Input Specifications - Hitachi HIDIC MICRO-EH Applications Manual

3.3.2

Input Specifications

The input circuit consists of DC input and AC input, with the following specifications.
(1) DC input
Item
Input voltage
Allowable input voltage range
Input impedance
Input current
Operating ON voltage
voltage
OFF voltage
Input lag
OFF → ON
ON → OFF
Number of input points
Number of common
Polarity
Insulation system
Input display
External connection
*1: Common terminals are separated each other.
(2) AC input
Item
Input voltage
Allowable input voltage range
Input impedance
Input current
Operating ON voltage
voltage
OFF voltage
OFF → ON
Input lag
ON → OFF
Number of input points
Number of common
Polarity
Insulation system
Input display
External connection
*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.
Specification
24 V DC
0 to 30 V DC
Approx. 2.8 kΩ
7.5 mA typical
15 V DC (min) / 4.5 mA (max)
5 V DC (max) / 1.5 mA (max)
Basic unit : 0.5 to 20 ms (configurable)
Exp. unit : 0.5 ms or less
Basic unit : 0.5 to 20 ms (configurable)
Exp. unit : 0.5 ms or less
See Chapter 4
See Chapter 4
None
Photocoupler insulation
LED (green)
10-point type: fixed type terminal block
14-, 23-, 28-point types: Removable type
screw terminal block (M3)
Specification
100 to 120 V AC
85 to 132 V AC
50 -5 % to 60 +5 % Hz
Approx. 14.6 kΩ (60 Hz)
Approx. 17.6 kΩ (50 Hz)
Approx. 7 mA RMS (100 V AC/60 Hz)
80 V AC (min.) 4.5 mA
30 V AC (max.) 2 mA
25 ms (max.) *1
30 ms (max.) *1
See Chapter 4.
See Chapter 4.
None
Photocoupler insulation
LED (green)
14-, 28-point types: Removable type screw
terminal block (M3)
Chapter 3 Function and Performance Specifications
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3-7
Circuit diagram
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Circuit diagram