ACH550-UH User’s Manual
1-49
Application macros
Application macros
Overview
Macros change a group of parameters to new, predefined values designed for
specific applications. Use macros to minimize the need for manual editing of
parameters. Selecting a macro sets all other parameters to their default values,
except:
• Group 99: Start-up Data parameters (except parameter 9904)
• The
PARAMETER
LOCK
1602
• The
PARAM
SAVE
1607
• The
COMM
FAULT
FUNC
3018 and
COMM
FAULT
TIME
3019
• The
COMM
PROT
SEL
9802
• Groups 51…53 serial communication parameters
• Group 29: Maintenance triggers
After selecting a macro, additional parameter changes can be made manually using
the control panel.
Application macros are enabled by setting the value for parameter 9902
APPLIC
MACRO
. By default, HVAC Default (value 1) is the enabled macro.
General considerations
The following considerations apply for all macros:
• When using a direct speed reference in AUTO mode, connect the speed
reference to analog input 1 (AI1), and provide the START command using digital
input 1 (DI1). In HAND/OFF mode, the control panel provides the speed
reference and START command.
• When using process PID, connect the feedback signal to analog input 2 (AI2). As
a default, the control panel sets the Setpoint, but analog input 1 can be used as
an alternate source. You can set up process PID using parameters (Group 40) or
using the PID control assistant (recommended).
Summary of Contents for ACH550-BCR
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Page 12: ...1 8 ACH550 UH User s Manual Table of contents ...
Page 36: ...1 32 ACH550 UH User s Manual Installation ...
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Page 335: ...ACH550 UH User s Manual 1 331 Technical data ...
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Page 382: ...2 36 ACH550 E Clipse Bypass User s Manual Start up ...
Page 398: ...2 52 ACH550 E Clipse Bypass User s Manual Bypass functions overview ...
Page 406: ...2 60 ACH550 E Clipse Bypass User s Manual Application macros ...
Page 544: ...2 198 ACH550 E Clipse Bypass User s Manual Embedded fieldbus ...
Page 584: ...2 238 ACH550 E Clipse Bypass User s Manual Diagnostics ...
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Page 622: ...3 16 ACH550 PCR PDR User s Manual Installation ...
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