Description
ProSoft Technology MVI46-PDPMV1 – PROFIBUS DP Master for Allen‑Bradley SLC 500 (1746 Chassis)
The ProSoft MVI46-PDPMV1 is a PROFIBUS DP Master V1 module built for the Allen‑Bradley SLC 500 platform (1746 chassis). From my experience, this module is typically chosen when you need an SLC processor to control or monitor PROFIBUS devices like Siemens ET 200 distributed I/O, drives (e.g., SINAMICS/MICROMASTER), weigh scales, and process instruments on existing lines. One thing I appreciate is how it bridges brownfield SLC systems with modern PROFIBUS networks without forcing a full platform migration—handy in upgrades where downtime has to be minimal.
Company’s Order Placement Process and Guarantees
- Warranty period: 365 days
- Delivery: 1 week for in‑stock; no more than one month at the latest
- Payment terms: 50% advance payment; full payment prior to delivery
- Express options: FedEx, UPS, DHL
- Packaging: ESD-safe and shock‑resistant packing for international transit
Key Features
- Native SLC 500 integration – Installs in a 1746 chassis and exchanges data with the SLC processor via backplane; sample ladder file typically provided to speed up commissioning.
- PROFIBUS DP Master (V1) – Controls PROFIBUS DP slaves with cyclic I/O and acyclic diagnostics; supports standard DP baud rates up to 12 Mbps in most cases, depending on network length and topology.
- Diagnostics & status – Clear module and network diagnostics help pinpoint wiring, termination, or device configuration issues; you might notice startup is faster with clean error reporting.
- Configuration via ProSoft tools – Configured using ProSoft Configuration Builder (PCB); makes GSD-based device setup and mapping straightforward.
- Rugged design for plant floors – Designed for industrial environments; typically stable across common temperature ranges and electrical noise when wiring rules are followed.
- Flexible mapping – Data mapping between PROFIBUS process data and SLC data files allows compact and readable logic in RSLogix 500.
Technical Specifications
| Brand / Model | ProSoft Technology MVI46-PDPMV1 |
| Platform Compatibility | Allen‑Bradley SLC 500, 1746 chassis (single‑slot module) |
| Function | PROFIBUS DP Master V1 communication module |
| HS Code | 8517.62 (data communication apparatus) |
| Power Requirements | 5 VDC supplied from the 1746 backplane (no external power required) |
| Operating Temperature | Typically 0 to 60°C (32 to 140°F) |
| Communication Interfaces | PROFIBUS DP (RS‑485, DB9 female); RS‑232 serial service/diagnostics port |
| Signal Input/Output Types | Cyclic PROFIBUS process data (master ↔ slaves), acyclic diagnostics, mapped to SLC data files |
| Baud Rates (DP) | 9.6 kbps up to 12 Mbps (distance and node count dependent) |
| Installation Method | Rack‑mounted in an Allen‑Bradley 1746 chassis; PROFIBUS via shielded twisted pair with proper termination |
| Dimensions & Weight | Standard 1746 single‑slot form factor (comparable to SLC I/O modules) |
Related or Supporting Products
- ProSoft MVI46-PDPS – PROFIBUS DP Slave module for SLC 500. Choose this when the SLC needs to be a slave to a higher‑level PROFIBUS master.
- ProSoft MVI56-PDPMV1 – ControlLogix version (1756 chassis). Similar feature set but for 1756 platforms, typically more data capacity and faster backplane.
- ProSoft MVI69-PDPMV1 – CompactLogix/1769 chassis PROFIBUS DP Master, useful for smaller systems or phased migrations.
- PROFIBUS DP cabling & DB9 connectors – Shielded twisted pair, 150 Ω terminators, and repeaters as required for longer runs or higher node counts.
- Software: ProSoft Configuration Builder – For module configuration and GSD‑based device setup; integrates with typical RSLogix 500 workflows.
Installation & Maintenance
You might notice commissioning goes smoothly if the basics are handled up front. A few practical tips:
- Cabinet & environment – Install in a clean, ventilated enclosure (typically IP54 or better for dusty areas). Keep ambient within the module’s rated range and allow airflow around the chassis power supply.
- Wiring & grounding – Use shielded PROFIBUS DP cable; bond shield at designated points, maintain correct polarity (A/B), and use 150 Ω termination enabled only at both ends of the trunk.
- Segregation – Route PROFIBUS away from high‑voltage and VFD motor leads; cross at 90° when separation isn’t possible.
- Configuration – Load GSD files for each device into PCB, set consistent baud rate, and validate I/O sizes. A brief I/O map document for maintenance staff usually saves time later.
- Maintenance – Periodically check connector screws, shielding continuity, and termination switches. Firmware updates (when available) can improve stability. No calibration is required.
- Troubleshooting – Start with module status/diagnostics and the DP Master’s live list; most issues come down to duplicate addresses, missing terminators, or mixed baud rates.
Feedback from an automotive client: “After swapping in the MVI46-PDPMV1, our SLC could finally command the legacy PROFIBUS drives without re‑writing half the program—startup took a single shift.” That seems to be the typical experience when the network is planned properly.
Quality & Certifications
- Certifications: CE and UL/cUL (industrial control equipment); RoHS compliant in many cases
- Quality system: Manufacturer operates under ISO 9001 quality management
- Manufacturer’s warranty: Standard limited warranty from ProSoft Technology
- Our coverage: 365‑day warranty with verified functional testing before shipment
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