Manuals / Honeywell / Household Appliance / Heating System

Honeywell EN2H-0221GE51 R0808 service manual Index

Models: EN2H-0221GE51 R0808

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SDC / DHC	Index

Index

B

Boiler circuit pump 158

Boiler circuit pump extended running time 159

Boiler circuit pump pre-running time 159 Boiler sensor 2 141

Boiler temperature offset 191 Buffer

Discharge protection 211

Forced dissipation 209

Minimum temperature limit 208

Sensor 2 211

Setpoint temperature 208

Siphon function 210

Start-up protection 210

Stratified loading 211

Switching differential 209

Temperature offset of heat generator 209

Buffer tank

Function 199

Maximum temperature limit 208

Building type 120

Burner counter mode 143

Bus address 221

Bypass pump 160

C

Cascading 232

Charging pump 157

Circulation pump 194

Circulation pump 155

Climate zone 122

Collector maximum temperature limit 196 EN2H-0221GE51 R0808

Conditional priority 189

Constant temperature control 168 Cooling switch-over 177

Cycle operation 125

D

Delay, enabling, full load in cascade operation 235

Demand contact 219 Design temperature 122 District heating control 156 District heating valve 145

E

Economy interval 194 Electrical heating element 195 Electromagnetic compatibility 15 Emission measurement 238 Enabling mode stage II 134

Exhaust gas temperature monitoring 142 Extended running time CHP 157 External switching modem 218

F

Fixed-value control 168

Flue gas temperature limit 143

Forced discharge 141

G

Global fault message output 217 Grouping for base and peak loads 236

H

Heat exchanger valve 145

Heat generator

Cycle disable 213

Heat generator

255

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Honeywell EN2H-0221GE51 R0808 service manual Index

