4. Touch the appropriate numbers to change the current value. The new value appears above
5. Touch the E E n n t t e e r r button. The graph you were previously viewing appears with changed
6. Touch S S a a v v e e . The data graph appears with changed Y-axes scales.
Creating Custom Data Graphs
You can create a custom data graph in two ways:
•
•
Creating a Custom Data Graph From a Default Data Graph
1. Touch the C C r r e e a a t t e e C C u u s s t t o o m m button at the top left of any default data graph screen (for an
2. Touch the A A d d d d / / R R e e m m o o v v e e P P o o i i n n t t s s button at the top left of the screen. The Add/Remove screen
3. Touch the up/down arrows at the top of the left box on the Add/Remove screen to scroll
CTV-SVU01G-EN
screen.
the keypad.
maximum and/or minimum values.
By starting with a default data graph
By starting from a blank screen, with no previously defined data graph points
example, refer to the figure in
appears as shown in the following figure.
Figure 17. Data Graph Points screen
appears (refer to the following figure), pre-populated with data points from the default data
graph you chose.
N N o o t t e e : : When you save the graph, a new custom graph is created; the default data graph is not
overwritten.
through a list of chiller components. The list of items in the box just below the up/down
arrows changes to correspond to the component choice. (For reference, these items are listed
in
"Appendix A: Data for CenTraVac Simplex Chillers," p. 63
"Viewing Data Graphs," p.
D D a a t t a a G G r r a a p p h h s s
33). The Data Graph Points screen
and
"Appendix B: Data for
35