- 82 -
external terminal.
Note: For convenience of explanation, the S1, S2, and S2 terminals of the multi -function
input terminals S1 to S10 are selected as external terminals. That is, by setting the value
of P4-00 ~ P4-02 to select the functions of S1, S2 and S2 three terminals. For details,
please refer to the setting range of P4-00 ~ P4-09.
0: Two-wire mode 1: This mode is the most commonly used two-wire mode. By the
terminal S1, S2 to determine the positive and reverse operation of the motor. The function
is set as follows:
Function
Name
Set range
Function description
P4-11
Terminal
request
0
Two wire 1
P4-00
S1
Terminal
function selection
1
Forward run
（
FWD
）
P4-01
S2
Terminal
function selection
2
Reverse run
（
REV
）
Figure 6-8 Two-line mode 1
As shown in the figure above, in this control mode, K1 is closed and the inverter is running
forward. K2 closed reverse, K2, K1 closed or disconnected at the same time, the inverter
stops running.
3: Three-wire control mode 2: When this mode is used, S3 is enable terminal, the S1
terminal function is the operation enable terminal, and the S2 terminal function determines
the running direction. The function is set as follows
Function
Name
Set number
Function
description
P4-11
Terminal command
mode
3
Three wires 2
P4-00
S1 Terminal
function selection
1
Run enable
P4-01
S2 Terminal
function selection
2
Positive and
negative direction
of operation
