User`s manual

16
4.2.2 Communication Cable Specifications
Be sure to use a cable with the following specifications as the communications cable. Any cable other than
recommended cable shown below cannot assure the performance of the CC-Link.
Item Specifications
Model FANC-SB 0.5 mm
2
×3 [Manufactured by Kuramo Electric Co., Ltd]
Conductor cross-sectional
area
0.5 mm
2
Conductor resistance
(at 20°C)
37.8Ω/km or less
Insulation resistance 10000MΩ/km or less
Withstand voltage 500 VDC for one minute
Static electricity (1 kHz) 60nF/km or less
Impedance 100±15Ω
Cross-section
External dimensions 7 mm
Weight 65 kg/km
4.2.3 Connection of Termination Resistor
When the SI-C card is connected to the communications line as the end unit, connect a termination resistor between
terminals DA and DB.
Use the termination resistor provided with the master unit or any 110 Ω, 1/2 W resistor available on the market.
Sheath
Shielding
A
luminum ta
p
e
DG
Ground cable
DB
DA
Blue
White
Yellow