Belden 9841LW Specifications:

Suitable Applications:

• RS-485, POS
• Computer communications
• Low Voltage Analog/Digital Signals (4-20mA, 0-10V, 24V)
• Line Level Audio
• Panel Wiring
• Serial communication (RS-485) for PLCs, VFDs, HMIs, motors, RTU, SCADA
• Noisy environments over long distances

Belden 9841LW Physical Characteristics

Conductor:

• Size: 24 AWG
• Stranding: 7×32
• Material: TC – Tinned Copper
• Pairs: 1

Insulation:

• Material: PE – Polyethylene
• Diameter: 1.73 mm ± 0.05 mm
• Color: White/Blue & Blue/White

Outer Shield:

• Type: Bi-Laminate (Alum+Poly), 100% coverage, TC Drainwire (24 AWG, 7×32)
• Braid: Tinned Copper, 90% coverage

Outer Jacket:

• Material: LSZH – Low Smoke Zero Halogen
• Color: Chrome (RAL 7037)
• Diameter: 6.50 mm
• Wall Thickness: 1.10 mm

Construction and Dimensions

• Lay Direction: Left Hand, 5.333 twist/ft
• Cabling: 1 pair and 2 fillers twisted to cable core

Electrical Characteristics

Conductor DCR:

• Nominal: 78.7 Ohm/km
• Inner Shield: 11.0 Ohm/km

Capacitance:

• Conductor to Conductor: 42 pF/m
• Conductor to Shield: 75.5 pF/m

Impedance:

• Frequency: 1 MHz
• Nominal: 120 Ohm

High Frequency:

• Insertion Loss: 1.97 dB/100m

Delay:

• Max. Skew: 66 ns/100m
• Nominal Delay: 5.2 ns/m
• Velocity of Propagation: 66%

Current:

• Max. Recommended: 2.1 Amps per Conductor

Voltage:

• Rating: 300 V

Temperature Range

Installation:

• -15°C to +80°C

Storage:

• -45°C to +80°C

Operating (Flexible):

• -15°C to +80°C

Operating (Fixed):

• -45°C to +80°C

Mechanical Characteristics

Oil Resistance:

• IEC 60811-404

Max. Pull Tension:

• 328 N

Min. Bend Radius:

• During Installation: 65 mm
• Minor Axis: 2.5 in

Standards and Compliance

CPR Euroclass:

• Cca-s1,d1,a1

CENELEC:

• EN 50290-2-20

Other Specification:

• DMX-512

Environmental and Other Programs:

• Indoor – Euroclass Cca
• EU Directive 2003/11/EC (BFR)
• EU CE Mark

Suitability:

• Indoor
• Non-Halogenated
• Sunlight Resistant

Flammability and Toxicity Testing:

• IEC 60332-1-2
• IEC 60754-1 (Zero Halogen)
• IEC 60754-2 (Max. Conductivity 2.5 µS/mm, Min. pH 4.3)
• IEC 61034-2 (Smoke Density Min. Transmittance 80%)

History

Update and Revision:

• Revision Number: 0.73
• Revision Date: 06-28-2024
• Datasheet

Belden 9841LW Part Numbers

• 9841LW.001000
• 9841LW.00305
• 9841LW.00500: Chrome, Reel, 500 m, EAN: 8719605187925