LG Electronics C Series manual I23 I24, External trip signal

Chapter 12. Protective functions

12.5 External trip signal

Group

I/O group

LED	Description	Set
display		Value

	I20		[Multi-function input
			terminal P1 define]
~		~
	I23		[Multi-function input	18
			terminal P4 define]
	I24		[Multi-function input	19
			terminal P5 define]

Min/Max setting

0/24

	Factory	Unit
	default
0
3
4

ƒSelect a terminal among P1 thru P5 to output external trip signal.

ƒSet I23 and I24 to 18 and 19 to define P4 and P5 as External A contact and B contact.

External trip signal input A contact (N.O): This is a normally open contact input. When a P4 terminal set to “Ext trip-A” is ON, inverter displays the fault and turns off its output.

External trip signal input B contact (N.C): This is a normally closed contact input. When a terminal set to “Ext trip-B” is OFF, inverter displays the fault and turns off its output.

P1	FX : I20 = 0
P4	N.O.	:	I23	=	18
P5	N.C.	:	I24	=	19
CM

Frequency

P4(A contact)

P5(B contact) Run

command

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