Allen-Bradley 1756-RM2XT Module | Enhanced Redundancy

Allen-Bradley 1756-RM2XT Redundancy Module | Extreme Temperature

Complete Technical Specifications

• Brand: Allen-Bradley (Rockwell Automation)
• Full Model Number: 1756-RM2XT
• Series: ControlLogix-XT
• Module Type: Enhanced Redundancy Module
• Compatible Controllers: 5580 & 5570 Series (Redundancy capable)
• Fiber Optic Cable: Bulletin 1756-RMC series
• Fiber Length: Up to 4 kilometers (2.5 miles)
• Wavelength: 1300 nm
• Data Rate: < 1000 Mb/second
• Backplane Current: 1.16A @ 5.1V DC, 3.4mA @ 24V DC
• Power Dissipation: 6 Watts maximum
• Heat Dissipation: 21 BTU per hour
• Chassis Slots: Occupies 1 slot
• Operating Temperature: 0 to 60°C (32 to 140°F)
• Safety Rating: SIL 2 (IEC 61508)
• Temperature Code: T4 (N.A., IECEx, ATEX)
• Wire Size: 20 AWG recommended
• Dimensions: 5.51″ H x 4.41″ W x 5.71″ D

Frequently Asked Questions

• What is a redundancy module?
• It links two controllers so one can take over if the other fails.
• Can I use this with a 1756-L7x controller?
• Yes, it works with 5570 and 5580 series controllers.
• What fiber cable do I need?
• You need the Bulletin 1756-RMC series cable.
• How far apart can the chassis be?
• The fiber optic cable allows up to 4 km separation.
• Is special software needed?
• Yes, you need Studio 5000 Logix Designer to configure it.