Carolina Board Repair

Control.com

• sponsored by Control Technology Corporation
  PAC and PC-based automation for technology companies.
• Serial Port Expander for Modbus Master Device (posted by rehanuhaq)
  I Need RS-485 Port Expander for use on Modbus Slave Device and send data through single port to 4 Nos. Master Devices.
• Re: Grid Frequency Instability & base load operations (reply posted by jagriti)
  Unit unable to maintain baseload control (droop) because of large grid swings (upto 51.8HZ on a nominal 50HZ grid system). Need a solution to keep unit stable when the grid frequency swings
• Re: Can an IoT Wireless Level Sensor with GPRS Measure Water Tank? (reply posted by Vijay Yadav)
  Using an IoT wireless level sensor with GPRS to measure water tank?
• Data Exchanges Between PLCs (posted by laurent02)
  Thread about exchanging data between PLCs of various manufacturers (Siemens, Phoenix and Schneider)
• Re: False Spikes in Seismic Vibrations (reply posted by David_2)
  False spikes in seismic vibration cause tripping of fan due to the working in another transmitter
• RE: False Spikes in Seismic Vibrations (reply posted by W.L. Mostia)
  False spikes in seismic vibration cause tripping of fan due to the working in another transmitter
• Re: GE Gas Turbine Frame 6 Manual (reply posted by ControlsGuy25)
  Looking for GE gas turbine frame 6 manual
• Re: False Spikes in Seismic Vibrations (reply posted by Engrahmed)
  False spikes in seismic vibration cause tripping of fan due to the working in another transmitter
• Re: Invalid Field Length in MBAP Header on Modbus/TCP Slave (reply posted by Carl_E)
  How to handle the invalid field length in MBAP header on Modbus/TCP slave.