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Output unit
Terminal layout diagrams
- 16-point type Primary unit (AFP87424)
Expansion unit (AFP87428)
Note:
- Power supply input (24 V) terminal and all (+) terminals are internally connected. Power supply input (0
V) terminal and all (-) terminals are internally connected.When using (+) or (-) terminal as a common
terminal, use the one closest to the output terminal.
- The screw terminals are all M3.5.
Note:Precautions when using an external power supply
- Use an external power supply in the range of 20.4 V DC to 26.4 V DC.(It does not work with the power
supply for operating.)
- Up to 16 points can be used with the power supply of 0.5 A. (All the points can be simultaneously
turend on.)However, in this case, use the (-) terminal that is close to the output terminal to be used.
- 8-point type Primary unit (AFP87423)
Expansion unit (AFP87427)
- In case of expansion unit, the terminals of
the RS485 interface (pins 20 and 21 for the 8-
point unit, pins 36 and 37 for the 16-point unit)
is N.C. (Not connected) terminals.These
terminals are not connected internally.
2-21
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Troubleshooting
