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Yokogawa KS1-05*A Signal Cable

Yokogawa KS1-05*A Signal Cable

The Yokogawa KS1-05*A, also cataloged as the KS1-05A signal cable, operates as a dedicated hardware component for interconnecting I/O modules to terminal boards within CENTUM VP and ProSafe-RS control systems.

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Availability: In stock

SKU: KS1-05*A
Vendor: Yokogawa
Category: Signal Cable
Related Series:

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The Yokogawa KS1-05*A, also cataloged as the KS1-05A signal cable, operates as a dedicated hardware component for interconnecting I/O modules to terminal boards within CENTUM VP and ProSafe-RS control systems.

Suffix Breakdown & Model Matrix

  • KS1: Denotes the series designation for Yokogawa signal cable assemblies.
  • 05: Represents the standard physical cable length of 5 meters.
  • A: Specifies the Style A configuration, dictating the 40-pin to 40-pin connector pinout and specific shielding architecture.

Hardware Specifications

Parameter Specification
Model KS1-05*A
Brand Yokogawa
Origin Japan
Weight 0.85 kg
Dimensions 5 m length
Operating Temp -20 deg C to +70 deg C
Power Consumption Not applicable (Passive component)
Connector Type 40-pin to 40-pin (Style A)
Conductor Material Tinned copper, twisted pair
Bending Radius 100 mm (minimum)

Process Connectivity and Signal Integrity

The KS1-05*A utilizes a specialized shielding configuration designed to maintain signal integrity within industrial environments subject to high electromagnetic interference (EMI). The implementation of EMI-resistant shielding ensures that the 4-20 mA analog or digital discrete signals remain within tolerance levels during transmission from field termination assemblies to the DCS I/O backplane. The PVC flame-retardant outer jacket provides mechanical protection for stationary routing in control cabinets.

Frequently Asked Questions

Q: Can the KS1-05*A cable be extended beyond its 5-meter rating?

A: No. Extending the cable length beyond the manufacturer-specified 5 meters may introduce unacceptable voltage drops or impedance mismatches, potentially causing signal distortion in sensitive analog loops.

Q: Does the Style A connector support hot-swapping of I/O modules?

A: While the cable itself does not prohibit hot-swapping, the I/O modules and terminal boards connected via the KS1-05*A must be designed for hot-plugging. Ensure proper grounding procedures are followed before disconnecting the 40-pin interface.

Field Installation Guidelines

  • Cable Routing: Route signal cables through dedicated cable trays separated from high-voltage power lines and VFD output cabling to minimize inductive noise coupling.
  • Bending Constraints: Ensure that the cable bend radius does not fall below 100 mm during installation to prevent internal conductor fatigue or shielding degradation.
  • Connector Engagement: Verify that the 40-pin connectors are fully seated and that the integrated locking mechanism is engaged to ensure consistent electrical contact.
  • Environmental Shielding: Ensure the cable jacket is free from abrasions. If routing through metal conduits, ensure the cable is not subjected to localized mechanical stress at the conduit entry points.