Hach RTC101 Basic User Manual
Also see for RTC105: User manual
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Table 32 RTC111 SRT-module (2-channels) (continued)Tag name Parameter Unit Channel DescriptionACTUAT VAR 13 Qs 2 L/s 2 Effective set point for surplus activated sludge flowincluding all preset limits.ACTUAT VAR 14 Digi 2 no unit 2 Surplus activated sludge pump ON/OFF signalACTUAT VAR 15 msaSP 2 kg/d 2 Set point for sludge mass draw off.ACTUAT VAR 16 msas 2 kg 2 Surplus activated sludge mass draw off during actualcalendar day.TroubleshootingWarningsWarning Description SolutionMODBUS ADDRESS The RTC menu SET DEFAULTSwas selected. This deleted theModbus address of the RTC modulein the sc1000 controller.Access the following menu and set the correctMODBUS address. Go to: MAIN MENU>RTCMODULES/PROGNOSYS> RTCMODULES>RTC> CONFIGURE>MODBUS>ADDRESS.PROBE SERVICE A configured sensor is in servicemode.Go to the SERVICE menu of selected sensor andend the SERVICE mode.SENSOR MISSING A selected sensor was disconnectedfrom the sc1000 network.Connect the sensor to sc1000 network again.SENSOR FAIL A selected sensor shows an error. Look at the error mode of selected sensors.Refer to the sensor documentation fortroubleshooting information.SENSOREXCEPTIONA selected sensor supplied anunknown signal to thesc1000 network.Contact technical support.CH1: FALLBACKSTRATEGYChannel 1 of the RTC modulestarted the substitutional strategy.Channel 1 of the RTC module started thesubstitutional strategy (e.g., missingmeasurement values).CH2: FALLBACKSTRATEGYChannel 2 of the RTC modulestarted the substitutional strategy.Channel 2 of the RTC module started thesubstitutional strategy (e.g., missingmeasurement values).ANALOGUEINPUT1 FAULTYRTC analogue input signal isdefective. Fix the analogue signal supply to RTC module.ANALOGUEINPUT2 FAULTYANALOGUEINPUT3 FAULTYANALOGUEINPUT4 FAULTYLIMIT ACTIVE A user-defined parameter sets alimit for the RTC operation.If necessary, make sure that the limitingparameters are correctly set. Make necessaryadjustments.CHECK "SELECTSENSOR"RTC module receives lessmeasurement values thannecessary. This warning likelyoccurs with the SENSOR MISSINGwarning.Make sure that all necessary instruments areselected in the SELECT SENSOR menu.26 English |
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