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Siemens
Basic Documentation RVP360
CE1P2546en
Building Technologies
Contents
2017-07-24
9.6.1
Purpose ............................................................................................... 40
9.6.2
Settings ............................................................................................... 40
9.6.3
Deflection ............................................................................................ 41
9.6.4
Parallel displacement of heating curve ................................................. 41
9.7
Generation of setpoint .......................................................................... 42
10
Function block: Pump heating circuit ............................................... 43
10.1
Operating line ...................................................................................... 43
10.2
Protection against overtemperatures .................................................... 43
11
Function block: Actuator heating circuit .................................................. 44
11.1
Operating lines .................................................................................... 44
11.2
Limitations ........................................................................................... 44
11.2.1
Flow temperature limitations ................................................................ 44
11.2.2
Setpoint increase ................................................................................. 45
11.3
Type of actuator ................................................................................... 46
11.3.1
2-position control ................................................................................. 46
11.3.2
3-position control ................................................................................. 46
11.4
Auxiliary variables in interconnected plants .......................................... 47
11.4.1
Temperature boost mixing valve ........................................................... 47
11.5
Pulse lock with 3-position actuator ....................................................... 47
12
Function block: Boiler ....................................................................... 48
12.1
Operating lines .................................................................................... 48
12.2
Operating mode ................................................................................... 48
12.3
Limitations ........................................................................................... 49
12.3.1
Maximum limitation of boiler temperature ............................................. 49
12.3.2
Minimum limitation of boiler temperature .............................................. 49
12.3.3
Actions during d.h.w. heating ............................................................... 49
12.4
2-position control ................................................................................. 50
12.4.1
Control with 1-stage burner .................................................................. 50
12.4.2
Control with 2-stage burner .................................................................. 51
12.4.3
Frost protection for the boiler ............................................................... 52
12.4.4
Protective boiler startup ....................................................................... 52
12.4.5
Protection against boiler overtemperatures .......................................... 53
12.5
Operating mode of pump M1 ................................................................ 54
13
Function block: Setpoint return temperature limitation ................... 55
13.1
Operating line ...................................................................................... 55
13.2
Description .......................................................................................... 55
13.3
Minimum limitation of return temperature.............................................. 55
13.3.1
Type of sensor ..................................................................................... 55
13.3.2
Mode of operation ................................................................................ 55
13.3.3
Mode of operation with an autonomous unit (without bus) .................... 56
13.3.4
Mode of operation in interconnected plants .......................................... 56
14
Function block: D.h.w. ....................................................................... 57
14.1
Operating lines .................................................................................... 57
14.2
Assignment of d.h.w. ............................................................................ 57
14.3
Program for the circulating pump ......................................................... 57
14.4
Frost protection for d.h.w. ..................................................................... 57
14.5
Release of d.h.w. heating ..................................................................... 58
14.5.1
Function .............................................................................................. 58