Hitachi NT2021XA Instruction Manual page 37

Sample 2 : Program to output codes sequentially to terminal Yw while the output frequency is increased in 10-Hz steps.
(The inverter operation is the same as that programmed in sample 1.)
(Code area [Code Window])
Label Mnemonic
entry
SET-Freq=
ACCEL=
DECEL=
Yw=
FW=
LOOP if
if
if
if
if
if
if
LBL1 Yw=
goto
LBL2 Yw=
goto
LBL3 Yw=
goto
LBL4 Yw=
goto
LBL5 Yw=
goto
LBL6 Yw=
LBL7 goto
LBL2 FW=
Wait
end
(Data area [Data Window])
U (00) = 1000
U (01) = 2000
U (02) = 3000
U (03) = 4000
U (04) = 5000
U (05) = 6000
parameter1 parameter2 parameter3
6000
3000
3000
0
1
FM < U(00)
FM < U(01)
FM < U(02)
FM < U(03)
FM < U(04)
FM < U(05)
FM = U(05)
1
LBL7
2
LBL7
3
LBL7
4
LBL7
5
LBL7
6
LOOP
0
RUN = 0
2-21
parameter4 parameter5
: Set the output frequency to 60 Hz.
: Set the acceleration time to 30 seconds.
: Set the deceleration time to 30 seconds.
: Start forward rotation of the motor.
then LBL1 : When the output frequency is less than 10 Hz
then LBL2 : When the output frequency is less than 20 Hz
then LBL3 : When the output frequency is less than 30 Hz
then LBL4 : When the output frequency is less than 40 Hz
then LBL5 : When the output frequency is less than 50 Hz
then LBL6 : When the output frequency is less than 60 Hz
then LBL8 : When the output frequency is 60 Hz
: Output "1" to Yw.
: Output "2" to Yw.
: Output "3" to Yw.
: Output "4" to Yw.
: Output "5" to Yw.
: Output "6" to Yw.
: Decelerate and stop the motor.
Chapter 2 Syntax