Industrial Automation

SB 6700-7700-8700-0700
Shielded multipair for RS 232 and RS 422 systems
Download PDF datasheet

Attributes

  • Double Shielding
  • Fire-retardant
  • Electromagnetic interference protection
  • Hydrocarbon-resistant
  • Sunlight resistant
  • Computer Systems

Certifications

Applications

Fieldbus distribution circuits; suitable for underground and aerial raceways in RS 232 and RS 422 systems.

features

Temperature rating: 75ºC maximum.
Voltage rating: 30V and 300V.
Construction requirements: As per UL 13 Type PLTC.
Fire requirements: As per UL 1685.
Conductor requirements: As per ASTM B8 and ASTM B33.
NEC Code: Compliant with Art. 725 PLTC and Art. 800 Communications.

description

Conductor: Annealed tinned electrolytic copper, 7-wire stranding, class B.
Insulation: Thermoplastic compound.
Identification: Colour coding according to color chart.
Lay length: 50mm (20 twists/m).
Shield: Aluminium-polyester tape plus tinned-copper braid in SB 6700 and SB 7700 series.  Aluminium-polyester tape plus tinned copper drain wire in SB 8700 series. Aluminium-polyester tape plus tinned copper braid on each pair in SB 0700 series.
Sheath: Grey PVC; fire-retardant; sunlight and hydrocarbon-resistant.
Stripping: Polyamide ripcord under the sheath.

optionals

Armour: Zinc-plated steel served-wire helical armour or aluminum interlock armour plus grey PVC sheath; fire-retardant; sunlight and hydrocarbon-resistant.

See Technical Note # 8, "Wire armour properties"

installation

Assembly: Minimum bend radius is 7xOD (unarmoured versions) and 12xOD (armoured versions).
Maximum pulling tension: 5daN/sq mm on copper conductors.Wire-armoured cables can withstand 10daN/sq mm on the armour wires.
Assembly temperature: 5ºC or higher.

alternatives

Construction: The sheath material is LSZH-HFFR (Low Smoke, Zero Halogen; Halogen-Free, Flame-Retardant). Compliant with IEC 60502-1, IEC 60754-1-2, IEC 61034, NES 713 and CEI 20-37 standards.

Tables

Dimensions, Weight & General Properties



Code Voltage rating Volts N° of Pairs Gauge Electrical resistance Shield Velocity of propagation Characteristic impedance Mutual capacitance Outside diameter Weight
AWG Ohm/km VP(%) Ohm pF/m pF/ft mm kg/km
SB 6702 30 2 24 90.9 Aluminium / Polyester  tape + tinned copper braid (65% coverage) 78 100 43 13.1 7.7 64
SB 6703 3 7.9 73
SB 6704 4 8.1 83
SB 6708 8 11.3 137
SB 6710 10 13.2 176
SB 6712 12 13.6 191
SB 6716 16 14.9 228
SB 6725 25 18.5 331
SB 7702 300 2 24 90.9 Aluminium / Polyester  tape + tinned copper braid (65% coverage) 66 100 52 15.8 6.8 55
SB 7703 3 7.3 65
SB 7704 4 7.9 77
SB 7708 8 10.2 127
SB 7710 10 11.6 152
SB 7712 12 12.0 168
SB 7716 16 13.3 214
SB 7725 25 16.4 328
SB 8702 30 2 24 90.9 Aluminium / Polyester  tape + tinned copper drain wire 78 100 44 13.4 6.8 40
SB 8703 3 7.4 51
SB 8704 4 8.0 60
SB 8708 8 10.6 106
SB 8710 10 12.3 128
SB 8712 12 12.7 142
SB 8716 16 14.0 173
SB 8725 25 17.6 263
SB 0702 30 2 24 90.9 Aluminium / Polyester  tape + tinned copper drain wire for each pair 78 100 44 13.4 8.8 57
SB 0703 3 9.2 66
SB 0704 4 9.6 75
SB 0708 8 12.5 130
SB 0710 10 14.6 159
SB 0712 12 15.1 177
SB 0716 16 17.2 236
SB 0725 25 21.1 330

pF/m = Mutual capacitance between conductors in the same pair expressed in picoFarad per metre.
pF/ft = Mutual capacitance between conductors in the same pair expressed in picoFarad per foot.

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