Siemens RVA53.280 - Page 28

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Siemens Building Technologies Basic Dokumentation RVA63.280, RVA53.280 CE1P2374E
Landis & Staefa Division 19.04.2001
RVA63.280 RVA53.280 Function Range Unit Resolution Factory setting
150 150 Winter- / summertime changeover 01.01...31.12 tt.MM 1 25.03
151 151 Summer- / wintertime changeover 01.01...31.12 tt.MM 1 25.10
155 155 Display of PPS communication (A6)
0 0 0 Short-circuit
- - - No communication
0...255 OK communication
000/---/0...255 - 1 -
156 156 Display of PPS communication room unit 2 (A7)
000 Short-circuit
- - - No communication, no room unit
0...255 Room unit number, communication OK
0...255 - 1 0
Multifunktional inputs (H1) (H2/B31)
170 170 Input H1
0 Changeover of operating mode of all HC and
d.h.w.
1 Changeover of operating mode of all HC
2 Min. flow temperature setpoint (TVHw)
3 Heat generation lock
1 Demand for heat DC 0...10 V
5 Changeover of operating mode HC1
6 Changeover of operating mode HC2
0...6 - 1 0
171 171 Minimum flow temperature setpoint contact H
(TVHw)
...TKmax Line 2 OEM
8...TKmax °C 1 70
172 172 Maximum value of heat demand signal (DC 0...10
V) H1
5...130 °C 1 100
173 173 Operating action contacts H1 and H2
0N.C.
1N.O.
0/1 - 1 1
174 174 Input B31/H2
0 D.h.w. sensor 2
1 Min. flow setpoint (TVHw)
2 Heat generation lock
1 Changeover of operating mode HC1
4 Changeover of operating mode HC2
0...4 - 1 0
1)
This line is active only if the unit is addressed as the heat generation master. Also refer
to "LPB device address" in Index.