Belden 3079E Paired PROFIBUS Cable

Belden 3079E Profibus Cable

The Belden 3079E is a flame retardant Paired DataBus ® ISA/SP-50 PROFIBuS data cable.

Cable Construction

Number of Conductor Pairs: 1
Total Number of Conductors: 2
Conductor AWG: 22
Conductor Stranding: 7 x 30
Conductor Material: Bare Copper (BC)
Cable Insulation Material: FRFPE - Flame Retardant Foam Polyethylene
Lay Length: 2.75"
Pair Colour Code: Red and Green
Outer Shield Type : Beldfoil ® Tape / Braid
Outer Shield Material (Layer 1) 100% Coverage Beldfoil ® Aluminium Foil / Polyester Tape
Outer Shield Material (Layer 2) 65% Coverage Tinned Copper Braid
Outer Shield Coverage: 100%
Outer Jacket Material: Polyvinyl Chloride (PVC)
Overall Nominal Diameter: 0.315"

Mechanical Properties

Operating Temperature Range: -30°C To +75°C
UL Temperature Range: 75°C
Bulk Cable Weight: 45 lbs/1000 ft.
Max. Recommended Pulling Tension: 50 lbs.
Min. Bend Radius (Install): 3.2"
NEC/(UL) Specification: PLTC, CMG
CEC/C(UL) Specification: CMG
EU CE Mark (Y/N): Yes
EU RoHS Compliant (Y/N) Yes
EU RoHS Compliance Date (mm/dd/yyyy): 01/01/2004
UL Flame Test: UL1685 FT4 Loading
CSA Flame Test: FT4
Plenum (Y/N) No

Electrical Properties

Nominal Inductance: .267 μH/ft
Nominal Mutual Capacitance @ 1 KHz 8.5 pF/ft
Nominal Velocity of Propagation: 78%
Nom. Conductor DC Resistance @ 20°C: 16.0 Ohms/1000 ft
Ind. Pair Nominal Shield DC Resistance @ 20°C: 3.9 Ohms/1000 ft
Fitted Impedance Start Frequency: 3 MHz
Fitted Impedance Stop Frequency: 20 MHz
Fitted Impedance: 150 Ohms
Nominal Attenuation at 0.2 MHz 0.34 dB / 100ft
Nominal Attenuation at 4.0 MHz 0.81 dB / 100ft
Nominal Attenuation at 16.0 MHz 1.64 dB / 100ft
Max. Attenuation at 0.2 MHz: 1.12 dB / 100m
Max. Attenuation at 4.0 MHz: 2.66 dB / 100m
Max. Attenuation at 16.0 MHz: 5.4 dB / 100m
UL Voltage: 300V CMG
Max Recommended Current / Conductor: 2.3 Amps
Capacitance Unbalance at 1 kHz: Less than 1000 pF/km

Cable Ordering

Cable ID Description Cable Length (m) Weight (kg) Colour
3079E B021000 2 #22 FRFPE/FRPE SH PVC 305 20 Purple
3079E B021640 2 #22 FRFPE/FRPE SH PVC 500 33.48 Purple
3079E B023280 2 #22 FRFPE/FRPE SH PVC 1000 65.46 Purple

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