2024-09-26 17:14:22 +00:00
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## succbone
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succbone is our "automation" system for the vacuum system of the SEM.
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### Features
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- Read a TPR280 pirani gauge (0-10V analog input)
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- 8x relay outputs for
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- Roughing pump interlock
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- Diffusion pump interlock
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- Emulate _Pump-Down_ push button
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- Emulate _Vent_ push button
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- Signal two different vacuum levels to the original evacuation controller
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* Rough vacuum reached
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* High vacuum reached
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2024-11-17 20:11:08 +00:00
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- Diffusion pump temperature monitoring via three PT100 sensors
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- Environmental temperature & humidity monitoring (external sensor)
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### Device Overview
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These are the main devices powering the succbone control system. For details,
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please check the wiring diagrams in [`panel.pdf`](./panel.pdf).
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- `-KEB1`: BeagleBone as main control system with addonboard for PSU & analog 0-10V readout
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- `-KED1`: MikroTik RB450G router as gateway to the outside and network switch
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- `-KED2`: MODBUS-TCP to MODBUS-RTU bridge
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- `-KEC1`: MODBUS-RTU 8x relay output and 8x digital input board
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- `-KEC2`: MODBUS-RTU 8x PT100 500°C transmitter
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- `-BTA1`: MODBUS-RTU environmental temperature & humidity sensor
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- `-QAA1`: Contactor for the roughing pump interlock
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- `-QAA2`: Contactor for the diffusion pump interlock
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### 3D-Printed Components
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- [DIN-rail mount for the BeagleBone](https://www.printables.com/model/1058768-beaglebone-din-mount)
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- [DIN-rail mount for the MikroTik RB450G]
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- (legacy: [DIN-rail mount for relay board](https://www.printables.com/model/1019947-relay-board-din-rail-mount))
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- [Cable Strain Relief Plates](https://www.printables.com/model/932070-parametric-cable-strain-relief-plate)
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