Product Hierarchy
Product Hierarchy

9843NH - RS485, 3 Pr #24 Str TC, PE Ins, OS+TC Brd, LSZH Jkt, Dca


RS485 3-Pair, 24 AWG stranded (7x32) TC conductors, polyethylene insulation, twisted pairs, overall Beldfoil® (100% coverage) + TC braid shield (90% coverage), 24 AWG stranded TC drain wire, LSZH jacket, Flame resistance IEC 60332-3C

Product Overview

Suitable Applications: RS-485, POS; Computer communications; Low Voltage Analog Signals (4-20ma, 0-10v, ...); Low Voltage Digital Control (24v, …); Line Level Audio; Panel Wiring; serial communication (RS-485 standard) comprising of PLCs, VFDs, HMIs, motors, RTU, SCADA, etc. within noisy environments over long distance, etc.

Physical Characteristics (Overall)

Conductor
AWGStrandingMaterialNo. of Pairs
247x32TC - Tinned Copper3
Conductor Count: 6
Total Number of Pairs: 3
Insulation
MaterialNominal DiameterDiameter +/- Tolerance
PE - Polyethylene1.73 mm0.05 mm
Color Chart
NumberColor
Pair 1White/Blue & Blue/White
Pair 2White/Orange & Orange/White
Pair 3White/Green & Green/White
Outer Shield
TypeMaterialMaterial Trade NameCoverage [%]Thickness of FoilDrainwire MaterialDrainwire AWG
TapeBi-Laminate (Alum+Poly)Beldfoil® (Z-Fold®)90%9 / 23 µmTC - Tinned CopperAWG24/7
BraidTinned Copper (TC)90%
Outer Jacket
MaterialNominal DiameterNominal Wall Thickness
LSZH - Low Smoke Zero Halogen (Flame Retardant)9.1 mm0.9 mm

Construction and Dimensions

Cabling
DescriptionFiller
3 pairs and a filler twisted to cable corePolypropylene

Electrical Characteristics

Conductor DCR
Nominal Conductor DCRNominal Outer Shield DCR
78.7 Ohm/km7.7 Ohm/km
Capacitance
Nom. Capacitance Conductor to ConductorNom. Capacitance Conductor to Other Conductor to Shield
42 pF/m75.5 pF/m
Impedance
Frequency [MHz]Nominal Characteristic Impedance
1 MHz120 Ohm
High Frequency (Nominal/Typical)
Frequency [MHz]Nom. Insertion Loss
1 MHz1.97 dB/100m
Delay
Nominal DelayNominal Velocity of Propagation (VP) [%]
520 ns/ft66%
Current
ElementMax. Recommended Current [A]
Conductor(s)1.54 Amps per Conductor
Voltage
Voltage Rating [V]
300 V

Temperature Range

Installation Temperature Range: -15°C To +80°C
Storage Temperature Range: -45°C To +80°C
Operating Temp Range (Flexible Install): -15°C To +80°C
Operating Temp Range (Fixed Install): -45°C To +80°C

Mechanical Characteristics

Oil Resistance: IEC 60811-404
Max. Pull Tension: 470 N
Min. Bend Radius During Installation: 91 mm

Standards

CPR Euroclass: Dca-s2,d2,a1
CENELEC Compliance: EN 50290-2-20

Applicable Environmental and Other Programs

Environmental Space: Indoor - Euroclass Dca

Flammability, LS0H, Toxicity Testing

IEC Flammability: IEC 60332-1-2, IEC 60332-3-24
IEC 60754-1 - Halogen Amount: Zero
IEC 60754-2 - Halogen Acid Gas Amount - Max. Conductivity: 2.5 µS/mm
IEC 60754-2 - Halogen Acid Gas Amount - Min. pH: 4.3
IEC 61034-2 - Smoke Density Min. Transmittance: 60%

Related Part Numbers

Variants
Item #ColorPut-Up TypeLengthEAN
9843NH.00305ChromeReel305 m8719605023360
9843NH.00500ChromeReel500 m8719605023377
9843NH.001000ChromeReel1,000 m8719605023353

History

Update and Revision: Revision Number: 0.221 Revision Date: 04-30-2024
Date: 2005-01-01
Belden Cables, Wires and Accessories for Industrial Applications_Original_87238-1.pdf
Belden-NPI-RS-485-Product-Bulletin-2022-04.pdf
No accessories are available for this product