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Chapter 6 Input and Output Specification
6-9
6.3.2 Main unit (TR Output : DRT/DT type only)
1) Specification
Main Unit
Model
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
Off → On 0.2 ms or lower Response
time
On → Off 0.2 ms or lower
Operation indication LED is on at on status of output
R2
R
3
24V
TR1
P40,P41
Internal
Circuit
P/C
R2
R
3
24V
TR1
P42,P43
Internal
Circuit
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.
REMARK