5
-2
User Constant Descriptions
This section describes the contents of the user constant tables.
Description of User Constant Tables
User constant tables are structured as shown below. Here, b1-01 (Frequency Reference Selection) is used as an example.
Constant
Number
Name Description
Setting
Range
Factory
Setting
Change during
Operation
V/f
Control Methods
V/f with
PG
Open
Loop
Vector
Flux
Vector
MEMO
BUS
Register
Page b1-01
Reference selection
Set the frequency reference input method.
0: Digital Operator
1: Control circuit terminal
(analog input)
2: MEMOBUS communications
3: Option board
4: Pulse train input
0 to 4 1 No Q Q Q Q 180H 6-6
• Constant Number:
• Name:
• Description:
• Setting Range:
• Factory Setting:
• Change during Operation:
• Control Methods:
• MEMOBUS Register:
• Page:
The number of the user constant.
The name of the user constant.
Details on the function or settings of the user constant.
The setting range for the user constant.
The factory setting (each control method has its own factory setting.
Therefore the factory setting changes when the control method is changed.)
Refer to page 5-81 for factory settings by control method.
Indicates whether or not the constant can be changed while the
Inverter is in operation.
Yes: Changes possible during operation.
No: Changes not possible during operation.
Indicates the control methods in which the user constant can be monitored or set.
Q: Items which can be monitored and set in either quick programming mode or advanced programming mode.
A: Items which can be monitored and set only in advanced programming mode.
No: Items which cannot be monitored or set for the control method.
The register number used for MEMOBUS communications.
Reference page for more detailed information on the constant.
