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Wiring Methods Section 3-5
circuiting the plus and minus terminals. If the range is set for 1 to 5 V and
4 to 20 mA, however, the Open-circuit Detection Flag will turn ON when
the plus and minus terminals are short-circuited.
Terminal Block Wiring When wiring the analog I/O terminal block, either use ferrules or solid wires.
• Wire the terminal block while it is mounted to the CPU Unit and do not
remove it from the CPU Unit after completing wiring.
• To make the connection, insert the ferrule or solid wire into the round hole
in the terminal block it locks inside.
• To disconnect the wiring, press the release button in with a small flat-
blade screwdriver and pull the line out while the lock is released.
The screwdriver shown below is recommended for disconnecting wiring.
Recommended Screwdriver
Recommended Ferrules and Crimp Tools
The following crimp terminals and crimping tool are recommended.
The following ferrules can also be used.
Model Manufacturer
SZF1 Phoenix Contact
Crimp terminals Crimping tool
PHOENIX CONTACT Phoenix Contact
AI-TWIN2 × 0.5-8WH (Product code: 3200933) UD6 (Product code: 1204436)
Manufacturer Model Applicable wire
Phoenix Contact AI-0.5-10
0.5 mm
2
(AWG20)
AI-0.75-10
0.75 mm
2
(AWG18)
AI-1.5-10
1.25 mm
2
(AWG16)
Nihon Weidmuller Co., Ltd. H 0.5/16 D
0.5 mm
2
(AWG20)
H 0.75/16 D
0.75 mm
2
(AWG18)
H 1.5/16 D
1.25 mm
2
(AWG16)
2-conductor shielded
twisted-pair cable
Ferrules
Release button
3.5 mm0.6 mm
Side Front
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