Siemens RVL481 - Page 113

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Siemens Heating and D.h.w. Controller RVL481 CE1P2541en
Building Technologies Index 20.05.2008
Index
2
2-position control.......................................................51
2-position controller...................................................50
3
3-position control.......................................................48
A
absolute priority.........................................................67
access rights...........................................................105
acknowledgment.......................................................33
acquisition of d.h.w. storage tank temperature .........70
acquisition of measured values.................................25
actual outside temperature .......................................36
addressing the devices .............................................89
alternate d.h.w. charging...........................................69
analog operating elements......................................104
assignment of d.h.w. heating ....................................62
attenuated outside temperature................................36
automatic mode ........................................................22
automatic operation ..................................................22
auxiliary terminals ...................................................108
B
backup of time switch..............................................111
bar.............................................................................43
base ........................................................................110
basic heating curve setting .......................................43
basic settings d.h.w...................................................62
block skip function...................................................105
boiler operating mode ...............................................50
boiler temperature.....................................................25
boost heating ............................................................41
boost of the d.h.w. charging temperature .................71
bridging terminals H3
−M...........................................98
building time constant ...............................................36
burner cycling protection...........................................51
burner running time...................................................51
bus loading number ..................................................90
bus power supply......................................................90
buttons for selecting the heating circuit's
operating mode.......................................................104
C
CE conformity .........................................................111
central unit OZW30.................................................102
changeover
valve......................................................72
charging temperature max limitation solar ................96
circulating pump........................................................62
collector frost protection............................................93
collector pump...........................................................93
collector start function ...............................................97
collector stationary temperature................................97
collector temperature ................................................92
Collector temperature................................................28
combination with room units......................................99
combinations.............................................................16
commissioning ........................................................106
commissioning aids...................................................83
communication........................................................102
compensating variables and auxiliary variables........36
composite outside temperature.................................36
connection diagrams...............................................109
connection terminals ...............................................108
contact H1.................................................................86
control with a 2-stage burner.....................................52
control with a single-stage burner .............................51
controller insert........................................................110
critical locking signals................................................88
D
d.h.w temperature control .........................................74
d.h.w. button............................................................104
d.h.w. charging..........................................................69
d.h.w. flow temperature.............................................27
d.h.w. operating modes.............................................22
d.h.w. plant types ......................................................19
d.h.w. storage tank thermostat..................................70
deflection of heating curve ........................................44
derivative action time ................................................75
differential primary / secondary return
temperature...............................................................59
digital operating elements .......................................104
dimensions..............................................................110
direct burner control ..................................................50
display.....................................................................103
display functions........................................................81
display of current setpoints (heating curve) ..............45
display of positioning commands ............................104
DRT limitation............................................................59