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Category Archives: On-site stories
Emergency VFD Replacements at a Level 1 Trauma Center
Last weeks multiple massive thunderstorms caused major power dips, voltage spikes/surges, voltage fluctuations, phase losses and generator switch-overs. All of these electrical events can create havoc upon sensitive electronic devices. VFDs are no exception. During these storms with all of … Continue reading →
Delta Automation is Prepared to Assist any or all of our clients in the the wake of the Hurricanes
Graphic courtesy of NOAA Delta Automation is prepared to assist any or all of our clients that were in the path of Harvey or may be in the path of Irma. Our stock of new and refurbished equipment is ready … Continue reading →
Posted in ABB, DanFoss, Delta Automation, Delta company news, Delta service advantages, HMI, IDEC, Invertek, Modbus Plus, modicon, On-site stories, PLC, Remote I/O, Schneider, Service stories, Uncategorized, VFD, WEG, yaskawa
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Tagged Emergency service, field service, hurricane, Modbus Plus, Modicon, motor, replacement parts, Richmond VA., spare parts, VFD, water damage
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Consequences of Duplicate Addresses on a ModBus Plus Network
As with any addressable network, having duplicate addresses is an issue. On Modbus Plus networks, one of three things can occur. Modicon technical support disagrees on this subject but in my 30+ years of working with these networks all over … Continue reading →
Posted in Delta company news, Delta service advantages, Modbus Plus, modicon, On-site stories, PLC, Service stories, Tech Tips, Uncategorized
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Tagged address, duplicate, MB+, MBPStat, Modbus, Modbus Plus, Modicon, network, node, segment
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Delta Automation Supports Our American Veterans
One of our employees, operations manager, Joe Sarver, put his alter-talent to good use as he lent a musical helping hand to entertain a room full of most appreciative men and women military veterans from all branches of the service … Continue reading →
Cloud Chamber Fully Operational And The Grand Opening To Unveil It Goes On As Planned Thanks To Delta Automation
Delta Automation was contacted recently by the manufacturer of a cloud chamber (a physics experiment apparatus used to study sub-atomic particles and radiation naturally occurring in air) built in Germany. See the cloud chamber in operation at this link: http://www.youtube.com/watch?v=kKur0QcLkd4 … Continue reading →
Heat Tracing short located with a TDR
One of Delta’s long time clients called with an unusual request inquiring if a TDR could be used to help locate a short circuit in a section of heat trace wiring. This client has had Delta TDR its’ PLC communication … Continue reading →
Posted in Delta service advantages, On-site stories, Service stories, Tech Tips
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Tagged Emergency service, heat trace cable, shorted, shorted cable, TDR, Velocity of Propagation, vp
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How NOT to Bypass a VFD
During a recent client service visit to investigate a suspected VFD failure, our field engineers discovered a potentially deadly remedy that someone had put in place. Luckily no one was injured and no equipment was damaged. During our service visit, … Continue reading →
Posted in Delta company news, Delta service advantages, On-site stories, Service stories, Tech Tips, VFD
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Tagged 480 VAC, backward, dangerous, Delta Automation, drive, duct pressure, motor, overpressure, Preventive Maintenance, repair, reverse direction, Richmond VA., romex connector, rotation, split bolts, variable frequency drive, VFD
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VFD Emergency Resulting From Flood – Critical Medical Research Facility
Pre- Thanksgiving Day Mechanical Room Flood – Delta Automation Comes to the Rescue Call it the perfect storm for not being able to provide a timely fix. It’s 3:45pm on the Wednesday before the Thanksgiving break and the emergency call … Continue reading →
Emergency Facility Chiller Soft-Start installation
Delta Automation Sales and Field Service Teams Come To The Rescue With A WEG Soft Start When a national controls contractor requested an urgently needed quote for a soft start used to control a massive chiller at Old Dominion University, … Continue reading →
WEG Replacement Motor Reduces Noise in Pump Station
A local water treatment facility had two pump motors that were so loud when running, that the area had to be reclassified as a hearing protection area. The motors had been producing that noise since they were new. Delta Automation was called in … Continue reading →
Posted in Delta Automation, Delta company news, Delta service advantages, On-site stories, Service stories, Uncategorized, VFD, WEG
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Tagged dB level, Delta Automation, drive, efficiency, efficient motors, motor, motor dB level, noise reduction, pump, variable frequency drive, VFD, water treatment, WEG
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