CHINT NVF2G-S Series User Manual

function code
name
set value
Parameter Description
F0.01
run command channel selection
1
terminal control
F5.09
Terminal control mode selection
2
Two-wire control mode 1
F5.01
X1 terminal function selection
1
Forward rotation ( FWD )
F5.02
X2 terminal function selection
2
reverse ( REV )
F5.03
X3 terminal function selection
5
Three-wire operation control
STATUS
STOP
STOP
FOREWARD
BACKWARD
VFD
Figure 8-1-2 Two-wire control mode 2
Figure 8-1-3 Three- wire control mode 1
● Three-wire control mode 1:
In this mode, terminal X3 is the running enable terminal, and the direction is controlled by X1 and X2
respectively. As shown in the figure below, in this control mode, when the SB1 button is closed, press the SB2
button to rotate the inverter forward, press the SB3 button to reverse the inverter, and the SB1 button is
disconnected to stop the inverter instantly.
the SB1 button must be kept in the closed state, and the commands of the SB2 and SB3 buttons will take
effect at the edge of the closing action.
The function code is set as follows:
function code
name
set value
Parameter Description
F0.01
run command channel selection
1
terminal control
F5.09
Terminal control mode selection
1
Two-wire control mode 2
F5.01
X1 terminal function selection
1
Forward (acts as "run enable")
F5.02
X2 terminal function selection
2
Reverse (acts as "forward and reverse running direction")
VFD
The function code is set as follows:
● Three-wire control mode 2:
In this mode, X3 terminal is the running enable terminal, the running command is given by X1 , and the
direction is determined by the state of X2 . As shown in the figure below , in this control mode , when the SB1
button is closed, the inverter runs when the SB2 button is pressed, the K is turned off, and the inverter runs
forward, and the K is closed , the inverter is reversed; the moment the SB1 button is turned off, the inverter
stops. During normal startup and operation, the SB1 button must be kept in the closed state, and the command
of the SB2 button will take effect at the edge of the closing action.
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NVF2G-S Series Inverter User's Guide

CHINT NVF2G-S Series Specifications

General

Brand	CHINT
Model	NVF2G-S Series
Category	Inverter
Language	English