Siemens RVA53.280

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Siemens Building Technologies Basic Dokumentation RVA63.280, RVA53.280 CE1P2374E

Landis & Staefa Division 19.04.2001

The flow temperature setpoint determined in this way serves as a setpoint request for

generating the boiler temperature setpoint. Also refer to "generation of boiler

temperature setpoint" in Index.

Flow temperature

setpoint

Main Page

Table of Contents3
Summary8
Brief Description8
Features8
Range of Products10
Field of Use11
Product Liability11
Handling12
Installation12
Regulations for Installation12
Mounting Location12
Mounting Procedure12
Required Cut-Out14
Orientation14
Electrical Installation15
Regulations for Installation15
Wiring15
Commissioning17
Functional Checks17
Parameter Settings for the End-User21
Overview of End-User Parameters22
Parameter Settings for the Heating Engineer24
Overview of Heating Engineer Parameters25
Parameter Settings for the OEM29
Overview of OEM Parameters30
Operation32
Operating Elements32
Operational Faults34
Description of End-User Settings36
User Interface36
Operating Modes of Heating Circuit36
Operating Mode of D.h.w. Heating38
Nominal Room Temperature Setpoint39
Temperature Adjustment Via Room Unit40
Heating Circuit Selection Button41
Chimney Sweep42
Manual Operation43
Setting the Clock44
Time of Day44
Weekday44
Date (Day, Month)45
Year45
Time Switch Programs 1 and 246
Pre-Selection of Weekday: for Time Switch Programs 1 and 246
Switching Times of Time Switch Programs 1 and 248
Time Switch Program 3 (D.h.w.)49
Preselection of Weekday for Time Switch Program 3 (D.h.w.)49
Switching Times of Time Switch Program 3 (D.h.w.)50
Nominal Setpoint of D.h.w. Temperature (Tbww)51
D.h.w. Values51
Heating Circuits52
Reduced Setpoint of Room Temperature (Trrw)52
Frost Protection Setpoint of Room Temperature (TRF)53
Summer / Winter Changeover Temperature HC1 and HC2 (THG)54
Slope of Heating Curve (S)56
Display of Actual Values58
Actual Value of Room Temperature (Trx)58
Actual Value of Outside Temperature (Tax)58
Display of Burner Data59
Burner Hours Run Stage 1 (Tbr1)59
Counting the Hours Run59
Average Burner Running Time59
Burner Hours Run Stage 2 (Tbr2)60
Counting the Hours Run60
Number of Burner Starts Stage 160
Number of Burner Starts Stage 261
Maintenance62
Standard Times62
Holidays63
Holiday Period63
Beginning and End of Holiday Period63
Indication of BMU Error Code64
Indication of Faults65
Description of Heating Engineer Settings67
Service Values67
Output Test67
Input Test68
Display of Plant Type69
Actual Values70
Actual Value of Flow Temperature70
Actual Value of Boiler Temperature70
Actual Value of Common Flow Temperature70
Actual Value 1 of D.h.w. Temperature (Tbwx)71
Actual Value 2 of D.h.w. Temperature71
Display of Maximum Flue Gas Temperature (Tgxmax)71
Attenuated Outside Temperature (Taxged)72
Composite Outside Temperature (Taxgem)72
Outside Temperature Source73
Setpoints74
Display of Boiler Temperature Setpoint74
Display of Common Flow Temperature Setpoint74
Display of D.h.w Temperature Setpoint75
Display of Nominal Room Temperature Setpoint76
Display of Room Temperature Setpoint (Trw)77
Display of Flow Temperature Setpoint (Tvw)78
Floor Curing Data79
Heat Generating Equipment80
Type of Heat Source80
No Heat Generation or BMU80
Multi-Stage Burners80
Minimum Limitation of Boiler Temperature (Tkmin)81
Extra Heating for the Bathroom82
Heating Circuit83
Parallel Displacement of Heating Curve83
Room Influence84
Switching Differential of Room Temperature (SDR)85
Operating Mode of Room Unit86
Room Unit Values87
Examples of Room Unit Assignments88
Minimum Limitation of Flow Temperature Setpoint (Tvmin)89
Maximum Limitation of Flow Temperature Setpoint (Tvmax)90
Maximum Forward Shift of Optimum Start Control91
Optimum Start Control91
Without Room Influence92
With Room Influence92
Maximum Forward Shift of Optimum Stop Control93
Optimum Stop Control93
Type of Building Construction94
Adaption of Heating Curve95
Adaption95
Locking Signal Gain97
Floor Curing98
Temperature Profile98
Activating the Function99
Function99
Display99
