Parameter identifier (pke) – Festo Кабели и принадлежности User Manual
Page 105
5. Parameter channel
5−5
Festo P.BE−SPC200−COM−PDP−E N en 0901c
Parameter identifier (PKE)
The parameter identifier contains the task or reply identifier
(AK) and the parameter number (PNU). Spontaneous messĆ
ages via bit 11 are not supported by the SPC200.
Byte 1
Byte 2
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Task or reply identifier
(AK)
Ĉ
Parameter number (PNU)
The parameter number (PNU) serves for identifying or adĆ
dressing the individual parameter (see section 5.3). The task
or reply identifier indicates the type of task or reply (see secĆ
tion 5.2.1).
5.2.1 Task identifiers, reply identifiers and fault numbers
The following table shows the task identifiers:
Task identifier
(AK)
Description
Reply identifier
(positive)
0
No task
0
1, 2, 3, 4, 5
1)
Ĉ
6
Request parameter value (array)
4, 5
7
Modify parameter value (array, word)
4
8
Modify parameter value (array, double word)
5
9
Request number of array elements
6
1)
Reserved for extensions