5
-50
U: Monitor Constants
The following settings are made with the monitor constants (U constants): Setting constants for monitoring in
drive mode.
Status Monitor Constants: U1
The constants used for monitoring status are listed in the following table.
Constant
Number
Name
Description
100% Value
Min.
Unit
Control
Methods
MEMOBUS
Register
Display
Open-
loop
Vector
Flux
Vector
U1-01
Frequency ref-
erence
Monitors/sets the frequency reference
value.
Max. frequency
0.01
%
A
A
40H
Frequency Ref
U1-02
Output fre-
quency
Monitors the output frequency.
Max. frequency
0.01
Hz
A
A
41H
Output Freq
U1-03
Output current
Monitors the output current.
Inverter rated output
current
0.1 A
A
A
42H
Output Current
U1-04
Control method
Checks the current control method.
(Cannot be output.)
[No.]
A
A
43H
Control Method
U1-05
Motor speed
Monitors the detected motor speed.
Max. frequency
0.01
%
A
A
44H
Motor Speed
U1-06
Output voltage
Monitors the output voltage reference
value in the Inverter.
Voltage class
AC3300 V(AC6600
V)
1 V
A
A
45H
Output Voltage
U1-08
Output power
Monitors the output power (internally
detected value).
Inverter capacity
(max. applicable
motor capacity)
1 kW
A
A
47H
Output kWatts
U1-09
Torque refer-
ence
Monitor in internal torque reference
value for vector control.
Motor rated torque
0.1%
A
A
48H
Torque Refer-
ence
U1-10
Shows input on/
off status.
(1-8)
−
[Bit]
A
A
49H
Input Sts (1-8)
1: Input terminal S1 is on.
1: Input terminal S2 is on.
1: Input terminal S3 is on.
1: Input terminal S4 is on.
1: Input terminal S5 is on.
1: Input terminal S6 is on.
1: Input terminal S7 is on.
1: Input terminal S8 is on.
0
0 0
0
0
0 0
0
