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Siemens Basic Documentation RVP340, RVP350, RVP351 CE1P2545en
Building Technologies 17 Function block: Service functions and general settings 15.03.2011
17.3.3 Sensor test
Operating line 163 can be used to check the connected sensors; if available, the
current setpoints and limit values are displayed on operating line 164.
The 8 temperatures can be queried by entering 0...8:
Input
Op. line 163 (actual values) Op. line 164 (setpoints)
0 Actual value of outside sensor at
terminal B9.
If the outside temperature is ob-
tained via data bus, the display
shows ---
No display
1 Actual value of flow temperature
sensor at terminal B1
Flow temperature setpoint.
If there is no heat request, the
display shows ---
2 Actual value of room temperature
sensor at terminal B5
Room temperature setpoint
3 Actual value of room unit at termi-
nal A6
Room temperature setpoint
4 Actual value of return sensor at
terminal B7.
If the return temperature is ob-
tained via data bus, the display
shows ---
Limit value of return temperature.
If there is no return temperature
limitation, the display shows ---
5* Actual value of storage tank sen-
sor at terminal B31
D.h.w. temperature setpoint
6* Actual value of storage tank sen-
sor at terminal B32
D.h.w. temperature setpoint
7* Actual value of collector sensor at
terminal B6
Setpoint of collector sensor (cor-
responds to actual value of stor-
age tank sensor B32 plus tem-
perature differential solar ON on
operating line 201)
8* Actual value of boiler sensor at
terminal B2
Boiler temperature setpoint
(switch-off point).
If there is no heat request, the
display shows ---
* Not available with RVP340
Errors in the measuring circuits are displayed as follows:
= short-circuit (thermostat: contact closed)
– – – = interruption (thermostat: contact open)
When changing from operating line 163 to 164, or vice versa, the selected sensor
(setting 0…8) is maintained.
74


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