1756-L61

Overview

• Model: 1756-L61
• Type: Processor Module
• Series: ControlLogix
• Manufacturer: Rockwell Automation
• Brand: Allen-Bradley

Key Specifications

• Fixed Memory: 2, 4, or 8 MB
• Nonvolatile Memory: Compact Flash Card (1784-CF128)
• Maximum I/O: 128,000
• Maximum Analog I/O: 4,000
• Program Scan Time: 0.08 milliseconds
• User Memory: 2 MB

Electrical Details

• Backplane Current (5V DC): 1.2 Amps
• Backplane Current (24V DC): 14 milliamps

Dimensions and Weight

• Weight: 0.71 lbs (0.32 kg)

Communication

• RS-232 Serial Port
• RS-232 Protocols: ASCII, DF1 Full/Half-Duplex, DF1 Radio Modem, DH-485, Modbus via logic

Environmental Conditions

• Vibration: 10-500 Hz
• Relative Humidity: 5% to 95%
• Battery: 1756-BA1, 1756-BATM, or 1756-BATA

General Information

• Controller Connections: Up to 250
• Tasks and Programs: Supports up to 32 tasks and 100 programs per task

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