Yaskawa SMC-4000 - Manual (Page 13)

9
SMC–4000 Installation Guide
Digital I/O
Digital Input
Item Specifications
Number of Input Points 8
Input Format Sinking
Isolation Optical
Voltage 24VDC ± 20%
Current Rating (ON) 5.3mA to activate
Input Impedance 2.2k
Ω
Operation Voltage Logic 0 <5V
Logic 1 >15V
OFF Current 0.9mA or less
Response Time
(Hardware) OFF to ON: <0.5ms
ON to OFF: <1.5ms
Latch response time Less than 25µsec
Minimum latch width 9µsec
NOTE: Inputs float high unless the input is held low.
SMC–4000 CN5 Connector
Internal Circuitry
24VDC
2.2K
5
18
31
6
19
32
7
20
Digital Input 1/Latch X
Digital Input 2/Latch Y
Digital Input 3/Latch Z
Digital Input 4/Latch W
Digital Input 5
Digital Input 6
Digital Input 7
Digital Input 8
0VDC