Introduction
This page documents the I/O modules, process variables, and use of Beckhoff PLC systems at MEC.
| IOC | Host | Location | Beckhoff | Location | PVs |
|---|---|---|---|---|---|
| ioc-mec-ek9000-01 | ioc-mec-rec01 | MEZZ R63B E15 | bhc-mec-ek9000-01 | R64B E29 | MEC:EK9K1* |
| ioc-mec-userBhc | ioc-mec-misc01 | MEZZ R64A E42 | bhc-mec-03 | R62 Rear Bottom | MEC:USR:* |
IOC-MEC-EK9000-01
IOC-MEC-USERBHC
Rack layout
| L->R | ||||||||
|---|---|---|---|---|---|---|---|---|
| Card # | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| Module | KS2512 | KS2512 | KL2808 | KS3162 | KS3162 | KS4132 | KS4132 | KS4132 |
| Function | Dual Channel Pulse Width Output Terminals, 24 V DC | Dual Channel Pulse Width Output Terminals, 24 V DC | 8-channel digital output, 24 V DC, 0.5 A | 2-channel analog input, voltage, 0…10 V, 16 bit, differential | 2-channel analog input, voltage, 0…10 V, 16 bit, differential | Dual Channel Analog Output Terminal, -10 V to +10 V, 16 Bit | Dual Channel Analog Output Terminal, -10 V to +10 V, 16 Bit | Dual Channel Analog Output Terminal, -10 V to +10 V, 16 Bit |
| Card # | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| Module | KS4132 | KL3404 | KL3404 | KL3312 | KL3312 | KL3204 | KL3204 | KL2124 |
| Function | Dual Channel Analog Output Terminal, -10 V to +10 V, 16 Bit | 4-channel analog input, voltage, ±10 V, 12 bit, single-ended | 4-channel analog input, voltage, ±10 V, 12 bit, single-ended | 2-channel analog input, temperature, thermocouple, 16 bit | 2-channel analog input, temperature, thermocouple, 16 bit | 4-channel analog input, temperature, RTD (Pt100), 16 bit | 4-channel analog input, temperature, RTD (Pt100), 16 bit | 4-channel digital output, 5 V DC, 20 mA |
Process Variables
| Type | Model | Specifications | PV | Use |
|---|---|---|---|---|
| Analog Input | K3162 | Bus Terminal, 2-channel analog input, voltage, 0…10 V, 16 bit, differential, high-precision | MEC:USR:AIN:1 | |
| MEC:USR:AIN:2 | ||||
| MEC:USR:AIN:3 | ||||
| MEC:USR:AIN:4 | ||||
| K3404 | Bus Terminal, 4-channel analog input, voltage, ±10 V, 12 bit, single-ended | MEC:USR:AIN:5 | Ch 1 Diode Power | |
| MEC:USR:AIN:6 | Ch 1 RF Power | |||
| MEC:USR:AIN:7 | Ch 1 Phase | |||
| MEC:USR:AIN:8 | Ch 1 Phase x 30 | |||
| MEC:USR:AIN:9 | Piezo Monitor | |||
| MEC:USR:AIN:10 | ||||
| MEC:USR:AIN:11 | ||||
| MEC:USR:AIN:12 | ||||
| Analog Output | MEC:USR:AOUT:1 | |||
| MEC:USR:AOUT:2 | ||||
| MEC:USR:AOUT:3 | ||||
| MEC:USR:AOUT:4 | ||||
| MEC:USR:AOUT:5 | RF Lock Enable | |||
| MEC:USR:AOUT:6 | Feedback Gain | |||
| Camera Illumination LEDs | MEC:USR:CIL:1 | |||
| MEC:USR:CIL:2 | ||||
| MEC:USR:CIL:3 | ||||
| MEC:USR:CIL:4 | ||||
| Digital Thermocouple Outputs | MEC:USR:DOT:1 | Switch box for users LGO | ||
| MEC:USR:DOT:2 | ||||
| MEC:USR:DOT:3 | ||||
| MEC:USR:DOT:4 | ||||
| MEC:USR:DOT:5 | Digital Output < 5A | |||
| Thermocouples | MEC:USR:TC:1 | |||
| MEC:USR:TC:1 | sample_holder_top | |||
| MEC:USR:TC:1 | sample_holder_bottom | |||
| MEC:USR:TC:1 |