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Cable of interface RS-422/485, 4x2x22 AWG SFTP, 120 Ohm, in PVC jacket, frost-resistant
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1 – Jacket
2 – Shield-foil
3 – Shield-braid
4 – Stranded twisted pair
5 – Main load-bearing element
6 – Drain wire
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Description
Data transference cable designed for the applications like RS-485 and RS-422 consists of 2 twisted pairs braided with load-bearing rods and encased in common aluminum foil and copper braid shield. The cable shielded core is covered with the outer fire-resistant PVC jacket.
The cable complies with UL 1581 VW-1 and IEC 60332.1
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Materials
Conducting material: tinned copper wire, stranded
Core insulation: foamed polyolefin
Shield: tinned copper wire braid, braid coating density -100%, sheath coating density 85%
Jacket: ultrastrong light-stabilized fire-resistant PVC
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Technical characteristics
| Conductor (core) diameter |
7 x 0.254 mm (7 x 0.01") (22 AWG) |
| Insulated conductor diameter |
2.13 mm (0.08") |
| Cable outer diameter |
13 mm (0.51") |
| Cable weight per 1000 ft |
40 kg (89 lbs) |
| Bend radius |
50 mm (1.97"), or more |
| Operation temperature |
-55°C – +70°C (-67°F – +158°F) |
Electrical characteristics:
| Direct-current resistance at 20°C (68°F) |
59 Ohm/km (94.95 Ohm/mile) |
| Electric capacity at 1 kHz |
45 pF/m (13.72 pF/ft) |
| Wave impedance at 1 MHz |
120 Ohm |
| Propagation velocity |
76%, or more |
| Dielectric breakdown strength |
500 V/1 min |
Ordering:
| RS-SF4-O |
Cable of interface RS-422/485, 4x2x22 AWG SFTP, 120 Ohm, in PVC jacket, frost-resistant |
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There is a Minimum Order Quantity applied to this product. Contact our Sales Department for more information |
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