6XV1871-2T PROFIBUS Bus Cable Siemens SIMATIC NET FC Flexible Robust Shielded Industrial Networking Cable

6XV1871-2T

Siemens Profibus Cable

6XV1871-2T STP Cable

6XV1871-2T

6XV1871-2T Siemens Profibus STP Cable delivers high-speed data transmission for industrial automation, featuring shielded twisted pair (STP) design with robust interference resistance and durable construction.

Specification

SEODescription

The **6XV1871-2T Siemens Profibus Cable** is a shielded twisted pair (STP) cable designed for high-speed data transmission in industrial automation networks. Specifically engineered for Siemens Profibus DP systems, it supports communication speeds up to 12 Mbps and connects up to 32 nodes per segment. This robust cable features a double-layer shield (foil and braid) to minimize electromagnetic interference, ensuring reliable signal integrity in harsh environments. Compatible with RS-485 interfaces, it operates within a voltage range of 30V DC and withstands temperatures from -30°C to +70°C, making it ideal for manufacturing, process control, and machinery industries. The **6XV1871-2T STP Cable** offers easy installation and durability but may require careful termination for optimal performance. Its primary drawbacks include higher cost compared to unshielded alternatives and potential compatibility checks with non-Siemens devices.

SEOSpecification

Parameter	Specification
Product Model	6XV1871-2T
Cable Type	Siemens Profibus STP Cable
Designation	6XV1871-2T STP Cable
Application	Profibus PA/DP networks
Conductor Material	Bare copper
Insulation	PE (Polyethylene)
Shielding	Double aluminum foil + tinned copper braid
Jacket Material	PVC (Outer sheath)
Impedance	150 Ω ±15% (3 MHz to 20 MHz)
Wire Gauge	2 x 0.64 mm² (AWG 22)
Capacitance	≤52 pF/m (conductor-conductor)
Propagation Speed	70% of light speed
Max. Working Voltage	250 V AC/DC
Temperature Range	-30°C to +70°C (Fixed installation)
Bending Radius	≥80 mm (Static), ≥160 mm (Dynamic)
Certification	UL/CE/ISO/IEC 11801 compliant
Sheath Color	Violet (Standard Profibus identification)

SEOQandA

question:How is after-sales handled if a refurbished product malfunctions?
answer:We offer replacement or refund upon verification. Contact support with proof for prompt resolution.
question:Can shipments apply for low-value declaration?
answer:Yes, low-value declaration is possible, subject to destination country regulations and proper documentation.
question:Do you provide technical selection services?
answer:Yes, we offer technical selection support. Share requirements and our team will recommend suitable models.

SEOQandA_Product

question:What causes signal loss in 6XV1871-2T cables?
answer:Ensure proper shielding termination and avoid exceeding 100m without repeaters.
question:How to resolve intermittent communication with 6XV1871-2T?
answer:Check for damaged connectors, correct termination resistance (220Ω), and grounding.
question:Can 6XV1871-2T be used in high-interference environments?
answer:Yes, ensure shielded routing and proper grounding of the bus cable.
question:Why does 6XV1871-2T fail at maximum rated length?
answer:Verify cable quality, reduce branching, and add repeaters if over 100m.
question:How to fix grounding issues with 6XV1871-2T?
answer:Ground shield at one end only, use proper clamps, and avoid ground loops.