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succbone: Update README
2024-11-17 21:11:08 +01:00

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succbone

succbone is our "automation" system for the vacuum system of the SEM.

succbone control panel

Features

  • Read a TPR280 pirani gauge (0-10V analog input)
  • 8x relay outputs for
    • Roughing pump interlock
    • Diffusion pump interlock
    • Emulate Pump-Down push button
    • Emulate Vent push button
    • Signal two different vacuum levels to the original evacuation controller
      • Rough vacuum reached
      • High vacuum reached
  • Diffusion pump temperature monitoring via three PT100 sensors
  • Environmental temperature & humidity monitoring (external sensor)

Device Overview

These are the main devices powering the succbone control system. For details, please check the wiring diagrams in panel.pdf.

  • -KEB1: BeagleBone as main control system with addonboard for PSU & analog 0-10V readout
  • -KED1: MikroTik RB450G router as gateway to the outside and network switch
  • -KED2: MODBUS-TCP to MODBUS-RTU bridge
  • -KEC1: MODBUS-RTU 8x relay output and 8x digital input board
  • -KEC2: MODBUS-RTU 8x PT100 500°C transmitter
  • -BTA1: MODBUS-RTU environmental temperature & humidity sensor
  • -QAA1: Contactor for the roughing pump interlock
  • -QAA2: Contactor for the diffusion pump interlock

3D-Printed Components