PLC Security

Programmable logic controllers, also known as PLCs, initially came about in the late 1960s. PLCs were designed to replace relay-based machine control systems in the major U.S. vehicle manufacturing space. The relay-based control systems were considered hard to use and were disliked amongst those in the automation and manufacturing in. In 1968, Dick Morley of […]

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Emerson Industrial Automation: Unidrive Classic HF Trip Codes

This document is pertinent to all Unidrive Classic models MRO Electric and Supply has new and refurbished Control Techniques Unidrives  available now, along with our other Control Techniques products. Contact us about pricing for repairs. For more information, please call 800-691-8511 or email sales@mroelectric.com. Emerson Industrial Automation: Unidrive Classic HF Trip Codes HF81 Software Error (odd address word) HF82 Large […]

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fanuc repair

Automation Cleanup Procedures for Flood Damages in TX & LA

Automation Cleanup Procedures for Flood Damages in TX & LA MRO Electric is determined to provide the best service and support to businesses affected by Hurricane Harvey during these difficult times as they resume operation and employees get back to work. Water-immersed electronic devices and motors in automation systems need appropriate treatment after flood water […]

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