Contents

Smile SDC heating and district heating controller EN2H-0221GE51 R0808 Contents Menu-selection level SDC / DHCControl Functions 114 Hydraulic Components 128 155 171 Technical data 250 254255 SDC / DHC Intended use Software versionCable cross-sections Power supplyCable installation Connection conditionsGrounding and zeroing Hot-water temperature greater than 60 CSDC / DHC Safety precautions for EMC-compliant installation SDC / DHC SDC / DHC SDC / DHC SDC / DHC Overview Abbreviations Display and operating elements OperationDisplay basic display Setting range Daytime room temperature buttonSetting Factory settingFactory setting 50 C Night-time room temperature buttonFactory setting Setting range 2.4 Daytime hot-water temperature button SettingOperating mode button basic display Setting range One-time hot-water circuit loadingSummer AbsentParty AutomaticAbsence mode short-term program Setting Return to the basic displayP1 P2, P3 Party mode short-term programAutomatic mode Manual summer operation excluding heating operation Display 2.5.4 Disabling / enabling default program P2 to P3Disabling / enabling default programs P2 to P3 EnablingContinuous lowering operation Continuous heating operationSwitching time programs / Holiday programs button Holiday mode System information button Factory setting Current dateOperating overview Temperature displays Information Display Condition Remarks OFFEM-SET ON/OFF Information Display Condition RemarksThermostat MC1MC2 Information Display Condition Operating statesInformation Display Condition Clock Information Display Condition Cancellation Press Manual mode / Emission measurement buttonSDC / DHC Procedure Access to the technician / OEM area2.10 Setting Setting range Heating curve Menu-selection level Parameter Programming Date Parameter Programming Date Hydraulics Parameter Programming Date Hydraulics Configuration Hot water Direct heating Circuit Mixed heating Parameter Access Time Date menuReturning Timeprograms menu Access Returning Selection of the control circuit Selection of the programSelection of day of the week and cycle Switch-off time Cycle temperature DHW Switching time programming programs P2 and P3 disabledDefault program P1 Default switching time program P1 for heating and hot waterSwitching time programming program P2 and P3 enabled Default program P3 Default program P2Calling up the copy function days Copying switching time programs days Source day Target dayCalling up the copy function heating circuits Block programming SDC / DHC DHW Copying heating circuitsReloading default programs SDC / DHC Reloading default programs Switching time programs P2 and P3 enabled System information button, pg Language selection System Parameters menu Access ReturningSetting values DE Factory setting GermanTime program Set values Factory setting EffectsControl mode selection Switching time programmingSetting range Individualised operating mode for each heating circuit Parameter reset Quick increase in outside temperatureSlow increase in outside temperature Factory setting 20 CDHW menu Complete resetNight-time hot-water temperature Factory setting 40 CALL ECO, RED ECO switch-off operationReduced operation ECOConv Heating systemUFH RADParameter settings Hydraulics menu Hydraulic Para Designation Setting range / Setting values MeterFactory setting Setting Mixed heating Electrical heating circuit Buffer sensor Setting System parameters menu System ALL OFF, on OEM RTCSDC, DHC SDC/DHCHot-water circuit menu DHW SDC / DHC Auto Direct heating circuit menu Unmixed Circ REDCON Room connection Stby Mixed heating circuit 1 / 2 MIX.VALVE 1 / MIX.VALVE 2 menus Room connection SDC / DHC Room control Tn 240 min SDW 30 only Holiday operating Heat generator menu Heat Gener Unlimited minimum limit SLT 102 EN2H-0221GE51 R0808 OFF Reset ResetDistrict hot water menu DIST.HEATING Return increase menu Return Contr Solar menu Solar Solid menu Solid Fuel Buffer menu Buffer Total flow regulation menu Main Supply Cascading menu Cascade STOP-OPEN-CLOS Stop Data bus menu BUSRelay test menu Relay Test OFF-ON-OFFError messages menu Alarm Sensor calibration menu Sensor ADJ Error messages 2 menu AlarmControl Functions Example DKP, VA1 VA2 SLPVF2 SLP, DKPSlvf Switching time program enablingFKF SslpEnabling Separate Control Mode Suppressing the cycle temperature on time program levelSwitching from SDC to DHC Selection of hydraulic parameter presettingsVariable inputs and outputs of device series SDC/DHC Application Key/Menu SystemParameter Outside temperature disable Design temperatureClimate zone Outside temperature rise Summer switch-offCancelling switch-off Operation without room temperature sensingSystem frost protection Cycle operation Operation with room temperature sensingFrost protection function in case of heat generator fault Pump forced operation Heat generator Boiler Heat generator start-up protection Unlimited start-up protectionStart-up protection controlled by weather conditions Unlimited minimum limit Heat generator minimum temperature limitMinimum limit based on demand Conditional minimum limitHeat generator sensor control mode Burner switch-off in case of a faulty heat generator sensorExternal burner switch-off Burner enabling in case of a faulty heat generator sensor Switching Multi-stage heat generator/Switching differentialMinimum burner runtime Mode of operation with switching differential Combined operation for 2-stage heat generators Time-out during start-up relief Unlimited enable during start-up reliefResetting Operation for modulating burners Modulation of sample time Ta