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4301-MBP-DFCM
4301-MBP-DFCM
4301-MBP-DFCM

ProSoft 4301-MBP-DFCM ProLinx Modbus Plus to DF1 Master/Slave Gateway

  • Model: 4301-MBP-DFCM
  • Brand: ProSoft Technology
  • Series: ProLinx 4000 Series Standalone Communication Gateways
  • Core Function: Converts Modicon Modbus Plus network data into Allen-Bradley DF1 serial protocol, bridging Schneider Electric/Modicon PLCs with Allen-Bradley SLC 500, MicroLogix, and ControlLogix controllers.
  • Product Type: Modbus Plus (MBP) to DF1 Master/Slave (DFCM) Protocol Gateway
  • Key Specs: 1 Modbus Plus DB9 Port | 1 DF1 Serial Port (RS-232/RS-422/RS-485) | Internal 4000-Word Database | 24 VDC Power Supply | DIN-Rail Mount
  • Condition: New Original / New Surplus (Zero operational hours, static-shielded factory packaging)
  • Inventory Status: Legacy network bridging gateway; critical spare part for cross-platform SCADA integrations, migration projects, and plant expansion loops linking Schneider Electric and Rockwell Automation control systems.
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Description

3. Key Technical Specifications

Parameter Specification Value
Catalog Part Number 4301-MBP-DFCM
Manufacturer ProSoft Technology
Gateway Family ProLinx 4000 Series
Port 1 Protocol Modbus Plus (MBP) – Host/Node Communication
Port 2 Protocol DF1 Master/Slave (DFCM) – RS-232/422/485 serial
Internal Data Buffer 4000 16-bit register virtual database
Operating Power 24 VDC nominal (18 to 36 VDC range, 300 mA max)
Configuration Software ProSoft Configuration Builder (PCB) via RS-232 debug port
Mounting & Enclosure Standard 35mm DIN-rail mount, IP20 rated enclosure
Operating Temperature 0°C to +60°C (32°F to 140°F)

4. Product Introduction & Supply Chain Strategy

The ProSoft 4301-MBP-DFCM is a standalone protocol conversion gateway engineered to bridge two major industrial automation ecosystems: Modicon Modbus Plus networks and Allen-Bradley DF1 serial links. Utilizing a internal 4000-word memory database, the gateway autonomously maps registers between Modbus Plus nodes (like Quantum or Compact PLCs) and DF1 serial devices (such as SLC 5/03, SLC 5/04, or MicroLogix PLCs) without requiring ladder logic modifications on either side.

This product is a Brand New Surplus unit. It is not used, not pulled from a decommissioned plant, and not refurbished. All serial ports, Modbus Plus transformer interfaces, and internal memory buses undergo full bench verification prior to shipment.

In legacy industrial manufacturing, replacing a cross-platform gateway during a hardware failure can require costly, high-risk controller reprograming. Sourcing verified New Surplus ProSoft 4301-MBP-DFCM modules allows maintenance teams to immediately replace failed network bridges, keeping cross-brand SCADA data flows active without engineering downtime.

4301-MBP-DFCM

4301-MBP-DFCM

4301-MBP-DFCM

4301-MBP-DFCM

5. Installation & Configuration Guide

Electrical & Network Noise Hazard

Ensure 24V DC field power is disconnected before wiring serial communications or Modbus Plus cables. Connect the gateway ground terminal directly to a clean panel earth ground to prevent serial port transceiver damage from ground loops.

1

DIN-Rail Mounting & Power Wiring

Prerequisite

1.DIN-Rail Mounting & Power Wiring:Prerequisite.

Snap the 4301-MBP-DFCM onto a standard 35mm DIN rail inside the enclosure. Connect a clean 24 VDC power supply to the removable terminal block, ensuring proper ground bonding.

2

Modbus Plus & DF1 Cable Connections

Network Wiring

2.Modbus Plus & DF1 Cable Connections:Network Wiring.

Connect the Modbus Plus network drop cable to the DB9 port. Connect the Allen-Bradley serial interface cable (RS-232 null-modem or RS-485 pair) to the DF1 serial port.

3

ProSoft Configuration Builder Setup

Configuration

3.ProSoft Configuration Builder Setup:Configuration.

Connect a PC to the RJ45/DB9 Configuration Serial Port using a null-modem cable. Open ProSoft Configuration Builder (PCB), set the Modbus Plus Node Address, configure DF1 baud rate/parity, and define data map tables.

4

Firmware & Data Map Transfer

Download

4.Firmware & Data Map Transfer:Download.

Download the configuration file from PCB to the gateway. Cycle 24 VDC power on the 4301 module to store memory mappings into non-volatile EEPROM.

5

LED Diagnostic Check

Verification

5.LED Diagnostic Check:Verification.

Verify the PWR LED lights solid green. Confirm MBP ERR and DF1 ERR LEDs remain off, while TX/RX LEDs blink rapidly, indicating active data exchange between networks.

6. System Compatibility & Maintenance Notes

The ProSoft 4301-MBP-DFCM integrates legacy systems across vendor boundaries:

  • PLC Compatibility: Bridges Modicon Quantum, Momentum, and 984 controllers with Allen-Bradley SLC 500, MicroLogix, PLC-5, and ControlLogix (via 1756-DH485/DF1 modules).
  • Configuration Utility: Programmed via ProSoft Configuration Builder (PCB) utility software.
  • Status Monitoring: Diagnostic LEDs provide immediate visual feedback for port errors, node collision, and power supply health.

7. Frequently Asked Questions (FAQ)

Q: Is this ProSoft 4301-MBP-DFCM module brand new or refurbished?

A: This product is a Brand New Surplus unit. It is not used, not pulled from a decommissioned plant, and not refurbished. All internal electronics undergo complete diagnostic testing.

Q: Does the 4301-MBP-DFCM require ladder logic changes in the connected PLCs?

A: No. The gateway operates autonomously by mapping registers in its internal database to both networks, eliminating the need to write complex messaging logic in the PLCs.

Q: What serial pinouts are supported on the DF1 port?

A: The DF1 port supports RS-232, RS-422, and RS-485 electrical standards, configurable via internal jumpers and software settings.

Q: What warranty applies to this New Surplus gateway?

A: We supply this module with a full 1-year functional replacement warranty from the date of shipment to ensure long-term network reliability.

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