Chapter 1 Specications Check1.3 Electrical Specications
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1.3.2 Standard I/O Input and Output Interface
Input Section Output Section
Input Voltage 24V DC ±10% Load Voltage 24V DC ±10%
Input Current 7mA / per output
ON Min. 16V DC (NPN)
8V DC (PNP) ON/OFF
Voltage
OFF Max.
5V DC (NPN)
19V DC (PNP)
Load Current
100mA / per circuit,
400mA
(Note 1)
/ 8 ports
Type
Insulation Type Photocoupler Insulation Insulation Type Photocoupler Insulation
NPN
External Power
Source
24V DC +10%
Input Terminal
Internal Power
External Power
Source
24V DC +10%
Load
Output Terminal
Internal Power
PNP
External Power
Source
24V DC +10%
Input Terminal
Internal Power
Internal Power
External Power
Source
24V DC +10%
Output Terminal
Load
Note 1: The maximum load current total becomes 400mA for every 8 ports from Output Port No. 316. (Maximum in
every point is 100mA)
Note 2: When service power output is OFF, supply I/O power.
When service power output is ON, it is not necessary to supply I/O power as the internal power source is
applied.