Applicable Cable - Panasonic FP0H User Manual

Wiring of COM Port

2.2.2 Applicable Cable

The following cables should be used.
 Suitable wires (strand wire): RS-485 communication wire
Classifi- Cross-sectional
cation view
Shielded
Shield
twisted
Conductor
pair
VCTF
Conductor
• Use shielded twisted pair cables.
• Use only one type of transmission cable. Do not mix more than 1 type.
• Twisted pair cables are recommended in noisy environments.
For RS-485 transmission line, use crossover wiring, and ground one end of
•
a shielded cable.
• If two wires are connected to the plus and minus terminals of RS-485, use
wires of the same material and the same cross-sectional area between 0.5
and 0.75 mm
2-4
Conductor
Size Resist-
ance
(at 20°C)
2
1.25 mm
Max.
(AWG16)
16.8Ω/km
Coating
or more
Insulator
2
0.5mm
Max.
(AWG20)
33.4Ω/km
or more
2
0.75mm
Coating
Max.
(AWG18)
Insulator
25.1Ω/km
or more
2
.
Insulator
Cable
Mate- Thick-
diam.
rial ness
Poly- Max. Approx.
ethylene 0.5 mm 8.5 mm
Poly- Max. Approx.
ethylene 0.5 mm 7.8mm
Polyviny Max. Approx.
lchloride 0.6mm 6.6mm
Sample appropriate
cable
Sumiden Hitachi Cable
2
KPEV-S1.25 mm × 1P
Belden Inc. 9860
Sumiden Hitachi Cable
2
KPEV-S0.5 mm × 1P
Belden Inc. 9207
2
VCTF0.75 mm × 2C
(JIS)