Aborting the Function99
D.h.w100
Reduced Setpoint of D.h.w. Temperature (TBWR)100
D.h.w. Heating Program101
24-Hour Operation Setting 0101
Setting 1101
Operation According to the Time Switch Programs with Forward Shift (D.h.w Setting 1102
Operation According to the Local Time Switch Program 3 (D.h.w.) Setting102
Assignment of D.h.w. Heating103
D.h.w. Charging104
Once Per Day with a Forward Shift of 2.5 Hours Setting 0104
Several Times Per Day with a Forward Shift of 1 Hour Setting 1104
Type of D.h.w. Demand105
Boost of Flow Temperature Setpoint for D.h.w. Heating (UEBW)107
D.h.w. Priority108
Frost Protection for the Plant108
Shifting Priority109
Temperature-Time Integral110
Controlling Element for D.h.w111
LPB / System112
LPB Device Address112
LPB Segment Address113
LPB Power Supply114
Display of LPB Power Supply115
Range of Action of Central Changeover116
Automatic Summer / Winter Changeover117
Central Stand-By Switch118
Clock Mode119
Winter- / Summertime Changeover120
Summer- / Wintertime Changeover120
Display of PPS Communication121
Multi-Functional Inputs122
Input H1122
Changeover of Operating Mode123
Minimum Flow Temperature Setpoint Tvhw124
Heat Generation Lock124
Heat Demand DC 0125
Changeover of Operating Mode125
Minimum Flow Temperature Setpoint Contact H (Tvhw)126
Maximum Value of Heat Demand Signal DC 0127
Operating Action Contact H1 and H2127
Input B31/H2128
Sensor 2128
Minimum Flow Temperature Setpoint (Tvhw)129
Heat Generation Lock129
Changeover of Operating Mode129
Description of OEM Settings130
Heat Generating Equipment130
Minimum Limitation of Boiler Temperature (Tkmin )130
Maximum Limitation of Boiler Temperature (Tkmax)130
Switching Differential of the Boiler Temperature131
Single-Stage Burner132
2-Stage Burner132
Minimum Limitation of Burner Running Time133
Release Integral of Burner Stage 2134
Temperature-Time Integral134
Reset Integral of Burner Stage 2135
Temperature-Time Integral135
Pump Overrun Time136
Operating Mode of the Boiler137
Extended Burner Running Time137
Protective Boiler Start-Up138
Impact on 2-Position Loads138
Impact on Modulating Loads139
Temperature-Time Integral140
Control of Boiler Pump141
Heating Circuit142
Boost of Flow Temperature Setpoint Mixing Valve (UEM)142
Gain Factor of Room Influence (KORR)143
Constant for Quick Setback and Optimum Start Control (KON)144
Quick Setback Without Room Influence144
Optimum Start Control Without Influence144
Boost of Room Temperature Setpoint (DTRSA)145
Boost Heating145
Frost Protection for the Plant146
Control Mode of Actuator147
Switching Differential of Actuator148
Control of Mixing Valve Actuator148
Overtemperature Protection for the Pump Heating Circuit149
Heat Gains (Tf)150
Adaption Sensitivity 1 (ZAF1)151
Adaption Sensitivity 2 (ZAF2)152
P-Band Mixing Valve (Xp)153
Integral Action Time Mixing Valve (Tn)153
Actuator Running Time Mixing Valve153
D.h.w154
Maximum Nominal Setpoint of D.h.w. Temperature (Tbwmax)154
Switching Differential of D.h.w. Temperature (SDBW)155
Temperature Control155
D.h.w. Temperature Control with 2 Sensors156
Legionella Function157
Setpoint of Legionella Function158
Discharge Protection During D.h.w. Heating159
Service160
Continuous Display160
Software Version160
Device Operating Hours161
General Control Processes162
Generation of Boiler Temperature Setpoint163
Automatic 24-Hour Heating Limit164
Without Room Influence164
With Room Influence165
Quick Setback with Room Sensor166
Overtemperature Protection Mixing Heating Circuit167
Attenuated Outside Temperature168
Composite Outside Temperature169
D.h.w. Push170
Pump and Valve Kick171
Protection against Discharging after D.h.w. Heating171
Overview of Pump Operation172
Frost Protection173
For the Boiler173
For the D.h.w173
For the Heating Circuit174
Application Examples175
Plant Types175
D.h.w. Heating with Diverting Valve176
Supplementary Information on the Plant Types Listed176
Legend to Plant Types177
Electrical Connections177
Dimensions178
Panel Cut-Out178
Combination of Controllers178
Technical Data179

Siemens RVA53.280 - Page 57

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