Description

The Allen-Bradley 1756-HIST1G is a specialized ControlLogix Historic Machine Edition module designed to provide robust data logging and historical tracking capabilities within an industrial automation environment. This module integrates seamlessly into the ControlLogix chassis, offering high-performance processing and reliable data storage for machine-level historical analysis.

Features

• Equipped with an AMD LX800 500 MHz x86 processor for efficient data management.
• Features a precision real-time clock for accurate timestamping of logged events.
• Includes a 10/100T Ethernet port compliant with IEEE 802.3 standards for network connectivity.
• Utilizes a non-removable rechargeable lithium battery to support memory retention.
• Integrated 4-character alphanumeric display and status LEDs for immediate diagnostic feedback.
• Supports Compact Flash Type 2 storage with DMA capability for expanded data archiving.

Technical Specifications

Installation Guidelines

• Ensure the ControlLogix chassis is powered down before inserting or removing the module.
• Handle the module using proper ESD (Electrostatic Discharge) precautions to prevent damage to internal circuitry.
• Verify that the module is fully seated in the chassis slot and the locking tabs are engaged.
• Maintain adequate clearance around the chassis to ensure proper airflow and cooling, as the module consumes up to 7 Watts of power.
• Use shielded Ethernet cabling for the 10/100T port to minimize interference in high-EMI industrial environments.

FAQ

Is the internal battery user-replaceable?
No, the 1756-HIST1G utilizes a non-removable rechargeable lithium battery.

What type of storage media does this module support?
The module is designed to work with Compact Flash Type 2 cards supporting DMA.

What is the primary function of the 1756-HIST1G?
This module serves as a Historic Machine Edition interface, primarily used for data logging and historical record-keeping within a ControlLogix system.