Hach Lange RTC105 N-Module User Manual
Also see for RTC105: Basic user manual
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18Parameterization and operation4.4.1 1-channel closed-loop controlRTC MODULES / PROGNOSYSRTC MODULESRTCCONFIGURESELECT SENSOR Selection list of available, relevant sensors for the RTC module inthe sc network (refer to 4.6 Select sensors on page 26).PRESELECT PROG.NH4-N & NO3-N Control based on ammonium and nitrate measurementsNH4-N Control based on ammonium measurementsNO3-N Control based on nitrate measurementsTIME CONTROL Control based on the preselected nitrification and denitrificationtimesN/DN-CONTROLTARGET VALUES (Refer to 4.9.1 Target values, page 28)NH4-N Selected ammonium output value [mg/L]NO3-N Selected nitrate output value [mg/L]NH4/NO3 WEIGHT (Refer to 4.9.2 Valuation ratio, page 28) [none]TIME FRAME (Refer to 4.9.3 Time frame, page 28)NITRI MIN Preselection of a minimum aeration time [min]NITRI MAX Preselection of a maximum aeration time [min]DENITRI MIN Preselection of a minimum non-aerated time [min]DENITRI MAX Preselection of a maximum non-aerated time [min]ADD TIME BIO-P Additional non-aerated time to enable biological phosphorouselimination [min]CTRL PARAMETERP GAIN NH4+NO3Gain factor: strength of reaction to the ammonium and nitratecontents, if both measurements are available. Determines the lengthof the entire cycle time (nitrification and denitrification). (Refer to4.9.5 Gain factors, page 29)[1/mg/L]DERIV TIME NH4Derivative time for ammonium: Closed-loop controller monitors theammonium value that is expected to be reached after the configuredderivative time. (Refer to 4.9.6 Derivative times, page 30)[min]DERIV TIME NO3Derivative time for nitrate: Closed-loop controller monitors the nitratevalue that is expected to be reached after the configured derivativetime. (Refer to 4.9.6 Derivative times, page 30)[min]P GAIN NH4Gain factor: strength of the reaction to the ammonium content.Determines the length of the aerated phase (applies if onlyammonium measurement is available). (Refer to 4.9.5 Gain factors,page 29)[1/mg/L]P GAIN NO3Gain factor: strength of the reaction to the nitrate content.Determines the length of the non-aerated phase (applies if onlynitrate measurement is available). (Refer to 4.9.5 Gain factors,page 29)[1/mg/L] |
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