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Chapter 3 Function and Performance Specifications
3-7
3.3.2 Input Specifications
The input circuit consists of DC input and AC input, with the following specifications.
(1) DC input
Item Specification Circuit diagram
Input voltage 24 V DC
Allowable input voltage range 0 to 30 V DC
Input impedance
Approx. 2.8 kΩ
Input current 7.5 mA typical
ON voltage 15 V DC (min) / 4.5 mA (max)Operating
voltage
OFF voltage 5 V DC (max) / 1.5 mA (max)
Basic unit : 0.5 to 20 ms (configurable)
OFF → ON
Exp. unit : 0.5 ms or less
Basic unit : 0.5 to 20 ms (configurable)
Input lag
ON → OFF
Exp. unit : 0.5 ms or less
Number of input points
See Chapter 4
Number of common
See Chapter 4
Polarity None
Insulation system Photocoupler insulation
Input display LED (green)
External connection 10-point type: fixed type terminal block
14-, 23-, 28-point types: Removable type
screw terminal block (M3)
*1: Common terminals are separated each other.
(2) AC input
Item Specification Circuit diagram
Input voltage 100 to 120 V AC
Allowable input voltage range 85 to 132 V AC
50 -5 % to 60 +5 % Hz
Input impedance
Approx. 14.6 kΩ (60 Hz)
Approx. 17.6 kΩ (50 Hz)
Input current Approx. 7 mA RMS (100 V AC/60 Hz)
ON voltage 80 V AC (min.) 4.5 mAOperating
voltage
OFF voltage 30 V AC (max.) 2 mA
OFF → ON
25 ms (max.) *1
Input lag
ON → OFF
30 ms (max.) *1
Number of input points See Chapter 4.
Number of common See Chapter 4.
Polarity None
Insulation system Photocoupler insulation
Input display LED (green)
External connection 14-, 28-point types: Removable type screw
terminal block (M3)
*1: Delay by hardware only. Delay by digital filter (software filter) 0.5 to 20 ms is not included.
*2: Common terminals are separated each other.
Internal circuit
0
1
C
Internal circuit
0
1
C