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01 / PRODUCT IDENTIFICATION
Modbus TCP/IP to Modbus Plus Gateway
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| The ProSoft 4303-MNET-MBP is a stand-alone ProLinx communication gateway that exchanges data between Modbus TCP/IP networks and Modbus Plus devices. The 4303 hardware execution is DIN-rail mounted and powered from an 18 to 32 V DC source. It is intended for brownfield integration where an existing Modbus Plus segment must exchange process data with Ethernet-based Modbus clients or servers. |
INSTALLED FAMILY
ProLinx 4000 Series
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| Sales manager: Miya zheng | EMAIL SALES | WHATSAPP 86-18020776792 |
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02 / FUNCTIONAL DESCRIPTION
Signal or Power Role in the Installed System
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| FUNCTIONAL PATH | The gateway maintains an internal data database shared by the Modbus TCP/IP and Modbus Plus drivers. Transactions on either network read from or write to that database, allowing two unlike network types to exchange controller and process values without changing the connected legacy devices. |
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03 / TECHNICAL SPECIFICATIONS
Key Configuration Details
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04 / COMPATIBILITY AND RELATED MODELS
Select by Function, Suffix and Installed Platform
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05 / MODEL COMPARISON AND REPLACEMENT GUIDE
Replacement Checks Before Shutdown
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| Identity: match the complete suffix and style. | Connection: verify the base, terminal block, adapter and field wiring. | System fit: confirm platform release, channel behavior and environmental execution. |
| Sales manager: Miya zheng | EMAIL SALES | WHATSAPP 86-18020776792 |
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GLOBAL TEAM / RESPONSIVE SUPPORT
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PRODUCT CHECKING / QUALITY FOCUS
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WAREHOUSE NETWORK / URGENT DISPATCH
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| International coordination for planned and urgent requirements. | Careful catalog-code checking before quotation and dispatch. | Support for active and discontinued automation components. |
| Contact us within seven days if a concern appears after delivery. | Return the item in its original condition with the reason stated. Resolution follows receipt and inspection. | Return-related transport costs are arranged by the buyer. |
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06 / TECHNICAL FAQ
Five Checks Buyers Should Complete
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4303-MNET-MBP - What is the most important ordering check?
Match the complete model, suffix code and style with the installed unit; the base model alone is not sufficient.
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4303-MNET-MBP - Can a related model be used as a direct substitute?
Only after channel count, signal type, isolation, termination, environmental execution and supported system release are confirmed.
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4303-MNET-MBP - What should be recorded before removal?
Record slot position, terminal assignment, field polarity, connected base or terminal block, and all visible suffix and style markings.
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4303-MNET-MBP - What should be tested after installation?
Verify seating, wiring, power and diagnostics, then commission each affected channel under controlled conditions.
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4303-MNET-MBP - What should be sent with a quotation request?
Send the full catalog code, quantity, required condition, destination and clear photos of the unit label and front connection area.
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07 / RECOMMENDED MODELS
Industrial Automation Parts
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08 / ORDERING INFORMATION
Price, Availability and Delivery Coordination
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| Sales manager: Miya zheng | EMAIL SALES | WHATSAPP 86-18020776792 |



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