Applications Guide Tracer Graphical Programming - Trane

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Adding a deadband
3. Click in the design space to place the Variable block between the
Equip Rm Space Temp input block and the 85.0 constant block.
4. Double-click on the block to set the properties. The Variable Properties
dialog box appears (Figure 35).
Figure 35: Variable Properties dialog box
5. Under Type, click the Analog option to set the variable as an analog
variable.
6. Under Source, click the Operator Display/Service Tool option.
7. In the Name list, click Equip Rm Temp Setpoint.
8. Under Block, click the Read option.
Because the Equip Rm Temp Setpoint variable source is the operator
display/service tool, it is a read-only variable.
9. Click OK. The Variable block is assigned to the Equip Rm Temp Setpoint
value (Figure 36).
Figure 36: Equip Rm Temp Setpoint variable block
Variable block
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