Burkert Type 8620 - Manual (Page 11)

mxCONTROL Type 8620
Page 11
5 Abbreviations
5.1 Abbreviations in Software and Documentation
Further abbreviations (Error messages) can be found in chapter 15.3.
Abbreviation Explanation
+Tm Maximum output time
+TmPB Maximum pre-bleed duration
AH Higher Alarm Process Value
AL Lower Alarm Process Value
Alarm- Lower alarm limit
Alarm+ Upper alarm limit
AlarmHys Alarm hysteresis in % of process value range
Alarm H Upper Process Value Alarm
Alarm L Lower Process Value Alarm
AnalogIn 1 to 4 Analog input 1 … 4
ASL Acid (pump) stop limit (Acid Stop Limit)
ASL PumpStop Pump Stop due to the ASL alarm
Au Automatic Mode
BATCH (or Batch Dosing) Batch Module (dosing by batches)
Binary Binary input (digital: 0 / 24 VDC)
BIOCIDE_DOSING Biocide dosing module
BioDos Biocide dosing module (abbrev.)
Cd Conductivity module (On/Off control) - abbrev.
Cd-PI Conductivity module (PI control) - abbrev.
(in part with 3-point step output)
Cd-PIr Conductivity module (PI-Ratio-Control) - abbrev., set point depending on Make-
Up-Channel ratio
Cd r Conductivity module (On/Off Ratio-Control) - abbrev., set point depending on
Make-Up-Channel ratio
CL Chlorine
CL/ORP
Chlorine/Oxidising Redox Potential PI-Control Module - abbrev.
CL_ORP Chlorine/Oxidising Redox Potential-PI-Control Module
CM Calibration mode: 4-20mA input or output is currently calibrated
CMD Module output (command) to actuator (%) - proportional/integral
CMD A Module output (Acid) - acid pump
CMD C Module output (Caustic) - caustic pump
CMD on Output value at module output e.g. during dosing
CMDsafe Safety output value, it is active if
- on the 4…20 mA input less than 3.5 mA or more than 20.5 mA are applied,
- on the Pt100 input, a temperature outside of the measuring range is applied
CMD 1, CMD 2 Module output for channel 1, module output for channel 2 (at BIOCIDE_DOSING)
Cond Conductivity
COND_CONTROL
Conductivity module (On/Off control)
COND_CONTROL_RATIO Conductivity module (On/Off Ratio-Control), set point depending on Make-Up-
Channel ratio
COND_PI Conductivity module (PI control)
(in part with 3-point step output)
COND_PI_RATIO Conductivity module (PI-Ratio-Control), set point depending on Make-Up-Channel
ratio
Cor Corrosion
CorroD
Corrosion Display Module (short name)