| Succeeding letters | |||||
| Measured or initiating variable | Modifier | Readout or passive function | Output function | Modifier | |
| A | Analysis | Alarm | |||
| B | Burner, combustion | User's choice | User's choice | User's choice | |
| C | User's choice | Control | |||
| D | User's choice | Differential | |||
| EPäivitetty 10.9.2007 © Timo Heikkinen | timo piste heikkinen at oamk piste fi
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