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24
Differential Phase Mode (2.5 kHz Max.) IN00000 (A phase), IN00001 (B
phase)
ON
OFF
400 µs min.
T
1
T
2
T
3
T
4
T
1
T
2
T
3
T
4
: 90 µs min.
ON
OFF
Phase A
Phase B
IN00002 (Z phase)
ON
OFF
100 µs min.
500 µs
min.
Phase Z
When IN00003 through IN00006 are used as interrupt inputs, the delay is 0.3 ms
max. The delay is measured from the time that the input goes ON until the inter-
rupt subroutine is executed.
Expansion I/O Unit Input Specifications
Item Specification
Input voltage 24 VDC
+10%
/
–15%
Input impedance 4.7 kΩ
Input current 5 mA typical
ON voltage 14.4 VDC min.
OFF voltage 5.0 VDC max.
ON delay 1 to 128 ms max. Default: 8 ms (see note.)
OFF delay 1 to 128 ms max. Default: 8 ms (see note.)
Circuit configuration
IN
COM
4.7 kΩ
Input
LED
Internal
Circuits
820 Ω
IN
Note Using the PC Setup, 1, 2, 4, 8, 16, 32, 64, or 128 ms can be selected.
Caution Do not apply voltage in excess of the rated voltage to the input terminal. It may
result in damage to the product or fire.
Specifications Section 2-1