Users manual, Mc100, 1 reading strings – Watson-Marlow MC100 User Manual
Page 31
Users Manual
MC100
MC100 Users Manual Profibus DP - rev 4
Rev. 4
Page 31 of 40
7.3.2.1.1 Reading strings:
Set the request bit for receiving text strings in DW10 (bit 15) and the required text number in DW10 bit
0 – 4.
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
0
0
0
0
0
0
0
-
-
-
N4
N3
N2
N1
N0
Setting the number in DW10 and the PS bit in DW11 will read the string i DW12-25 status:
Example:
In the following “Control” means data from the PLC to the MC100 and “Status” means data from
MC100 to the PLC.
Request the FMB version as text
Step 1: Set the request bit for text string (bit 15) and the text number in DW10 Control
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
1
0
0
0
0
0
0
0
-
-
-
0
0
0
0
1
Step 2: Receive the text string in DW 12 to 21 Status.
“MC100 FBM Ver. x.yy.z”