I/O Wiring Recommendations
Signal and Control Wire Types
Signal Type/
Belden Wire Type(s)
(or equivalent)
Where Used
Analog I/O & PTC
8760/9460
Remote Pot
8770
Encoder/Pulse I/O 89730
(1)
Stranded or solid wire.
(2)
9728 or 9730 are equivalent and may be used but may not fit in the drive wire channel.
(3)
If the wires are short and contained within a cabinet which has no sensitive circuits,
the use of shielded wire may not be necessary, but is always recommended.
Recommended Control Wire for Digital I/O
Type
Wire Type(s)
Unshielded Per US NEC or applicable
national or local code
Shielded
Multi-conductor shielded
cable such as Belden
8770(or equiv.)
I/O Terminal Block Specifications
Frame
Maximum Wire Size
2
B & C
1.3 mm
(16 AWG)
(1)
Maximum/minimum sizes that the terminal block will accept - these are not
recommendations.
Refer to the PowerFlex 40P User Manual for recommendations on
maximum power and control cable length.
(1)
Description
0.750 mm
pair, 100% shield with drain
0.750 mm
cond., shielded
(2)
0.196 mm
individually shielded pairs
Description
–
0.750 mm
conductor, shielded.
(1)
Minimum Wire Size
2
0.2 mm
(24 AWG)
Min. Insulation
Rating
2
(18AWG), twisted
300V,
(3)
75-90° C
(167-194° F)
2
(18AWG), 3
2
(24AWG),
Minimum
Insulation Rating
300V,
60 degrees C
2
(140 degrees F)
(18AWG), 3
(1)
Torque
0.5-0.8 N-m (4.4-7 lb.-in.)
English-9