Manuals / Honeywell / Household Appliance / Heating System

Honeywell EN2H-0221GE51 R0808 service manual Parameter

Models: EN2H-0221GE51 R0808

1 258

Download 258 pages 27.36 Kb

Page 53

Image 53

EN2H-0221GE51 R0808

Parameter

Heating circuit

name

Programming

Date

Hydraulics

Configuration

System parameter

Hot water

Direct heating

Switch-on

Min. pre-heat time

Max. pre-heat time

Min. jump back

Without room

Pre-heat time at

Lowering ramp

Heating circuit

optimisation

temperature

sensor

0°C

name

circuit

Mixed heating

Offset valve

Switch-on

Min. jump back

Without room

Pre-heat time at

Heating circuit

position of hot-

Min. pre-heat time

Max. pre-heat time

Lowering ramp

optimisation

temperature

sensor

0°C

name

circuit 1/2

water circuit pre-

control

Resetting of stage

Heat generator

2 burner start-up

and operating hour

counters

District heating

Configuration

Return increase

(heating circuits,

control paths)

Solar

Solid fuel

Buffer

Total flow control

Cascading

Data bus

Relay test

User

Heating technician

OEM

Service functions

Fault messages 1/2

Sensor calibration

SDC / DHC

Operation

Page 53

Image 53

Honeywell EN2H-0221GE51 R0808 service manual Parameter

EN2H-0221GE51 R0808 specifications

The Honeywell EN2H-0221GE51 R0808 is a versatile and efficient solution designed to enhance HVAC (Heating, Ventilation, and Air Conditioning) systems in commercial and residential settings. This device stands out in the marketplace due to its robust features, technologies, and characteristics that cater to a variety of applications.

One of the primary features of the EN2H-0221GE51 R0808 is its user-friendly interface, which allows for easy configuration and management. The device is equipped with an intuitive display that provides real-time data, enabling users to monitor system performance at a glance. This functionality not only simplifies operation but also enhances user engagement, making it an ideal choice for both novice and experienced users.

The device employs advanced control technologies, including proportional-integral-derivative (PID) control algorithms. This ensures that the HVAC system operates at optimal efficiency, maintaining the desired temperature while minimizing energy consumption. The precision of the PID control allows for smoother transitions and increased comfort levels within the environment.

Another significant characteristic of the Honeywell EN2H-0221GE51 R0808 is its compatibility with various communication protocols, including Modbus, BACnet, and more. This flexibility facilitates integration with existing building management systems, allowing for comprehensive control over heating and cooling operations. Such interoperability aids in streamlining processes and enhancing system performance.

Durability is also a hallmark of the EN2H-0221GE51 R0808. Constructed with high-quality materials, the device is designed to withstand the rigors of demanding environments. Its sturdy design contributes to longevity and reliability, reducing the need for frequent replacements and maintenance.

Energy efficiency is at the forefront of the Honeywell EN2H-0221GE51 R0808's design. It incorporates features that allow for advanced energy monitoring and reporting, helping users identify potential savings areas. This attention to energy consumption not only promotes sustainability but also leads to significant cost savings over time.

Finally, the EN2H-0221GE51 R0808 supports remote access capabilities, enabling users to control and monitor their systems from anywhere. This feature is particularly beneficial for property managers and business owners, as it allows for swift adjustments and oversight, ensuring that temperature and air quality remain within desired parameters.

In summary, the Honeywell EN2H-0221GE51 R0808 is a sophisticated and reliable solution for HVAC systems. Its user-friendly design, advanced control technologies, compatibility with communication protocols, durability, energy efficiency features, and remote access capabilities make it an outstanding choice for various applications in both commercial and residential scenarios.

