Honeywell DHC 43-3 Manuals

Manuals and User Guides for Honeywell DHC 43-3. We have 1 Honeywell DHC 43-3 manual available for free PDF download: Service Manual

Honeywell DHC 43-3 Service Manual

Honeywell DHC 43-3 Service Manual (258 pages)

Smile SDC heating and district heating controller

Brand: Honeywell | Category: Temperature Controller | Size: 2.78 MB

Table of Contents

Table of Contents
3
1 Software Version

11
2 Safety Instructions

11
- Intended Use
  11
- Requirements for Start-Up
  11
  - Power Supply
    12
  - Connection Conditions
    12
  - Cable Cross-Sections
    12
  - Maximum Cable Lengths
    12
  - Cable Installation
    12
  - Grounding and Zeroing
    13
- Hot-Water Temperature Greater than 60 °C
  13
- Connection of Accessory Parts
  14
- Maintenance and Cleaning
  14
- Safety Precautions for EMC-Compliant Installation
  15
3 Overview

20
4 Abbreviations

21
5 Operation

22
- Display and Operating Elements
  22
  - Display (Basic Display)
    23
  - Operating Elements
    24
    
    Input Button (Press / Turn)
    24
    
    Daytime Room Temperature" Button
    24
    
    Night-Time Room Temperature" Button
    25
    
    Daytime Hot-Water Temperature" Button
    25
    
    Operating Mode" Button (Basic Display)
    26
    
    Switching Time Programs / Holiday Programs" Button
    33
    
    System Information" Button
    35
    
    Manual Mode" / "Emission Measurement" Button
    44
    
    Access to the Technician / OEM Area
    46
    
    Heating Curve
    47
- Menu-Selection Level
  48
  - Time - Date" Menu
    54
  - Timeprograms" Menu
    55
    
    Selection of the Control Circuit
    56
    
    Selection of the Program
    56
    
    Selection of Day of the Week and Cycle
    56
    
    Programming Switching Times and Cycle Temperatures
    57
  - System Parameters" Menu
    72
    
    Language Selection
    72
    
    Time Program
    73
    
    Operating Mode
    74
    
    Parameter Reset
    76
    
    Complete Reset
    77
  - DHW" Menu
    77
    
    Night-Time Hot-Water Temperature
    78
    
    Legionella Protection Day
    78
  - Direct Heating Circuit" / "Mixed Heating Circuit 1" / "Mixed Heating Circuit 2" Menu
    78
    
    Reduced Operation
    79
    
    Heating System
    80
- Error Messages
  80
- Parameter Settings
  81
6 Control Functions

114
7 Hydraulic Components

128
- Heat Generator: Boiler
  128
  - Heat Generator Start-Up Protection
    128
  - Heat Generator Minimum Temperature Limit
    129
  - Maximum Temperature Limit Heat Generator
    130
  - Heating Circuits Minimum Temperature Limit
    130
  - Heat Generator Sensor Control Mode
    130
  - Minimum Burner Runtime
    131
  - Switching: Multi-Stage Heat Generator/Switching Differential
    131
  - Operation for Modulating Burners
    136
  - Modulation of P Part (Xp)
    137
  - Modulation of Sample Time Ta
    137
  - Modulation of Integral Action Time Tn
    138
  - Modulation of Runtime
    138
  - Modulation of Start Time
    138
  - Modulation of Start Power
    139
  - Opentherm
    140
  - Use of Boiler Sensor 2
    141
  - External Heat Generator Cut-Off
    141
  - Heat Generator Forced Discharge
    141
  - Exhaust Gas Temperature Monitoring
    142
  - Burner Counter Mode
    143
- Heat Generation, Heat Exchanger, District Heating
  144
- Heating Circuit
  161
  - General Heating Circuit Functions
    161
    
    Heating Curve
    161
    
    Heating Curve Setting (Heating Curve)
    162
    
    Reduced Operation
    164
    
    Heating System
    164
    
    Heating Circuit Temperature Limit
    164
    
    Heating Circuit Temperature Offset
    165
    
    Heating Circuit Pump Extended Running Time
    165
    
    Screed Function
    165
  - Heating Circuit Constant Temperature Control
    168
  - Fixed-Value Control
    168
  - Consideration of the Room Temperature/Room Influence
    169
    
    Heating Circuit Room Connection
    169
    
    Heating Circuit Room Factor
    170
    
    Heating Circuit Room Controller
    171
    
    Switch-On/Switch-Off Optimisation
    171
    
    Room Setpoint Ramp
    175
    
    Heating Limit Function
    175
    
    Heating Circuit Room Frost Protection Limit
    177
    
    Mixed Heating Circuits Cooling Switch-Over
    177
    
    Heating Circuit Name
    180
    
    Room Thermostat Function (Maximum Room Temperature Limit)
    181
  - Hot-Water Production
    187
    
    Hot-Water Tank Loading (SLP)
    187
    
    Circulation Pump (CIR.)
    194
  - Solar/Solid Fuel/Buffer
    196
    
    Solar Function
    196
    
    Buffer Tank Function
    199
    
    Solid Fuel Function
    212
  - Tank Loading Switch-Over
    213
  - Hydraulic Buffer Relief (HBR)
    215
  - Easy Enabling and Disabling of a Heating Pump
    216
  - Other System Components
    217
    
    Global Fault Message Input
    217
    
    Global Fault Message Output
    217
    
    Timer
    217
    
    External Switching Modem
    218
    
    External Information
    219
    
    Demand Contact
    219
  - Bus Communication
    221
    
    Bus Address of Central Device
    221
    
    Control Functions Via the Data Bus
    222
    
    Operation of Wall Devices
    227
  - Cascading of Heat Generators in the Bus System
    232
    
    General Description of Cascading of Control Devices
    232
    
    Function of the Cascade Parameters
    233
    
    Mode of Operation of Cascade Control
    234
    
    Specifications
    236
  - Commissioning, Maintenance and Troubleshooting Help
    237
    
    Automatic Set Function
    237
    
    Emission Measurement (Not for DHC 43)
    238
    
    Relay/Function Test
    239
- Error Messages
  243
  - Basic Display/Fault Stack Fault Messages
    248
    
    Sensor Calibration
    249
    
    Full Controller Reset
    249
    
    Controller Time Correction
    249
8 Technical Data

250
- General
  250
  - Installation Recommendations
    251
- Sensor Resistance Values
  251
  - Ntc 20
    251
  - Pt 1000
    252
- Sensor Measurement Ranges
  252
- Digital Inputs
  253
9 Log

254
Index

255

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