HNC Electric HV480 Series, Руководство пользователя

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83
K1 K2
Operating
instructions
1 0 Forward
1 1 Reversal
0 1 Stop
0 0 Stop
Figure 5 - 12 two-wire modes 2
As shown in the above figure, in this control mode, k2 opens the frequency inverter for forward rotation and k2
closes the frequency inverter for reverse rotation in the k1 closed state. K1 is disconnected and the frequency
inverter stops running.
2: Three-wire control mode 1: this mode X3 is an enable terminal, and the directions are controlled by x1 and X2
respectively.
The function code is set as follows:
Function code Name Setting value Functional description
F5-11 Terminal command mode 2 Three wire type 1
F5-00
X1 terminal function
selection
1 Forward run ( FWD )
F5-01
X2 terminal function
selection
2 Reverse run (REV)
F5-02
X3 terminal function
selection
3
Three - wire operation
control
Figure 5 - 14 three-wire control modes 1
As shown in the above figure, the control mode is in the closed state of SB1 button, press SB2 button to rotate
the frequency inverter forward, press SB3 button to rotate the frequency inverter reversely, and the sb1 button opens
and the frequency inverter stops at the moment. During normal start-up and operation, it is necessary to keep the
SB1 button closed. The commands of SB2 and SB3 buttons will take effect at the closing action edge and the
operating state of the frequency inverter will be subject to the last key action of the three buttons.
3.3 - wire control mode 2:X3 in this mode is the enable terminal, the operation command is given by X1, and the
direction is given by X1 the status of X2 is determined.
The function code is set as follows