Contents

Smile SDC heating and district heating controller EN2H-0221GE51 R0808 Contents Menu-selection level SDC / DHCControl Functions 114 Hydraulic Components 128 155 171 255 Technical data 250254 SDC / DHC Intended use Software versionCable installation Power supplyConnection conditions Cable cross-sectionsGrounding 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 Daytime room temperature buttonFactory setting Setting rangeFactory setting Setting range 2.4 Night-time room temperature buttonDaytime hot-water temperature button Setting Factory setting 50 COperating mode button basic display Setting range One-time hot-water circuit loadingParty AbsentAutomatic SummerAbsence mode short-term program Setting Return to the basic displayP1 P2, P3 Party mode short-term programAutomatic mode Disabling / enabling default programs P2 to P3 Display 2.5.4 Disabling / enabling default program P2 to P3Enabling Manual summer operation excluding heating operationContinuous lowering operation Continuous heating operationSwitching time programs / Holiday programs button Holiday mode System information button Factory setting Current dateOperating overview EM-SET Temperature displays Information Display Condition RemarksOFF ON/OFF Information Display Condition RemarksMC2 ThermostatMC1 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 Returning AccessTime Date menu Timeprograms menu Access Returning Selection of day of the week and cycle Selection of the control circuitSelection of the program 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 Setting values DE System Parameters menu Access ReturningFactory setting German System information button, pg Language selectionControl mode selection Set values Factory setting EffectsSwitching time programming Time programSetting range Individualised operating mode for each heating circuit Slow increase in outside temperature Quick increase in outside temperatureFactory setting 20 C Parameter resetDHW menu Complete resetALL Night-time hot-water temperatureFactory setting 40 C Reduced operation ECO switch-off operationECO ECO, REDUFH Heating systemRAD ConvFactory setting Setting Parameter settings Hydraulics menu HydraulicPara Designation Setting range / Setting values Meter Mixed heating Electrical heating circuit Buffer sensor Setting System parameters menu System ALL OFF, on SDC, DHC RTCSDC/DHC OEMHot-water circuit menu DHW SDC / DHC Auto CON Direct heating circuit menu Unmixed CircRED 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 Relay test menu Relay Test Data bus menu BUSOFF-ON-OFF STOP-OPEN-CLOS StopError messages menu Alarm Sensor calibration menu Sensor ADJ Error messages 2 menu AlarmControl Functions Example VF2 SLPSLP, DKP DKP, VA1 VA2FKF Switching time program enablingSslp SlvfEnabling Separate Control Mode Suppressing the cycle temperature on time program levelVariable inputs and outputs of device series SDC/DHC Switching from SDC to DHCSelection of hydraulic parameter presettings Application Parameter Key/MenuSystem Climate zone Outside temperature disableDesign temperature Outside temperature rise Summer switch-offSystem frost protection Cancelling switch-offOperation without room temperature sensing Cycle operation Operation with room temperature sensingFrost protection function in case of heat generator fault Pump forced operation Start-up protection controlled by weather conditions Heat generator Boiler Heat generator start-up protectionUnlimited start-up protection Minimum limit based on demand Heat generator minimum temperature limitConditional minimum limit Unlimited minimum limitExternal burner switch-off Heat generator sensor control modeBurner switch-off in case of a faulty heat generator sensor Minimum burner runtime Burner enabling in case of a faulty heat generator sensorSwitching Multi-stage heat generator/Switching differential 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 start time Modulation of integral action time TnModulation of runtime Modulation of start power OpenTherm logo Electrical connection OpenThermExternal heat generator cut-off Two measuring points in the combustion chamberSet values OFF Dissipation into hot-water tankDisplay of flue gas temperature only Exhaust gas temperature monitoringDischarge to heating circuits Heat generator lock if limit value is exceeded for set timeBurner 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 Para- Designation meter Range Pre Step Unit SettingReturn temperature limit for hot-water loading 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 Parameter 41 switch-on optimisation, 03 adaptation restart Activation of switchParameter 44 min. jump back temperature On optimisationSwitch-on optimisation without room sensor Switch-on optimisation with room sensor adaptationParameter 46 pre-heating time at 0C Parameter 47 lowering rampHeating limit function Room setpoint rampExample Wall device functionality limitation Mixed heating circuits cooling switch-overHeating circuit room frost protection limit Function 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 Actuator runtime Application Adjustment TimeSample time Ta Example Actuator end position function Hot-water production Hot-water tank loading SLP See also 5.1.2.4 Daytime hot-water temperature button, pgExample Before Example AfterSDC / 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 priority mode hot water setpoint control Solar priority mode disabling of heat generatorSolar priority mode buffer setpoint control Solar parallel operationOperation in buffer priority mode Buffer tank function SDC / DHC SLP PLP SLP SF SLP Buffer HC/HW Buffer control modeHC/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 limitPrerequisite Heat generator solid-fuel cycle disableTank loading switch-over Solar loading switch-over operation Hydraulic buffer relief HBR Kspf BSetting range OFF, -20 +30 Timer Other system components Global fault message inputGlobal fault message output HEATING, HEATING, Standby External switching modemConnection terminal of variable input 1 2, 3 open Demand contact System information Address Device type Assignment Bus communication Bus address of central deviceClock synchronisation Tank control mode tank priority operationHeating circuit demand Examples with multiple control devices Room temperature transmissionFault messages/Status indications 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 Brief Flashing Control mode/Function Moon LED Clock LED Sun LEDOFF Flashing Flashing OFFOperation 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 Single-stage heat generator Modulating modeStage heat generator 2x single-stage heat generatorsMeaning Display Value RangeBus test SDC / DHC Fault messages Eeprom RSC/RSThese fault messages come from automatic stokers and are Fault type Field Code Additional fault processingHigh LOWOperating Key/Menu Parameter Information Fault MessageBasic display/fault stack fault messages Controller time correction Full controller resetSensor calibration III Technical dataSensor resistance values 1 NTC Installation recommendations Mains voltage linesSafety low-voltage lines VF1 2 PTVE1 VE2BZ2 BZ1Log Index SDC / DHC SDC / DHC Automation and Control Solutions