Product Details
Overview
The Emerson CL6721X1-A4 (41B5215X132) is a discrete I/O card developed for the Fisher PROVOX DCS platform. It delivers reliable digital signal processing for industrial control applications, handling both input and output signals from field devices such as relays, limit switches, and solenoids.
This module is designed for high operational stability, compact integration within PROVOX racks, and seamless communication across control networks. It is ideal for legacy systems requiring dependable digital control and signal interfacing.
Key Features
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Model Number: CL6721X1-A4
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Part Number: 41B5215X132
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Manufacturer: Emerson
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System Compatibility: Fisher PROVOX DCS
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Type: Discrete Input/Output Card
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Input/Output Function: Handles digital signals for industrial control
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Installation: Rack-mounted module design
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Build Quality: Industrial-grade for long service life
Technical Specifications
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Weight: 0.82 lbs (approx. 0.37 kg)
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Dimensions:
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Length: 100 mm (3.9 in)
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Width: 60 mm (2.4 in)
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Height: 20 mm (0.8 in)
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Operating Voltage: 24 VDC typical (depending on system configuration)
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Operating Temperature: -20°C to +60°C (typical for PROVOX modules)
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Mounting: Installed in PROVOX I/O chassis
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Communication: Via PROVOX I/O bus
Applications
The CL6721X1-A4 is commonly deployed in legacy Fisher PROVOX DCS environments across various industries:
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Power Generation: Turbine status feedback and relay control
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Oil & Gas: Valve actuation and emergency stop monitoring
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Chemical Plants: Solenoid and interlock control
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Manufacturing: Machine signal acquisition and alarm management
This module provides dependable signal integrity and efficient wiring layouts for long-term system reliability.
FAQ
Q1: What control system is this card used with?
A1: It is designed for the Fisher PROVOX DCS system, not DeltaV.
Q2: What kind of I/O does it handle?
A2: It supports discrete (digital) input and output signals.
Q3: Can it be used in new DeltaV installations?
A3: No, it is compatible only with PROVOX systems.
Q4: What are typical field connections?
A4: Relays, solenoids, limit switches, and other digital devices.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
FAT vs SAT in Industrial Control Systems: Key Differences and Execution Guide
Industrial control system deployment relies on strict verification protocols to guarantee operational safety, system stability, and regulatory compliance. Commissioning complex Programmable Logic Controller (PLC) racks, Distributed Control Systems (DCS), and Safety Instrumented Systems (SIS) requires two critical milestones: the Factory Acceptance Test (FAT) and the Site Acceptance Test (SAT). Both procedures validate that system automation meets design specifications, but they occur at different stages of project execution and target distinct operational risks.
Hub vs Switch vs Router in Industrial Automation Architecture
Modern factory automation relies on reliable industrial networking infrastructure to exchange real-time field data across operational technology systems. Engineers often encounter networking hardware like hubs, switches, and routers when integrating Programmable Logic Controllers, Distributed Control Systems, and SCADA monitoring nodes. Although these devices share physical ports, they operate at different layers of the Open Systems Interconnection reference model and deliver distinct traffic management capabilities.
Marshalling Cabinet Preventive Maintenance: Essential Healthiness Checks for PLC, DCS, and ESD Systems
Marshalling cabinets serve as the vital interface between field instrumentation and control room electronics in modern process facilities. Regular preventive maintenance of these cabinets ensures signal integrity across programmable logic controllers (PLCs), distributed control systems (DCS), and emergency shutdown (ESD) networks. System technicians must execute structured inspection protocols to mitigate environmental risks, identify loose wiring, and maintain continuous operational readiness.