PROSOFT 3100-MCM Modbus Master/Slave Communication Module

Overview

The PROSOFT 3100-MCM is a versatile Modbus Master/Slave communication module. It enables Rockwell Automation PLCs to connect with Modbus-compatible devices for seamless data exchange. This module supports multiple communication protocols and serial interfaces. It mounts easily on a single slot in 1771/1746 backplanes. The module ensures robust performance in industrial environments with strong shock and vibration resistance.

Technical Specifications

• Supported Protocols: Modbus RTU, Modbus ASCII, Modbus TCP/IP (via Ethernet)
• Communication Interfaces: RS-232C, RS-422, RS-485
• Ports: Two DB-25F3100, jumper-selectable for RS-232/422/485
• Data Rates: Up to 115.2 Kbps (RTU), up to 100 Mbps (TCP/IP)
• Command Capacity: Up to 100 fully configurable entries
• Data Storage: Up to 4000 PLC data registers
• Polling Method: Continuous command list polling
• Error Handling: Sends error codes to ladder logic
• Event-Driven Write: Supports bit and register write events
• Mounting Type: Single-slot, 1771/1746 backplane-compatible
• Processor Compatibility: Allen-Bradley PLC 5, PLC 2, PLC 3, and SLC processors
• Network Limits: 256 nodes (RTU), 254 nodes (TCP/IP)
• Cable Length: Up to 1000 m (RTU), up to 100 m (TCP/IP)
• Backplane Current Load: 0.65A at 5 VDC
• Isolation: 500V optical isolation from backplane
• Operating Temperature: 0°C to 60°C (32°F to 140°F)
• Storage Temperature: -40°C to 85°C (-40°F to 185°F)
• Relative Humidity: 5% to 95% (non-condensing)
• Shock Resistance: 30g operational, 50g non-operational
• Vibration Resistance: 5g from 10 Hz to 150 Hz
• Weight: 1.10 lbs