User Manual

16 Appendix
16.1 Abbreviations
Below is a list of the most common and possibly somewhat cryptic abbreviations in
alphabetical order.
Heating
Cooling
AbsHu Absolute humidity
AC Alternating current
AI Analog input
AO Analog output
DC Direct current
DewPnt Dew point temperature
DI Digital input
DlyOn Switch-on delay
DlyOff Switch-off delay
DO Digital output
DX Direct expansion cooling
EIB European Installation Bus (to be replaced by KNX)
Enth Enthalpy
EnthDiff Enthalpy difference
I I-mode
KNX KNX bus (for operating and process information)
KNX LTE-Mode New communication standard used by Synco
TM
and RXB
KNX S-Mode Same as with EIB to date
LCD Liquid crystal display
LED Light emitting diode
HMI Human machine interface
P P-mode
PI PI mode
RelHu Relative humidity
SA Switching interval
SD Switching differential
SpHEco Eco setpoint high
SpH Setpoint high
SpL Setpoint low
SpLEco Eco setpoint low
StepSwi Setpoint change
t Time
TA Outside temperature
Temp Temperature
TiCst Rundown time
TiRup Runup time
TiOnMin On time minimum
TiOffMin Off time minimum
Tn Integral action time
w Setpoint
WetBlb Wet bulb temperature
x Actual value
Xp P-band
x
Z
Actual value supp air temp
198 / 216
Siemens Switching and monitoring device RMS705B CE1P3124en
Building Technologies Appendix 01.04.2010