Lite-On Technology Corp.
Industrial Automation
64
4.3.3.
Display of decimal point
Display symbol
Content description
High/low byte indication: If the data type is 32-bit and the data is in the decimal
format, the function indicates whether the numerical value displayed is in the high
or low byte format.
Negative sign: If the data is in the decimal format, the two decimal points on the
left indicate the negative sign, regardless the 16- or 32-bit. The value displayed in
the hexadecimal format is always positive. No negative sign is displayed.
4.3.4.
Display of the warning message
Display symbol
Content description
When the drive generates an error, the warning sign 'AL' and code 'nnn' appear.
Refer to the description for the PD-20 parameter in Chapter 7 or Chapter 9
Warning Troubleshooting for the meaning of the sign and code.
4.3.5.
Monitoring display
In the monitoring mode, press the UP or DOWN key to select the variable to be monitored and press the
SET key for confirmation. Parameter PD-21 can also be modified to designate the monitoring code. For
example, "PD-21=4" indicates the motor rotation speed.
PD-21
LED display
Content description
Unit
0
Cd-P
The number of pulses entered for the pulse command (the
number of pulses for the command entered to the upper
controller)
[user unit]
1
Fb-P
The number of pulses for the motor feedback (the number of
pulses fed to the upper controller from the drive)
[user unit]
2
Err-P
The number of differential pulses for the Cd-P and Fb-P
[user unit]
3
Efb-P
The number of pulses for the motor feedback (the number of
pulses for the encoder feedback) (131072 pulse/rev)
[pulse]
4
SPEED
Motor rotation speed
[r/min]
5
ECd.P
The number of pulses for the pulse command input
(The number of pulses for the command entered to the upper
controller * electronic gear ratio)
[pulse]
6
Eer-P
The number of differential pulses for the ECd-P and EFb-P
[pulse]
7
CP-Fr
The pulse command input frequency
[Kpps]
8
C-SP1
The speed input command
[Volt]
9
C-SP2
The speed input command
[r/min]
10
C-tq1
The torque input command
[Volt]
11
C-tq2
The torque input command
[%]
12
PK-L
The peak torque
[%]
13
AvG-L
The average torque
[%]
14
U-buS
The voltage of the main circuit
[Volt]
L
ow
byte
indi
ca
ti
on
High
byte
indi
ca
ti
on
No
func
ti
on
Ne
ga
ti
ve
s
ign
