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Siemens Building Technologies
Basic Documentation RVA63.242, RVA53.242
CE1P2373E
Landis & Staefa Division
Index
26.03.2001
Index
2
2-position controller
boiler ...................................................149, 162
A
actual value 1 of the d.h.w. temperature.................76
actual value 2 of the d.h.w. temperature.................77
actual value of boiler temperature .........................75
actual value of buffer storage tank temperature.......76
actual value of common flow temperature...............75
actual value of flow temperature............................75
actual value of outside temperature.......................62
actual value of room temperature..........................62
adaption .......................................................... 108
adaption of heating curve ................................... 108
alarm signal ................................................. 91, 94
attenuated outside temperature .......................... 193
automatic 24-hour heating limit ........................... 190
without room influence.................................. 190
automatic adaption............................................ 108
B
boiler bypass pump....................................... 91, 94
boiler pump........................................................90
boiler sensor ......................................................75
buffer sensor 2 ................................................. 147
buffer storage tank ............................................ 197
buffer storage tank temperature .......................... 197
button lights .......................................................40
C
central changeover............................................ 130
changeover of boiler sequence in a cascade ........ 125
combination of controllers ....................................16
common flow temperature setpoint ........................79
composite outside temperature........................... 194
connection terminals ...........................................17
contact H1 ....................................................... 145
control of boiler pump........................................ 159
control of bypass pump
parallel........................................................ 165
control of the burner .......................................... 186
control of the bypass pump
according to the boiler return temperature ....... 166
D
d.h.w. circulating pump.................................. 89, 93
d.h.w. control thermostat.................................... 118
d.h.w. heating program ...................................... 113
d.h.w. push...................................................... 195
d.h.w. sensor.................................................... 118
d.h.w. sensor 2................................................. 146
d.h.w. temperature control.................................. 181
with 2 sensors ............................................. 182
delay time........................................................ 127
demand for heat with reduced d.h.w. setpoint ....... 139
device operating hours ...................................... 185
dimensions of cut-out .......................................... 16
discharge protection d.h.w. ................................ 184
display
common flow temperature setpoint ................... 79
display flow temperature setpoint .......................... 82
display of plant type............................................ 74
display room temperature setpoint ........................ 81
E
effect of room unit............................................... 40
electric immersion heater for d.h.w. ..................90, 93
energy-related.................................................. 137
F
fault messages ................................................... 70
flashing button lights........................................... 40
floor curing function .......................................... 110
flow temperature ................................................ 59
flow temperature setpoint ...................... 82, 141, 147
flow temperature setpoints................................. 186
flue gas condensation ....................................... 156
frost protection
boiler.......................................................... 199
d.h.w.......................................................... 199
frost protection for d.h.w. ................................... 199
frost protection for the boiler .............................. 199
frost protection for the heating circuit................... 200
functional checks................................................ 19
G
generation of the boiler temperature setpoint ........ 186
H
heat demand ................................................... 143
heat generation lock ......................................... 147
heat sources.................................................... 177
heating circuit pump 2....................................89, 92
heating curve ..................................................... 59
heavy building structures ................................... 107
holiday mode ................................................... 116
I
indication of BMU error code................................ 69
input H1 .......................................................... 140
input test ......................................................19, 73
installation......................................................... 14
L
level-related..................................................... 137
light building structures ..................................... 107
locking signal gain............................................ 109
M
maintained boiler return temperature............ 179, 187
with consumer influence............................... 163
with mixing valve.......................................... 163
maximum solar charging temperature ................. 138
maximum value of heat demand signal DC 0...10 V
...................................................................... 145
mixing valve restriction
