ABB AV2 - Page 115

CAM CHARACTERIZATION
CAM SHAPING
C - 7
Figure C-7. Graph to Cam Data Transfer
20.0
10.4
5.6
7.2
8.8
18.4
12.0
13.6
15.2
16.8
4.0
10
4
1
2
3
9
5
6
7
8
0
023451678910
CAM RADIAL LINES
%OFPISTONORVALVETRAVEL
SIGNAL RANGE
(4-20 mA)
CAM
CONCENTRIC
LINES
02030405010 60 70 80 90 100
T00797A
100
50
0
EXAMPLE: CONTROLLED MEDIUM
REQUIRED AT 7.8 PSIG TO BE AT
60% OF PISTON TRAVEL.