AKB337-M010 Yokogawa CENTUM VP Datasheet & Technical Manual

Yokogawa AKB337-M010 20-Pin Shielded Signal Cable Assembly

Yokogawa AKB337-M010 20-Pin Shielded Signal Cable Assembly

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Yokogawa AKB337-M010 Shielded Signal Transmission Cable The Yokogawa AKB337-M010, also cataloged as the Yokogawa AKB337 Shielded Signal Transmission Cable, operates...

رمز المنتج: AKB337-M010

Manufacturer: Yokogawa
Product No.: AKB337-M010
Product Type: PLC Cables
Product Origin: JAPAN
Payment:T/T, Western Union
Weight: 1000g
Shipping port: Xiamen
Warranty: 12 months

وصف التقييمات

Yokogawa AKB337-M010 Shielded Signal Transmission Cable

The Yokogawa AKB337-M010, also cataloged as the Yokogawa AKB337 Shielded Signal Transmission Cable, operates as a dedicated hardware component for transmitting analog and digital signals within CENTUM VP, CS 3000, ProSafe-RS, and FA-M3 PLC networks. The hardware establishes physical Layer 1 connectivity between controllers, I/O modules, and field terminal boards, executing direct data and electrical signal distribution without routing latency or active power overhead.

Suffix Breakdown & Model Matrix

The formal product nomenclature details the functional interface design and specific length boundaries established for the multi-core cable assembly:

Base Model (AKB337): Designates the core system cable architecture, incorporating a 20-pin to 20-pin proprietary interface pattern wrapped in a multi-core twisted pair layout.
Length Suffix (-M010): Specifies the absolute physical length parameters determined at production. The -M010 indicator fixes the total assembly measurement to exactly 10 m, matching medium-range cabinet-to-cabinet interconnections or distributed marshalling panel runs.

Hardware Specifications

Parameter	Specification
Model	AKB337-M010
Brand	Yokogawa
Origin	China
Weight	1 to 3 kg
Dimensions	10 m (Cable Length)
Operating Temp	-20 to +70 deg C
Power Consumption	Passive cable (N/A)
Connector Type	20-pin to 20-pin standard interface
Insulation Material	Cross-linked polyethylene (XLPE)
Outer Jacket Material	Polyvinyl chloride (PVC)
Shielding Structure	Aluminum foil + braided copper shield (>= 85% coverage)
Operating Voltage	300 V nominal
Nominal Impedance	120 ohms plus or minus 10%
Signal Typology	Analog and digital current/voltage loops

Process Control Integration & Channel Isolation

Operating within complex industrial topologies, this cable assembly protects low-level voltage signals from adjacent field interference. The integration of an aluminum foil tape and a high-density braided copper shield with minimum 85% coverage isolates internal pairs from external electromagnetic noise. This grounding shield architecture guarantees signal integrity for parallel 4-20 mA HART loop protocol lines and high-frequency digital communication links. The twisted-pair cross-linked polyethylene insulation lowers cross-talk levels between adjacent channels, providing passive channel-to-channel isolation metrics that prevent electrical noise loops from corrupting real-time process control operations.

Frequently Asked Questions

Q: Can the AKB337-M010 cable assembly be disconnected or swapped while the connected DCS I/O modules are fully energized?

A: Yes, because this cable assembly is a passive electrical conductor with no active electronic components, physical disconnection will not cause an electrical surge or hardware damage. However, removing the 20-pin connector breaks the hardware link, instantly disrupting all analog or digital signals traveling through the cable and tripping the corresponding control loops.

Q: How does the 120 ohm nominal impedance rating affect the physical deployment limits when mixing analog inputs and digital pulse streams?

A: The 120 ohm nominal impedance configuration is matched to standard industrial signaling metrics to eliminate wave reflections along the 10 m line. This matching enables the cable to simultaneously handle slow 4-20 mA current loops and fast digital pulse signals without wave shape deformation or loss of measurement accuracy.

Field Installation Guidelines

Bend Radius Management: Maintain a strict minimum static bend radius of at least 10 times the cable outer diameter during mounting. Do not force sharp corners or kinks inside cabinet wireways, as this deforms the twisted-pair structure and lowers common-mode noise rejection.
Shield Grounding Protocol: Terminate the internal cable shield at a single reference point to prevent ground loops. Connect the shield braid directly to the cabinet instrument earth bus bar on the controller side, and keep the opposite terminal end isolated.
Physical Routing Separation: Route the 10 m cable through dedicated low-voltage wire trays. Keep a physical separation barrier of at least 300 mm from any high-power AC conductors, motor cables, or variable frequency drive outputs to avoid inductive noise coupling.
Connector Engagement Lock: Seat both 20-pin terminal heads squarely into the matching receptacles on the I/O modules or terminal boards. Tighten all mechanical locking screws completely to prevent pins from working loose due to low-frequency industrial cabinet vibrations.

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