Product Number: 1329A

ISA/SP-50 FOUNDATION Fieldbus or PROFIBUS, (8 pr) 18 AWG (7x26) TC, PO/PVC, IS/OS, CMG, CMX, PLTC-ER

Eight 18 AWG pairs stranded (7x26) tinned copper conductors, polyolefin insulation, individual plus overall Beldfoil® shield (100% coverage), oil-resistant PVC jacket.

  • Availability:
    Global
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    Active
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Specifications

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Suitable Applications

harsh environment digital and serial two-way communication, oil and gas extraction and refining sites, petrochemical, Profibus process automation or Foundation FieldBus process automation, extreme temperature environments, exposure to humidity/moisture, dust, and oil, remote locations long distance applications, etc.

Conductor

Element AWG Stranding Material Nominal Diameter No. of Pairs
Pair(s) 18 7x26 TC - Tinned Copper 0.048 in 8

Conductor Count

16

Insulation

Material
PP - Polypropylene

Color Chart

Number Color
1 Blue, Orange and Numbered
2
3
4
5
6
7
8

Inner Shield

Type Material Material Trade Name Coverage [%] Drainwire AWG Drainwire Construction n x D
Tape Bi-Laminate (Alum+Poly) Beldfoil® 100% 20 7x28
Tinned Copper (TC)

Outer Shield

Type Material Material Trade Name Coverage [%] Drainwire Material Drainwire AWG Drainwire Construction n x D
Tape Bi-Laminate (Alum+Poly) Beldfoil® 100% TC - Tinned Copper 18 7x26

Outer Jacket

Material Nominal Diameter Ripcord
PVC - Polyvinyl Chloride 0.67 in Yes

Stranding

Twists
6 twist/ft

Conductor DCR

Individual Pair Nominal Shield DCR Nominal Conductor DCR Nominal Outer Shield DCR
7.5 Ohm/1000ft 5.86 Ohm/1000ft 4.9 Ohm/1000ft

Capacitance

Max. Capacitance Unbalance Nom. Capacitance Conductor to Shield Nom.Mutual Capacitance
1.2 pF/ft 45 pF/ft 24 pF/ft

Inductance

Nominal Inductance
0.19 µH/ft

Impedance

Nominal Characteristic Impedance
100 Ohm

High Frequency (Nominal/Typical)

Nom. Insertion Loss
0.08 dB/100ft

Delay

Nominal Velocity of Propagation (VP) [%]
66%

High Frequency

Max. Insertion Loss (Attenuation) Max./Min. Input Impedance (unFitted)
0.091 dB/100ft 100 Ohm

Current

Element Max. Recommended Current [A]
Per Conductor 5.2 Amps per Conductor

Voltage

UL Voltage Rating
300 V RMS

Electrical Characteristics Notes

Max Propagation Delay Change From 7.812 kHz to 39.06 kHz: 518 pS/ft

Other Electrical Characteristic 2

31.25 KBits/sec

UL Temp Rating

105°C

Operating Temperature Range

-40°C to +105°C

Oil Resistance

Yes

UV Resistance

Yes

Max. Pull Tension

481 lbs

Min. Bend Radius/Minor Axis

6.7 in

NEC Articles

Article 725, Article 727, Article 800

NEC/(UL) Compliance

CMG, CMX-Outdoor, ITC, PLTC-ER

CEC/C(UL) Compliance

CMG

EU Directive 2000/53/EC (ELV)

Yes

EU Directive 2011/65/EU (RoHS 2)

Yes

EU Directive 2012/19/EU (WEEE)

Yes

EU Directive 2015/863/EU (RoHS 2 amendment)

Yes

EU Directive Compliance

EU Directive 2003/11/EC (BFR)

EU CE Mark

Yes

MII Order #39 (China RoHS)

Yes

Suitability - Burial

Yes - UL

Suitability - Indoor

Yes

Suitability - Oil Resistance

Yes

Suitability - Outdoor

Yes

Suitability - Sunlight Resistance

Yes

UL Flammability

UL1685 FT4 Loading

IEC Flammability

IEC 60332-3-24

IEEE Flammability

1202

UL voltage rating

300 V RMS

Plenum (Y/N)

No

Update and Revision

Revision Number: 0.257 Revision Date: 03-27-2024

Update and Revision

Revision Number: 0.257 Revision Date: 03-27-2024

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