Modulation of P part XpModulation of integral action time Tn Modulation of runtimeModulation of start time Modulation of start power OpenTherm logo Electrical connection OpenThermDissipation into hot-water tank Two measuring points in the combustion chamberExternal heat generator cut-off Set values OFFHeat generator lock if limit value is exceeded for set time Exhaust gas temperature monitoringDisplay of flue gas temperature only Discharge to heating circuitsBurner counter mode Recommended settingHeat generation, heat exchanger, district heating Para Designation Range Presetti Step Unit Meter IncreaseContinuous heat exchanger valve control 1 On/Off operation of the district heating valvePara Designation Range Presetti Step Unit Meter District heating return temperature limit SDC / DHC Range Pre Step Unit Setting Return temperature limit for hot-water loadingPara- Designation meter Hot-water pre-regulator with district heating systems Mode of operation Hot-water pre-control New parameters Quick hot-water controlSDC / DHC SDC / DHC Conditional parallel operation for mixed heating circuits Circulation pump control modeReturn interval flushing Switch-off of district heating controlCharging pump CHP Boiler circuit pump Primary pumpReturn increase Bypass pump RBP Return maintenance through controlled feed water additionIndirect return increase Heating curve setting heating curve Recommended settings Heating circuit temperature limit SDC / DHC SDC / DHC Heating function for floor covering setting Function heating acc. to DIN 4725 Part 4 settingFixed-value control Heating circuit constant temperature controlNo room sensor with the following conditions Heating circuit room factor Heating circuit room controller Switch-on/switch-off optimisationParameter settings for the switch-on optimisation in the HC On optimisation Activation of switchParameter 41 switch-on optimisation, 03 adaptation restart Parameter 44 min. jump back temperatureParameter 47 lowering ramp Switch-on optimisation with room sensor adaptationSwitch-on optimisation without room sensor Parameter 46 pre-heating time at 0CHeating limit function Room setpoint rampExample Mixed heating circuits cooling switch-over Heating circuit room frost protection limit FunctionWall device functionality limitation Heating circuit correction Switch-over from heating mode to cooling modeCooling with humidistatic switch-off Humidistatic switch-offHeating circuit name Access code Room thermostat function maximum room temperature limit Mixed heating circuit control Proportional part Xp Integral action time Tn Application Adjustment Time Sample time TaActuator runtime Example Actuator end position function Example After See also 5.1.2.4 Daytime hot-water temperature button, pgHot-water production Hot-water tank loading SLP Example BeforeSDC / DHC SDC / DHC SDC / DHC SDC / DHC Quick hot-water connection in cascaded systems Tank priority no heating demand HeatingCirculation pump CIR Electrical heating element ELH Solar/Solid fuel/Buffer Solar function Solar switch-on differentialSolar parallel operation Solar priority mode disabling of heat generatorSolar priority mode hot water setpoint control Solar priority mode buffer setpoint controlOperation in buffer priority mode Buffer tank function SDC / DHC SLP PLP SLP SF SLP Buffer control mode HC/HWBuffer HC/HW Buffer control mode Discharge control Loading controlExample Tank loading pump with provision tanks only Set value OFFSDC / DHC Buffer loading pump extended running time Buffer sensor 2 BS2 Buffer sensor 2 BS2Solid fuel function Solid-fuel boiler minimum temperature limitHeat generator solid-fuel cycle disable Tank loading switch-overPrerequisite Solar loading switch-over operation Hydraulic buffer relief HBR Kspf BSetting range OFF, -20 +30 Other system components Global fault message input Global fault message outputTimer External switching modem Connection terminal of variable input 1 2, 3 openHEATING, HEATING, Standby Demand contact System information Address Device type Assignment Bus communication Bus address of central deviceTank control mode tank priority operation Heating circuit demandClock synchronisation Room temperature transmission Fault messages/Status indicationsExamples with multiple control devices MK1 Important note for parameter setting 226 EN2H-0221GE51 R0808 Address CD address Assignment Address CU address Assignment Operation with wall device SDWAutomatic Mode Heating Lowering Automatic Flashing OFF Control mode/Function Moon LED Clock LED Sun LEDBrief Flashing OFF FlashingOperation with NTC 20K room temperature sensor Extended access authorisation Function of the cascade parameters Switch-off characteristics Delay, enabling, full load in cascade operation Control characteristicsSpecial function characteristics Grouping for base and peak loads ANF118-V2.2 specificationsAutomatic call-up Emission measurement not for DHC Input Only executed ifRelay/function test 2x single-stage heat generators Modulating modeSingle-stage heat generator Stage heat generatorMeaning Display Value RangeBus test SDC / DHC Fault messages Eeprom RSC/RSThese fault messages come from automatic stokers and are LOW Additional fault processingFault type Field Code HighFault Message Basic display/fault stack fault messagesOperating Key/Menu Parameter Information Full controller reset Sensor calibrationController time correction III Technical dataInstallation recommendations Mains voltage lines Safety low-voltage linesSensor resistance values 1 NTC VE2 2 PTVF1 VE1BZ2 BZ1Log Index SDC / DHC SDC / DHC Automation and Control Solutions