English-9
Signal and Control Wire Types
Recommended Control Wire for Digital I/O
I/O Terminal Block Specifications
Refer to the PowerFlex 40P User Manual for recommendations on
maximum power and control cable length.
I/O Wiring Recommendations
Signal Type/
Where Used
Belden Wire Type(s)
(1)
(or equivalent)
(1)
Stranded or solid wire.
Description
Min. Insulation
Rating
Analog I/O & PTC 8760/9460 0.750 mm
2
(18AWG), twisted
pair, 100% shield with drain
(3)
(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.
300V,
75-90° C
(167-194° F)
Remote Pot 8770 0.750 mm
2
(18AWG), 3
cond., shielded
Encoder/Pulse I/O 89730
(2)
(2)
9728 or 9730 are equivalent and may be used but may not fit in the drive wire channel.
0.196 mm
2
(24AWG),
individually shielded pairs
Type Wire Type(s) Description
Minimum
Insulation Rating
Unshielded Per US NEC or applicable
national or local code
– 300V,
60 degrees C
(140 degrees F)
Shielded Multi-conductor shielded
cable such as Belden
8770(or equiv.)
0.750 mm
2
(18AWG), 3
conductor, shielded.
Frame Maximum Wire Size
(1)
(1)
Maximum/minimum sizes that the terminal block will accept - these are not
recommendations.
Minimum Wire Size
(1)
Torque
B & C 1.3 mm
2
(16 AWG) 0.2 mm
2
(24 AWG) 0.5-0.8 N-m (4.4-7 lb.-in.)
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