AC70 VC CONTROL FREQUENCY INVERTER MANUAL
FUNCTION PARAMETER DETAILED SPECIFICATION
96
Tip: In 3 wire control mode 1 Fig, SB1 is a normal close stop button, SB2 is a normal open button. K1 is a
direction selection switch; Xi is multi-function terminal (X1-X6) which have been programmed for 3 wire
running control terminal.
3: 3 wire control mode 2
In this mode, 3 wire running control terminal (Xi) is used for stop running terminal, the
running command is generated by forward running terminal X1(forward running) or reverse running terminal
X2( reverse running ), also control the direction at the same time.
Tip: In 3 wire control mode 2 Fig, SB1 is a normal close button, SB2 and SB3 both are normal open button
and pulse edge is valid, uses for inverter direction control.
4: 3 wire control mode 3
3wire running control terminal (X1) is used for running command given terminal,
running in connecting ON, stop in disconnecting OFF. Rotation direction is determined by forward running terminal
X1 ( forward running) or reverse running terminal X2( reverse running). Every staring running with last time direction
memorized
Tip: 1. SB2 and SB3 both are normal open button, and enable by pulse edge.
2. If need start motor in forward direction, press the K1 first, and press SB2 immediately.