LG Electronics 120S user manual Model Main Unit Specifications, P40,P41 24V Internal Circuit, TR1

Chapter 6 Input and Output Specification

6.3.2 Main unit (TR Output : DRT/DT type only)

1) Specification

	Model		Main Unit
Specifications
		K7M-DRT/DT20U	K7M-DRT/DT30U	K7M-DRT/DT40U	K7M-DRT/DT60U
Output point		4 points / 8 point	4 points / 12 point	4 points / 16 point	4 points / 24 point
Insulation method		Photo coupler insulation
Rated load voltage		DC12/24V
Operation load Voltage		DC10.2 ~ 26.4V
Max. load current		0.5A/1 point (DRT Type P40~P43: 0.1A/1point, DT Type P40~P41 0.1A/1point)
Current leakage when off		Less than 0.1mA
Voltage drop when on		Less than DC0.3V
Surge Absorber		Zener diode
Inrush current		Less than 4A, 10ms
Response	Off → On	0.2 ms or lower
time	On → Off	0.2 ms or lower
Operation indication		LED is on at on status of output
P40,P41		24V

Internal

Circuit

TR1

R2

R

3

P42,P43

Internal

Circuit

24V

P/C

TR1

R2

R 3

REMARK

1)Output TR P000 ~ P003 of DRT Type(K7M-DRT20/30/40/60U) are for positioning function.

2)They also can be used as general transistor output, but can’t be used for AC load. When used for AC loads, they can be destroyed.

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