User Manual

PROFIBUS DP/P-bus link Siemens Building Technologies
4-4 User's guide Building Automation
The table below shows how analog values are displayed by the analog modules:
Resolution Analog value
Bit number 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Bit value VZ 2
14
2
13
2
12
2
11
2
10
2
9
2
8
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
8-bit resolution VZ 0 0 0 0 0 0 0 1 x x x x x x x
9-bit resolution VZ 0 0 0 0 0 0 0 0 1 x x x x x x
10-bit resolution VZ 0 0 0 0 0 0 0 0 0 1 x x x x x
11-bit resolution VZ 0 0 0 0 0 0 0 0 0 0 1 x x x x
12-bit resolution VZ 0 0 0 0 0 0 0 0 0 0 0 1 x x x
13-bit resolution VZ 0 0 0 0 0 0 0 0 0 0 0 0 1 x x
14-bit resolution VZ 0 0 0 0 0 0 0 0 0 0 0 0 0 1 x
15-bit resolution VZ 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
Tab. 4-1: Analog value display