IAI America E-Con - Manual (Page 44)

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2-6-4 External I/O Specifications
Input Area
Column Specifications
Number of inputs 10 points
Input Voltage 24 VDC
20%
Input Current 7 mA/1 Circuit
Movement Voltage
ON Voltage . . . Minimum 16 V (4.5 mA)
OFF Voltage . . . Minimum 6 V (1.4 mA)
Isolation Method Photo Coupler
Internal Circuit Structure (Standard NPN Specifications)
 Connect 24 VDC between COMIA and COMIB.
 As for the common side of input, connect to the minus side of the external power.
 Pins No. 21 and 22 of COMIA, and Pins No.23 and 24 of COMIB are connected, respectively internally.
Internal Circuit Structure (Optional PNP Specifications)
 Connect 24 VDC between COMIA and COMIB.
 As for the common side of input, connect to the plus side of the external power.
 Pins No. 21 and 22 of COMIA and pins No. 23 and 24 of COMIB are respectively connected internally.
External
Power
24 VDC
Pin No.
Internal Circuit
Each input
Pin No.
Each input
External
Power
24 VDC
Internal Circuit
Rectifying
cir
c
uit
Rectifying
cir
c
uit