Hyundai N300-P Instruction Manual page 86

N300-P INSTRUCTION MANUAL
External trip (EXT)
This function can be used to force the Inverter a trip situation which
is Switched by an external input, i.e. PLC or relay contact.
When the EXT terminal is switched ON, the inverter trips on an E12 error and the outputis switched OFF.
Assign 12(EXT) to an intelligent input terminal.
The trip will not be canceled when the terminal is turned OFF.
To cancel the trip, the reset signal must be applied or the Inverter switched OFF and ON again at the supply.
Operation command
FW, REV
EXT terminal
Number of Motor
revolution time
RS terminal
Alarm output terminal
3Wire input function(STA, STP, E/R)
This function is used when a momentary push start/stop control is
required.
Set the operation command selection A002 to control terminal (01).
Assign 20 (STA), 21 (STP) and 22 (F/R) to three of the intelligent input terminals, and the operation becomes
possible as follows. When the terminal is assigned STP terminal, FW terminal and also RV terminal become
invalid. If all three input are not assigned this function will not operate.
The FW terminal and RV terminal become redundant when the 3 wire control terminal is as follows:
Output frequency
ON
STA
STP
F/R
Forward
Chapter 4 Explanation of function
Free-run
OFF
ON
OFF
Reverse
Relation code
C001-C008 : Intelligent input terminal
Relation code
C001-C008 : Intelligent input terminal