Product Hierarchy
Product Hierarchy

7940A - DataTuff® Cat 6, (4 pr) 23 AWG Solid BC, PO/PVC, EtherNet/IP, CMR, CMX

7940A-DataTuff® Cat 6, (4 pr&#x

Four Cat 6 23 AWG Bonded-Pairs solid bare copper conductors, polyolefin Insulation, industrial grade oil- and UV-resistant PVC jacket.

Product Overview

Suitable Applications: Premise Horizontal Cable, Gigabit Ethernet, 100BaseTX, 100BaseVG ANYLAN, 155 ATM, 622 ATM, 250MHz Category 6

Physical Characteristics (Overall)

Conductor
AWGStrandingMaterialNo. of Pairs
23SolidBC - Bare Copper4
Conductor Count: 8
Total Number of Pairs: 4
Conductor Size: 23 AWG
Insulation
MaterialNominal Wall Thickness
PO - Polyolefin0.01 in
Bonded-Pair: Yes
Color Chart
NumberColor
1White/Blue Stripe & Blue
2White/Orange Stripe & Orange
3White/Green Stripe & Green
4White/Brown Stripe & Brown
Outer Shield Material
Material
Unshielded
Outer Jacket Material
MaterialMaterial Trade NameNominal DiameterNominal Wall ThicknessRipcordSeparator Material
Industrial Grade PVC - Polyvinyl ChlorideDatatuff®0.25 in0.03 inYesFoamed Polyolefin Tape.

Construction and Dimensions

Print Legend: 7940A (DATATUFF(R) BY BELDEN LOGO) VERIFIED (UL) CAT6 4PR23 E108998(-PLANT IDENTIFIER) CMR-CMX OUTDOOR OR C(UL)CMG--ISO/IEC 11801 CAT 6--US PAT. 5,734,126--OIL/SUN RES FT4 IEEE 1202 (2 FT, 6 DIGIT SEQUENTIAL NUMBER) FT

Electrical Characteristics

Conductor DCR
Max. Conductor DCRMax. DCR Unbalance
8.2 Ohm/1000ft5 %
Capacitance
Max. Capacitance UnbalanceNom.Mutual Capacitance
330 pF/ft15 pF/ft
Delay
Max. DelayMax. Delay SkewNominal Velocity of Propagation (VP) [%]
537 ns/100m45 ns/100m72 %
High Freq
Frequency [MHz]Max. Insertion Loss (Attenuation)Min. NEXT [dB]Min. PSNEXT [dB]Min. ACR [dB]Min. PSACR [dB]Min. ACRF (ELFEXT) [dB]Min. PSACRF (PSELFEXT) [dB]Min. RL (Return Loss) [dB]Max./Min. Input Impedance (unFitted)Max./Min. Fitted Impedance
1 MHz2 dB/100m74.3 dB72.3 dB72.3 dB70.3 dB67.8 dB64.8 dB21 dB100 ± 15 Ohm100 ± 15 Ohm
4 MHz3.8 dB/100m65.3 dB63.3 dB61.5 dB59.5 dB55.8 dB52.7 dB24 dB100 ± 15 Ohm100 ± 15
8 MHz5.3 dB/100m60.8 dB58.8 dB55.4 dB53.4 dB49.7 dB46.7 dB25.5 dB100 ± 15 Ohm100 ± 15
10 MHz6 dB/100m59.3 dB57.3 dB53.3 dB51.3 dB47.8 dB44.8 dB26 dB100 ± 15 Ohm100 ± 15
16 MHz7.6 dB/100m56.2 dB54.3 dB48.7 dB46.7 dB43.7 dB40.7 dB26 dB100 ± 15 Ohm100 ± 15
20 MHz8.5 dB/100m54.8 dB52.8 dB46.3 dB44.3 dB41.8 dB38.8 dB26 dB100 ± 15 Ohm100 ± 15
25 MHz9.5 dB/100m53.3 dB51.3 dB43.8 dB41.8 dB39.8 dB36.8 dB25.3 dB100 ± 15 Ohm100 ± 15
31.25 MHz10.7 dB/100m51.9 dB49.9 dB41.2 dB39.2 dB37.9 dB34.9 dB24.6 dB100 ± 15 Ohm100 ± 15
62.5 MHz15.4 dB/100m47.4 dB45.4 dB32 dB30 dB31.9 dB28.9 dB22.5 dB100 ± 15 Ohm100 ± 15
100 MHz19.8 dB/100m44.3 dB42.3 dB24.5 dB22.5 dB27.8 dB24.8 dB21.1 dB100 ± 15 Ohm
155 MHz25.2 dB/100m41.5 dB39.5 dB16.3 dB14.3 dB23.9 dB20.9 dB19.8 dB100 ± 22 Ohm100 ± 15 Ohm
200 MHz29 dB/100m39.8 dB37.8 dB10.8 dB8.8 dB21.8 dB18.8 dB19 dB100 ± 22 Ohm100 ± 15 Ohm
250 MHz32.8 dB/100m38.3 dB36.3 dB5.5 dB3.5 dB19.8 dB16.8 dB18.3 dB100 ± 32 Ohm100 ± 15 Ohm
Voltage
UL Voltage Rating
300 V RMS

Temperature Range

Installation Temp Range: -20°C To +75°C
UL Temp Rating: 60°C
Storage Temp Range: -40°C To +75°C
Operating Temp Range: -40°C To +75°C

Mechanical Characteristics

Bulk Cable Weight: 30 lbs/1000ft
Max Recommended Pulling Tension: 40 lbs
Min Bend Radius/Minor Axis: 2.5 in

Standards

NEC/(UL) Specification: CMR, CMX-Outdoor, UL 444
CEC/C(UL) Specification: CMR
ISO/IEC Compliance: ISO/IEC 11801 Cat 6
CPR Euroclass: Eca
Data Category: Category 6
Telecommunications Standards: TIA-568-C.2 Category 6
Third Party Performance Verification: UL Verified Category 6

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): 2004-01-04
CA Prop 65 (CJ for Wire & Cable): Yes
MII Order #39 (China RoHS): Yes

Suitability

Suitability - Aerial: Yes
Suitability - Burial: No
Suitability - Indoor: Yes
Suitability - Non-Halogenated: Yes
Suitability - Oil Resistance: Yes
Suitability - Outdoor: Yes
Suitability - Sunlight Resistance: Yes

Flammability, LS0H, Toxicity Testing

C(UL) Flammability: FT4
UL Flammability: UL1666 Riser
CSA Flammability: FT4
IEEE Flammability: 1202
UL voltage rating: 300 V RMS

Plenum/Non-Plenum

Plenum (Y/N): No

Part Number

Variants
Item #ColorFootnote
7940A 0101000BlackC
7940A 0102000BlackC
7940A 0061000Blue
7940A 0081000Gray
7940A 1NH1000TealC
Footnote: C - CRATE REEL PUT-UP.
Patent: 7977575
Date: 2004-01-04
industrial-ethernet-cable-&-connectivity-solutions.pdf
Industrial Ethernet User Guide
bonded-pair-technology.pdf
Cabling Solutions for Industrial Applications
Industrial Ethernet
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