The PLX31-EFP-MBS is a high-performance EtherNet/IP™ to Modbus® Serial gateway by ProSoft Technology. It enables fast, reliable communication between EtherNet/IP controllers and Modbus RTU/ASCII devices. You can use it with ControlLogix®, CompactLogix™, and other Rockwell PACs. It offers broad protocol support, low-latency messaging, and flexible integration for industrial systems.

Technical Specifications

General Information

• Model: PLX31-EFP-MBS
• Manufacturer: ProSoft Technology
• Supported Protocols: EtherNet/IP™, Modbus RTU, Modbus ASCII

EtherNet/IP Interface

• Class 1 I/O Connections: 2
• I/O Connection Size: 248 bytes input / 248 bytes output
• Max RPI Time: 5 ms per connection
• Class 3 Server Connections: 5
• Class 3 Client Connections: 2 connected, 1 unconnected
• Supported PLCs: PLC2, PLC5, SLC, ControlLogix (CLX), CompactLogix (CMPLX), MicroLogix (MICROLX)
• Message Types: PCCC, CIP
• CIP Services:
  • Data Table Read (0x4C)
  • Data Table Write (0x4D)
  • CIP Generic

Modbus Serial Interface

• Communication Modes: RTU (CRC-16), ASCII (LRC)
• Supported Function Codes: 1, 2, 3, 4, 5, 6, 15, 16, 22, 23
• Baud Rate: 110 to 115.2 kbps
• Data Bits: 7 or 8
• Parity Options: None, Even, Odd
• Stop Bits: 1 or 2
• Floating Point Format: Enron, Daniel
• Command Capacity: Up to 100 commands per master port

Power and Environment

• Power Supply: 24 VDC nominal (range 10–36 VDC)
• Current Draw: 300 mA nominal, 610 mA max
• Operating Temperature: -25°C to +70°C
• Storage Temperature: -40°C to +80°C
• Humidity: 5% to 95% RH, non-condensing

Physical and Mounting

• Dimensions (H×W×D): 13.67 × 5.05 × 11.13 cm
• Weight: 0.5 kg
• Enclosure Rating: IP20, NEMA/UL Open Type
• Mounting Method: DIN rail

FAQs

Q: How many Modbus serial ports does the PLX31-EIP-MBS4 have?

A: The Prosoft PLX31-EIP-MBS4 has four Modbus serial ports.

Q: What protocols does the PLX31-EIP-MBS4 support?

A: The Prosoft PLX31-EIP-MBS4 supports Modbus RTU, ASCII, and TCP/IP protocols.

Q: What are the security features of the PLX31-EIP-MBS4?

A: The Prosoft PLX31-EIP-MBS4 has advanced security features such as user authentication and encryption.

Q: Can the PLX31-EIP-MBS4 operate in both Client and Server mode?

A: Yes, the Prosoft PLX31-EIP-MBS4 can operate in either Client or Server mode.

Q: What is the operating temperature range of the PLX31-EIP-MBS4?

A: The Prosoft PLX31-EIP-MBS4 can operate in temperatures ranging from -40°C to 75°C.

Q: What is the power supply requirement for the PLX31-EIP-MBS4?

A: The Prosoft PLX31-EIP-MBS4 requires a 24VDC power supply.

Q: What is the weight of the PLX31-EIP-MBS4?

A: The Prosoft PLX31-EIP-MBS4 weighs 1.1 lbs.

Q: Is the PLX31-EIP-MBS4 suitable for use in harsh industrial environments?

A: Yes, the Prosoft PLX31-EIP-MBS4 is designed to operate in harsh industrial environments.