1756-M08SE Allen Bradley | ControlLogix SERCOS Interface Module

Product Description

The Allen Bradley 1756-M08SE is a ControlLogix SERCOS interface module engineered for precise drive control and synchronization in industrial automation systems. Supporting multiple data rates and cycle times, this module enables high-performance communication with up to 16 drives, making it a versatile solution for advanced motion control applications.

Technical Specifications

• Manufacturer: Allen Bradley (Rockwell Automation)

• Product Line: ControlLogix

• Part Number: 1756-M08SE

• Module Type: SERCOS interface module

• Weight: 0.50 lbs (0.23 kg)

• Enclosure: None

• Power Dissipation: 5.0 W

• Backplane Current (24 V): 2.5 mA

• Backplane Current (5 V): 760 mA

• Current Draw (5.1 V): 1.2 A

• Thermal Dissipation: 21.2 BTU/hr

• Isolation Voltage: 50 V continuous

• Supported Data Rates: 4 Mbps and 8 Mbps

• SERCOS Cycle Time @ 4 Mbps:

• 0.5 ms (up to 2 drives)

• 1 ms (up to 4 drives)

• 2 ms (up to 8 drives)

• SERCOS Cycle Time @ 8 Mbps:

• 0.5 ms (up to 4 drives)

• 1 ms (up to 8 drives)

• 2 ms (up to 16 drives)

• Drive Control Modes: Position, velocity, torque

• Axes per Module: 8

• Axes per Controller: 32

• Compatible Chassis: 1756-A4, 1756-A7, 1756-A10, 1756-A13, 1756-A17

• Compatible Power Supply (Standard): 1756-PA72/C, 1756-PA75/B, 1756-PB72/C, 1756-PB75/B, 1756-PC75/B, 1756-PH75/B

• Compatible Power Supply (Redundant): 1756-PA75R, 1756-PB75R, 1756-PSCA2

Application Scenarios

• Motion Control Systems: Provides precise synchronization for multi-axis drive applications

• High-Speed Automation: Suitable for environments requiring fast communication cycles

• ControlLogix Integration: Designed for seamless use with Allen Bradley ControlLogix chassis and power supplies

• Drive Regulation: Supports position, velocity, and torque control for advanced machinery

FAQ

Q: How many drives can the 1756-M08SE support?  A: Up to 16 drives at 8 Mbps cycle time.

Q: What control modes are available?  A: Position, velocity, and torque control are supported.

Q: Which chassis are compatible with this module?  A: It works with 1756-A4, A7, A10, A13, and A17 chassis.