Omron CPM1A operation manual Expansion I/O Unit Input Specifications

Specifications Section 2-1

Differential Phase Mode (2.5 kHz Max.) IN00000 (A phase), IN00001 (B phase)

ON

Phase A

OFF

ON

Phase B

OFF

IN00002 (Z phase)

400 ∝ s min.

T1 T2 T3 T4

T1 T2 T3 T4 : 90 ∝ s min.

100 ∝ s min.

ON

Phase Z

OFF

500 ∝ s min.

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
				Input
				LED
		IN 4.7 kΩ

820 Ω	Internal
	Circuits
COM

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.

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