RS-485 3-Pair AWG 24 Belden 9843 Cable

Introduction to RS-485 3-Pair AWG 24 Belden 9843 Cable

The RS-485 3-Pair AWG 24 model 9843 cable from the renowned Belden brand is a high-quality communication cable used in industrial data transmission and automation systems. Featuring three twisted pairs, a PVC jacket, and a protective shield, this cable is an ideal choice for noisy environments and low-voltage digital and analog communications.

Features of RS-485 3-Pair AWG 24 Belden 9843 Cable

Durable Structure: Uses tinned copper (TC) conductors for enhanced durability and reduced noise.

Advanced Insulation: Polyethylene (PE) insulation on conductors for increased strength and reduced electromagnetic interference.

Excellent Shielding: A composite shield consisting of aluminum foil and a 90% tinned copper braid for superior noise reduction.

Durable PVC Jacket: Provides resistance to abrasion and various environmental conditions.

Long-Distance Suitability: Designed for RS-485 serial communications over extended distances in industrial environments.

Technical Specifications of RS-485 3-Pair AWG 24 Belden 9843 Cable

Number of Pairs: 3 pairs

Conductor Size: 24 AWG (approx. 0.2 mm²)

Conductor Type: Tinned copper (7×32 TC)

Insulation Material: Polyethylene (PE)

Shielding: Aluminum foil + tinned copper braid (90% coverage)

Outer Jacket: PVC with a thickness of 0.89 mm

Overall Cable Diameter: 9.14 mm

Conductor Resistance: 24 ohms per 1000 feet

Capacitance: 12.8 pF/ft

Characteristic Impedance: 120 ohms

Operating Voltage: 300V (CM) / 30V (UL AWM 2919)

Operating Temperature: -30°C to +80°C

Applications of RS-485 3-Pair AWG 24 Belden 9843 Cable

Industrial Networks and Automation: Connecting PLCs, variable frequency drives (VFDs), HMI panels, industrial motors, RTU, and SCADA systems.

Low-Voltage Digital and Analog Communications: Signals such as 4-20mA, 0-10V, and 24V digital control.

Audio Systems and Control Panels: Line-level data transmission and audio connections.

Installation in Noisy Environments: Ideal for long-distance routes requiring noise reduction.

Available Variants of RS-485 Cable

This cable is available in different models and lengths:

9843-0101000: Black, 1000 feet

9843-060100: Chrome, 100 feet

9843-00305: Chrome, 305 meters

9843-060500: Chrome, 500 feet

9843-0601000: Chrome, 1000 feet

9843-0605000: Chrome, 5000 feet

Advantages of RS-485 3-Pair AWG 24 Belden 9843 Cable

Reduces Noise and Electromagnetic Interference through composite shielding.

Longer Lifespan due to the use of tinned copper conductors.

High Resistance to Environmental Factors such as heat, abrasion, and chemicals.

Supports Long-Distance Communication in RS-485 serial networks.

Flexible and Easy to Install in electrical panels and industrial systems.

Conclusion

The RS-485 3-Pair AWG 24 Belden 9843 cable is one of the best choices for serial communication in industrial and high-noise environments. With its durable structure, excellent noise protection, and high-quality data transmission capabilities over long distances, this cable is a reliable option for industrial, telecommunications, and control applications.