Belden 9729 Datasheet

Part Number: 9729

RS-232/422 Low Cap, #24-2pr, FPO, Indiv. Foil, PVC Jkt, CM, 100Ω

Product Description

Computer EIA RS-232/422, Digital Audio Cable, 24 AWG stranded (7x32) tinned copper conductors, Datalene® insulation, twisted pairs, individually Beldfoil®
shielded (100% coverage), 24 AWG stranded tinned copper drain wire, PVC jacket.

Technical Specifications

Physical Characteristics (Overall)

Conductor

AWG Stranding Material Nominal Diameter No. of Conductors No. of Pairs

24 7x32 TC - Tinned Copper 0.024 in 4 2

Conductor Count: 4

Conductor Size: 24 AWG

Insulation

Material Material Trade Name Nominal Wall Thickness

FPE - Foamed Polyethylene Datalene® 0.019 in

Color Chart

Number Color

1 Black & Red

2 Black & White

Color Chart 2

Number

16

Inner Shield Material

Type Material Material Trade Name Coverage [%] Drainwire Material Drainwire AWG Drainwire Construction n x D

Tape Aluminum Foil-Polyester Tape Beldfoil® (Z-Fold®) 100 % TC - Tinned Copper 24 7x32

Outer Jacket Material

Material Nominal Diameter Nominal Wall Thickness

PVC - Polyvinyl Chloride 0.266 in 0.048 in

Construction and Dimensions

Stranding

Lay Direction Twists

Left Hand 6.9 twist/ft

Electrical Characteristics

Conductor DCR

Individual Pair Nominal Shield DCR Nominal Conductor DCR

15 Ohm/1000ft 24 Ohm/1000ft

Capacitance

Nom. Capacitance Conductor to Conductor Nom. Capacitance Conductor to Other Conductor to Shield

12.5 pF/ft 23.2 pF/ft

Inductance

Nominal Inductance

0.23 µH/ft

Impedance

Nominal Characteristic Impedance

100 Ohm

High Frequency (Nominal/Typical)

Frequency [MHz] Nom. Insertion Loss

0.384 MHz 0.74 dB/100m

0.7056 MHz 0.87 dB/100m

0.768 MHz 0.88 dB/100m

1.024 MHz 0.94 dB/100m

1.4112 MHz 1.01 dB/100m

1.536 MHz 1.03 dB/100m

2.048 MHz 1.13 dB/100m

2.8224 MHz 1.29 dB/100m

3.072 MHz 1.35 dB/100m

4.096 MHz 1.57 dB/100m

5.6448 MHz 1.78 dB/100m

6.144 MHz 1.84 dB/100m

8.192 MHz 2.13 dB/100m

11.2896 MHz 2.45 dB/100ft

12.288 MHz 2.57 dB/100ft

24.576 MHz 3.57 dB/100ft

Delay

Max. Delay Skew Nominal Velocity of Propagation (VP) [%]

76 ns/100m 76 %

High Freq

Frequency [MHz]

0.384 MHz

0.7056 MHz

0.768 MHz

1.024 MHz

1.4112 MHz

1.536 MHz

2.048 MHz

2.8224 MHz

3.072 MHz

4.096 MHz

5.6448 MHz

6.144 MHz

8.192 MHz

11.2896 MHz

12.288 MHz

24.576 MHz

Current

Max. Recommended Current [A]

Per conductor @ 25°C: 1 A

Current Table Note: 10C Temperature Rise

Voltage

UL Voltage Rating

300 V RMS

Electrical Characteristics Notes: Attenuation @ 1 MHz: 0.94 dB/100 ft nom