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Yokogawa KS1-10*B CENTUM VP Signal Cable

The Yokogawa KS1-10*B, also cataloged as the KS1 Signal Cable (40-40 pins), operates as a dedicated hardware component for 40-pin to 40-pin point-to-point analog and digital signal interconnectivity within Yokogawa CENTUM VP, CS3000, and CS1000 distributed control system networks.

Suffix Breakdown & Model Matrix

Model / Suffix Code Specification
KS1 Signal Cable Base Model (40-pin to 40-pin connector layout)
-10 Cable Length Option (10 m fixed length)
*B Style Code B Design Revision

Hardware Specifications

Parameter Specification
Model KS1-10*B
Brand Yokogawa
Origin Japan / China
Weight 2.0 kg (Shipping Weight)
Dimensions 10 m length (Outer Diameter: 12 mm nominal)
Operating Temp -20 deg C to +70 deg C
Power Consumption Passive signal conductor (0 W self-consumption)
Connector Type 40-pin to 40-pin male/female industrial ribbon connectors
Shielding Type High-density braided shield (EMI resistant)
Platform Compatibility Yokogawa CENTUM VP, CS3000, CS1000 systems

4-20 mA Loop Signal Integrity & Galvanic Shielding

The KS1-10*B cable transfers high-density analog measurement signals across 4-20 mA HART loop protocol configurations between field terminal boards and DCS input modules. Multi-strand shielded twisted pairs maintain low conductor resistance and minimize crosstalk, preventing common-mode noise insertion into sensitive signal lines. Channel-to-channel isolation is preserved through grounded overall foil and braid shields, protecting connected control nests against field ground potential variations and industrial electromagnetic interference.

Frequently Asked Questions

Q: What is the maximum allowable bend radius for the KS1-10*B signal cable during cabinet installation?

A: Maintain a minimum internal bend radius of 60 mm (5 times outer cable diameter) to prevent mechanical strain on internal conductors and braided shielding wires.

Q: Can the 40-pin connectors on the KS1-10*B cable be plugged or unplugged while backplane I/O power is active?

A: Hot-swapping field terminal wiring connections depends on the specific connected I/O module specifications; however, standard procedure requires locking side retention screws prior to energizing field loops.

Field Installation Guidelines

Route the KS1-10*B cable through separate wire ducts or tray divisions distinct from AC power cables and high-voltage drive outputs. Inspect pin alignment prior to inserting the 40-pin connectors into terminal board sockets or I/O module headers, and tighten all integrated retaining hardware to ensure stable electrical contact under plant vibration conditions.

Bond the overall cable braid shield to the designated cabinet earth bus at a single grounding point to avoid forming ground loops. Maintain operating ambient conditions within -20 deg C to +70 deg C, and prevent cable contact with sharp sheet metal edges inside control enclosures.

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