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Start and stop using terminals (External operation)
5
5.2 Start and stop using terminals (External operation)
5.2.1 Setting the speed by the operation panel (Pr. 79 = 3)
POINT
From where is the speed command given?
y
Operation at the speed set in the speed setting mode of the operation panel
refer to 5.2.1 (Refer to page 23)
y Give a speed command by switch (multi-speed setting) refer to 5.2.2 (Refer to page 24)
y Perform speed setting by a voltage input signal refer to 5.2.3 (Refer to page 25)
y Perform speed setting by a current input signal refer to 5.2.3 (Refer to page 25)
POINT
y Switch ON the STF(STR) signal to give a start command.
y Use the operation panel ( ) to give a speed command.
y Set "3" (External/PU combined operation mode 1) in Pr. 79.
Operation example Operate at 900r/min.
Operation
1.
Screen at power-ON
The monitor display appears.
2.
Easy operation mode setting
Press and for 0.5s. " " appears, and the [PRM] indicator flickers.
3.
Operation mode selection
Turn until " " appears. [EXT] and [PRM] indicators flicker.
4.
Operation mode setting
Press to enter the setting. (Set "3" in Pr.79.)
" " and " " flicker alternately. [PU] and [EXT] indicators are lit.
5.
Speed setting
Turn to show the speed " " you want to set. The speed flickers for about 5s. While the value is flickering, press
to set the speed. " " and " " flicker alternately. After about 3s of flickering, the indication of the value goes back to
" " (monitor display). (If is not pressed, the indication of the value goes back to " " (0r/min) after about 5s of flickering.
In that case, turn again, and set the speed.)
6.
Start Æ acceleration Æ constant speed
Turn the start switch (STF or STR) ON.
The speed value on the display increases in Pr. 7 Acceleration time, and " " (900r/min) appears.
[RUN] indicator is lit during forward rotation operation and flickers during reverse rotation operation.
(To change the set speed, perform the operation in above step 5. Starting from the previously set speed.)
7.
Deceleration Æ stop
Turn OFF the start switch (STF or STR). The speed value on the indication decreases in Pr. 8 Deceleration time, and the motor
stops rotating with " " (0r/min) displayed. [RUN] turns OFF.
SD
STF
STR
Drive unit
Operation
panel
Forward rotation start
Reverse rotation start
[Connection diagram]