3827030

Information

• Patent Grant
• 3827030

• References
• Source

• Patent Number

  3,827,030

• Date Filed

  Not available

• Date Issued

  Tuesday, July 30, 1974
  50 years ago

• CPC

  • G05B19/05 - Programmable logic controllers
  • G05B2219/1105 - I-O
  • G05B2219/11101 - Verifying ram data correct, validity, reload faulty data with correct data
  • G05B2219/1125 - I-O addressing
  • G05B2219/1159 - Image table, memory
  • G05B2219/1168 - Peak amplitude for input, nul amplitude for activating output
  • G05B2219/13016 - Jump while output is disabled, or disabling output when running test instruction
  • G05B2219/14089 - Display of control states on cards, by leds
  • G05B2219/14144 - Galvanic isolation

• US Classifications

  • 712 - Electrical computers and digital processing systems: processing architectures and instruction processing
  • 700 - Data processing: generic control systems or specific applications