Siemens SIMATIC PCS 7 OSx User Manual

Trends4-6 SIMATIC PCS 7 OSx 4.1.2 Operator
Displaying Trend Data (continued)
To configure trends to display at double the standard size, follow the steps
below:
1. Open an XTerm window and log in as tistar.
2. At the command line prompt, type ch_trends.sh 2page and press
Enter.
All trends will now display at double the standard size (Figure 4-3). The
trend display background color is changed from black to light gray for more
efficient printing, and a button is added that allows you to toggle from
Digital to Analog trends.
To return to the standard display size, repeat the steps above, substituting
1page for 2page in the ch_trends.sh command.
C2AI_0 PV ANALOG In 0 0.980
C2AI_1 PV ANALOG In 1 0.250
C2AI_10 PV ANALOG In 10 0.750
C2AI_11 PV ANALOG In 11 0.030
C2AO_0 OUT Desired amount of Chocolate 50.000
C2AO_1 OUT Desired amount of Strawberry 50,000
C2AO_10 OUT Desired lowfat temperature 45.000
C2AO_11 OUT Desired amount of lowfat cream 100.00
12:20 12:25 12:30 12:35
12:15
1--Nov--00
12:14:53
100
90
80
70
60
50
40
30
20
10
Range
Change
Change
Time
Digital
Figure 4-3 Double -Sized Trend Display
Doubling the Size
of Trend Displays

Siemens SIMATIC PCS 7 OSx Specifications

General

Brand	Siemens
Model	SIMATIC PCS 7 OSx
Category	Control Systems
Language	English