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Yokogawa CM1*A C-Series Signal Conditioner Card

في الأوراق المالية!
  • Part Number: CM1*A
  • Brand: Yokogawa
  • Type: Signal Conditioner Cards
  • Dimensions: 3.3x10.7x13cm
  • Country of Origin: Japan
  • Barcode: 8537101190

Additional Specifications

Color / Pattern
  • Brown
  • Orange
  • Black
Power Source
  • DC-powered
  • AC-powered
Communication Protocols
  • Ethernet
  • Modbus
  • Profibus
  • Serial
Controller Design
  • Modular
  • Compact
Tags: Signal Conditioner Cards , Yokogawa CENTUM VP

وصف المنتج

Configured for signal conversion and system modernization in Yokogawa control environments, the Yokogawa CM1*A (CM1*A Signal Conditioner Card) provides direct physical/electrical execution of signal transformation and power rail decoupling.

Hardware Specifications

Parameter Specification
Model CM1*A
Brand Yokogawa
Origin Unspecified
Weight Unspecified
Dimensions Standard C-series nest card profile
Operating Temp Standard industrial limits
Storage Temp Unspecified
Power Supply Backplane-supplied via signal conditioner nest
Power Consumption Unspecified
System Migration Upgrades CENTUM V to CENTUM CS / CS 3000 / CENTUM VP
Functional Execution Industrial signal conversion and dual-stage isolation
Isolation Envelope Three-way isolation (input-to-output, input-to-power)
Mounting Format Direct plug-in to existing C-series signal conditioning nests

Process Control Signal Integration and Isolation Architecture

  • Executes bidirectional signal conversion to allow seamless integration of legacy field instrumentation into modern DCS control loops.
  • Integrates robust channel-to-channel isolation hardware and three-way electrical separation to decouple input, output, and power supply stages.
  • Preserves 4-20 mA HART loop protocol signal integrity across analog lines while isolating central processing units from field-side ground potential variations.

Frequently Asked Questions

Q: How is the CM1*A card powered inside the control cabinet?

A: The card draws its operational power directly through the backplane connections of the existing C-series signal conditioning rack (nest).

Q: What specific migration path is supported by the CM1*A hardware?

A: The module is engineered to upgrade legacy CENTUM V installations directly to CENTUM CS, CS 3000, and CENTUM VP architecture without rewiring field terminal racks.

Q: How does the module prevent ground loop interference in process loops?

A: It incorporates full three-way galvanic isolation that physically decouples field-side input terminals from both output processing loops and internal system power rails.

Field Installation Guidelines

  • Align the card with the card guide channels of the C-series signal conditioning nest and insert firmly until the rear connector seats completely into the backplane.
  • Ensure field cabling shields are properly bonded to a designated low-impedance grounding bar to eliminate circulating earth currents and high-frequency interference.
  • Separate low-level analog wiring routes from high-voltage AC lines within the cabinet wiring ducts to suppress inductive noise coupling.
  • Maintain clear airflow paths across the top and bottom of the signal conditioner nest to facilitate natural convective thermal management.
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