Product Details
Product Description
The MVI94-MCM-MHI module from ProSoft Technology is a Modbus Master/Slave communication interface designed for Allen Bradley FLEX I/O systems. It provides reliable connectivity for Modbus devices, supporting multiple serial protocols with robust isolation and diagnostic features.
Key Specifications
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Manufacturer: Allen Bradley / ProSoft Technology
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Model: MVI94-MCM-MHI
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Part Number: MVI94-MCM-MHI
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Product Type: Modbus Master/Slave Module
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Form Factor: Single-slot, 1794 backplane compatible
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Backplane Current Load: 20 mA @ 5 VDC
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External Power Supply: 12–24 VDC, 340–170 mA
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Operating Temperature: 0–55°C (32–131°F)
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Storage Temperature: –40–85°C (–40–185°F)
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Shock Resistance: 30 g operational, 50 g non-operational
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Vibration Resistance: 5 g, 10–150 Hz
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Relative Humidity: 5–95% non-condensing
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LED Indicators: Module status, backplane transfer, application status, serial activity, error
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Configuration Port (PRT1): Mini-DIN RS-232 with hardware handshaking
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Application Port (PRT2): Mini-DIN RS-232/422/485, jumper selectable, 500 V optical isolation from backplane
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Dimensions (with base): 3 × 3.7 × 2.7 in (94 × 94 × 69 mm)
Core Features
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Supports Modbus Master and Slave communication modes
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Optical isolation for enhanced reliability in industrial environments
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Multiple serial interface options (RS-232/422/485)
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Compact FLEX I/O form factor for flexible installation
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LED indicators for real-time diagnostics and status monitoring
Application Scenarios
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Integration of Modbus-based sensors, drives, and controllers into FLEX I/O systems
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Distributed control systems requiring Modbus Master/Slave communication
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Industrial automation setups needing reliable serial connectivity
FAQ
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Q: Can the MVI94-MCM-MHI operate as both Master and Slave? A: Yes, it supports both communication roles.
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Q: What isolation level is provided? A: The application port offers 500 V optical isolation from the backplane.
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Q: What serial interfaces are supported? A: RS-232, RS-422, and RS-485 are supported via jumper selection.
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
Understanding Marshalling Cabinets in Industrial Control Systems Architecture
Industrial control system deployments rely on structured signal distribution to bridge field instrumentation with central processing hardware. A marshalling cabinet serves as the vital intermediate connection point between heavy field home-run multi-pair cables and delicate input/output (I/O) modules housed inside Programmable Logic Controller (PLC) or Distributed Control System (DCS) enclosures. By segregating field cable terminations from control hardware, engineers maintain system flexibility, safeguard controller components, and streamline commissioning workflows.
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.