Product Hierarchy
Product Hierarchy

3078F - ISA/SP-50 FOUNDATION Fieldbus, (1 pr) 22 AWG (7x30) TC, FHDPE/PVC, Foil Shld, CM

3078F-ISA/SP-50 FOUNDATION Fieldbus

One 22 AWG pair stranded (7x30) tinned copper conductors, foam high density polyethylene (FHDPE) insulation, overall Beldfoil® shield (100% coverage), PVC jacket.

Physical Characteristics (Overall)

AWGStrandingMaterialNo. of Pairs
227x30TC - Tinned Copper1
Conductor Count: 2
AWG Size: 22
MaterialNominal Wall Thickness
FHDPE - Foamed High Density Polyethylene0.042 in
Color Chart
1Blue & Orange
Outer Shield Material
TypeMaterialMaterial Trade NameCoverage [%]Drainwire MaterialDrainwire AWGDrainwire Construction n x D
TapeAluminum Foil-Polyester TapeBeldfoil®100 %TC - Tinned Copper207x28 mm
Outer Jacket Material
MaterialNominal DiameterNominal Wall Thickness
PVC - Polyvinyl Chloride0.351 in0.05 in

Construction and Dimensions

Lay Length
4 in

Electrical Characteristics

Conductor DCR
Individual Pair Nominal Shield DCRNominal Conductor DCR
3.3 Ohm/1000ft17.1 Ohm/1000ft
Max. Capacitance UnbalanceNom. Capacitance Conductor to ShieldNom.Mutual Capacitance
0.46 pF/ft16 pF/ft8.5 pF/ft
Nominal Inductance
0.3 µH/ft
Nominal Characteristic Impedance
100 Ohm
High Frequency (Nominal/Typical)
Frequency [MHz]Nom. Insertion Loss
0.25 MHz0.18 dB/100ft
0.625 MHz0.26 dB/100ft
1.25 MHz0.34 dB/100ft
3.125 MHz0.55 dB/100ft
Nominal Velocity of Propagation (VP) [%]
78 %
High Freq
Max./Min. Input Impedance (unFitted)
150 Ohm
ElementMax. Recommended Current [A]
Per Conductor2.5 Amps per Conductor
UL Voltage Rating
300 V RMS
Electrical Characteristics Notes: ISA/IEC SP50 Requirements: Impedance @ 250 kHz, 625 kHz, 1.25 MHz, and 3.125 MHz: 150 +/- 10% Ohms
Other Electrical Characteristic 2: 1.0 and 2.5 MBits/sec

Temperature Range

UL Temp Rating: 75°C
Operating Temp Range: -40°C To +75°C

Mechanical Characteristics

Bulk Cable Weight: 40 lbs/1000ft
Max Recommended Pulling Tension: 32 lbs
Min Bend Radius/Minor Axis: 3.5 in


NEC Articles: 800
NEC/(UL) Specification: CM, PLTC
CEC/C(UL) Specification: CM

Applicable Environmental and Other Programs

EU Directive 2000/53/EC (ELV): Yes
EU Directive 2003/11/EC (BFR): Yes
EU Directive 2011/65/EU (ROHS II): Yes
EU Directive 2012/19/EU (WEEE): Yes
EU Directive 2015/863/EU: Yes
EU Directive Compliance: EU Directive 2003/11/EC (BFR)
EU CE Mark: Yes
EU RoHS Compliance Date (yyyy-mm-dd): 2004-01-01
CA Prop 65 (CJ for Wire & Cable): Yes
MII Order #39 (China RoHS): Yes


Suitability - Sunlight Resistance: Yes

Flammability, LS0H, Toxicity Testing

UL Flammability: UL1685 UL Loading

Part Number

Plenum (Y/N): No
Item #ColorFootnote
3078F 0031000ORANGEC
3078F 0032500ORANGEC
3078F 003500ORANGEC
Footnote: C - CRATE REEL PUT-UP.

Product Notes

Notes: Tape around pair has shorting fold. CPE & LSOH Jacket optional.
Date: 2004-01-01
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