Allen-Bradley 1769-SM1 User Manual page 129

Parameter Object
Instance Attributes
Attribute Access Name
ID Rule
(1)
1 Parameter Value
2 Get Link Path Size
3 Get Link Path
4 Get Descriptor
5 Get Data Type
6 Get Data Size
7 Get Parameter Name
String
8 Get Units String
9 Get Help String
10 Get Minimum Value
11 Get Maximum Value
12 Get Default Value
13 Get Scaling Multiplier
14 Get Scaling Divisor
15 Get Scaling Base
16 Get Scaling Offset
17 Get Multiplier Link
18 Get Divisor Link
19 Get Base Link
20 Get Offset Link
21 Get Decimal Precision USINT
(1)
Access rule is defined in bit 4 of instance attribute 4. 0 = Get/Set, 1 = Get.
(2)
Specified in descriptor, data type, and data size.
(3)
Value varies based on parameter instance.
(4)
Refer to the CIP Common specification for a description of the connection path.
(Continued)
Data Type Description
(2)
USINT
WORD
USINT
USINT
SHORT_
STRING
SHORT_
STRING
SHORT_
STRING
(2)
(2)
(2)
UINT
UINT
UINT
UINT
UINT
UINT
UINT
UINT
CIP/DPI Objects
(3)
0 = No link specified
n = Link specified
(4)
0 = False, 1 = True
Bit 1 = Supports ENUMs
Bit 2 = Supports scaling
Bit 3 = Supports scaling links
Bit 4 = Read only
Bit 5 = Monitor
Bit 6 = Extended precision scaling
1 = WORD (16-bit)
2 = UINT (16-bit)
3 = INT (16-bit)
4 = BOOL
5 = SINT
6 = DINT
7 = LINT
8 = USINT
(3)
(3)
(3)
0
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
(3)
C-3