LG SV-iS5 - Page 129

Chapter 6 - Parameter Description [I/O]
123
[Exchanging Sequence]
[Up, Down]
By using the Up and Down function, the drive can
accelerate to a steady speed and decelerate down to a
desired speed by using only two input terminals.
[Up/Down Operation]
[3-Wire]
This function is for 3-wire start/stop control.
This function is mainly used with a momentary push
button to hold the current frequency output during
acceleration or deceleration.
[Wiring for 3-Wire Operation, P2 set to ‘3-Wire’]
[3-Wire Operation]
[Ext Trip-A]
This is a normally open contact input. When a terminal
set to ‘Ext Trip-A’ is ON, inverter displays the fault and
cuts off its output. This can be used as an external latch
trip.
[Ext Trip-B]
This is a normally closed contact input. When a terminal
set to ‘Ext Trip-B’ is OFF, inverter displays the fault and
cuts off its output. This can be used as an external latch
trip.
P1
-
CM
‘Up’
ON
Output Frequency
Time
Time
P2
-
CM
‘Down’
ON
Time
FX-CM
ON
Time
Freq.
Max.
FX
RX
P2
CM
P2-
CM
ON
Output Frequency
Time
Time
FX-
CM
ON
Time
RX-
CM
ON
Time
Freq.
Max.
Freq.
max.
‘Exchange’-CM
FX-CM
ON
Time
Time
ON
Time
AXA-AXC
‘COMM line’
ON
Time
M1
ON
Time
M2
ON
Time
ON
t1
t2
Inverter
Drive
Inverter
Drive
Commercial
Line Drive
t1, t2: 50msec (interlock time)
‘INV line’
ON
Time
ON
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