object Class Attributes
Attribute
ID
Name
Data
Type
Access
Rules
Description
Default
Value
1 Revision
UINT Get
Revision of this object
1
2 Max
instance
UINT Get
Maximum instance number of an object
currently created in this class level of
the device
1
3.1.2.
Identity Object Instance Attributes
Attribute
ID
Name
Data
Type
Access
Rules
Description
Default
Value
1 Vendor
ID
UINT Get
Identification of vendor by number
377
2 Device
type
UINT Get
Indication of general type of product
2
(AC Drive)
3 Product
code
UINT Get
Identification of a particular product of
an individual vendor
VF-MB1:3000
VF-S15 :3001
Revision *
(Major)
USINT
(ARRAY)
Get
(01)
4
Revision *
(Minor)
USINT
(ARRAY)
Get
Revision of the item the Identity Object
represents
(01)
5
Status (bits supported) **
WORD
Get
Summary status of device
-
6 Serial
number
UDINT Get
Serial number of device
-
7 Product
name
SHORT_
STRING
Get
Human-readable identification
“DEV003Z”
8 State
USINT Get
Present state of the device
0 = Non-existent
1 = Device Self Testing
2 = Standby
3 = Operational
4 = Major Recoverable Fault
5 = Major Unrecoverable Fault
-
10 Heartbeat
Interval
USINT Get/Set
The nominal interval between heartbeat
messages in seconds.
0
* DEV003Z software version.
ex.) If Major = 0x01 and Minor = 0x01, DEV003Z Version is "101".
** Attribute 5 Status:
Bit Note
0
Owned by Master (predefined Master/Slave Connection)
2 Configured.
4-7
Extended device status
0000 = Unknown
0010 = Faulted I/O connection
0011 = No I/O connection established
0100 = Non volatile configuration bad
0101 = Major fault
0110 = Connection in run mode
0111 = Connection in idle mode
8
Minor Recoverable Fault
9
Minor Unrecoverable Fault.
10
Major Recoverable Fault.
11
Major Unrecoverable Fault
etc. 0
(Reserved)