1-50 ACH550-UH User’s Manual
Application macros
Application / macro listing
This section describes the following macros:
Selecting an application macro
To select a macro, follow these steps:
Restoring defaults
To restore the factory default settings, select the application macro HVAC Default.
Control wiring
Each macro has specific requirements for control wiring. For general details
about the ACH550 control wiring terminals, see Control terminal descriptions on
page 1-316. Specific wiring requirements are included with each macro description.
9902
Value
Macro
9902
Value
Macro
1HVAC Default
9 Internal Timer with Constant Speeds
2 Supply Fan 10 Floating Point
3 Return Fan
11 Dual Setpoint PID
4 Cooling Tower Fan 12 Dual Setpoint PID with Constant Speeds
5 Condenser 13 E-bypass
6 Booster Pump
14 Hand Control
7 Pump Alternation 15 E-Clipse
8 Internal Timer
1
Select MENU to enter the main menu.
2
Select ASSISTANTS with the UP/DOWN
buttons and select ENTER.
3
Scroll to APPLICATION and select
ENTER.
4
Select a macro with the UP/DOWN buttons
and select SAVE.
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