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Chapter 6 Input and Output Specification
6-2
R
R
Internal
circuit
COM
R
R
Internal
circuit
COM
C
6.2 Digital Input Specification
6.2.1 Main unit
1) Specification
Main unit
Model
Specification
K7M-DR10UE K7M-DR14UE
K7M-
DR/DRT/DT20U
K7M-DR20UE
K7M-
DR/DRT/DT30U
K7M-DR30UE
K7M-
DR/DRT/DT40U
K7M-DRT40U
K7M-
DR/DRT/DT60U
K7M-DRT60U
Number of input points 6 points 8 points 12 points 18 points 24 points 36 points
Insulation method Photo coupler
Rated input voltage DC 24V
Rated input current 7 mA (Standard Type P0~P3:9mA, Economic Type P0,P1:9mA)
Operating voltage range DC20.4 ~ 28.8V (ripple: less than 5%)
Max. simultaneous input points 100% simultaneously On
On voltage / On current DC19V or higher / 5.7 mA or higher
Off voltage / Off current DC6V or lower / 1.8 mA or lower
Input impedance
Approx.3.3 kΩ(Standard Type P0~P3:2.7 kΩ, Economic Type P0,P1:2.7 kΩ)
Off → On
0,1,2,5,10,20,50,100,200,500,1000ms (Default : 10ms)
Response time
On → Off
0,1,2,5,10,20,50,100,200,500,1000ms (Default : 10ms)
Common terminal 6 points / COM 8 points/COM 12 points/COM 18 points/ COM 12points/COM 18points/COM
Operating indicator LED turns on at ON state of input
2) Circuit diagram
Standard Type P000 ~ P001
Economic Type None
Standard Type P002 ~
Economic Type P000 ~