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Siemens Building Technologies
Basic Documentation RVP540 / RVP550
CE1P2488en
HVAC Products
Description of the enduser settings
18.10.2002
146
Configuration error sensor / controlling element
(operating line 202)
3
147
No signal from the external PPS or LPB heat source
9
150
BMU error
6
171
Alarm contact at input H1 active
6
172
Alarm contact at input E1 active
6
211
Fault wood-fired boiler
6
231
to 239
Sensor error at input B101 **
Sensor error at input B109 **
6
241
Flow or yield measurement sensor error (B63) *
6
242
Return for yield measurement sensor error (B64) *
6
243
Solar swimming pool heating sensor error (B13) *
6
* = sensor not connected or has a short-circuit
** = sensor has a short-circuit
With error code 146, operating line 202 also gives the relevant configuration error.
With error code 150, operating line 295 also displays the manufacturer-specific error
code of the BMU.
0
4
8
12
16
20
24
1
2
3
4
5
6
7
8
9 10
23
92
Z
0
4f
Other devices in the system can also signal their errors (via LPB):
Display
Description of error
Example:
150 09.01
Error with address of the faulty device
−
The first digit gives the error code (150).
−
The second digit indicates the segment address of the device with the error signal (09).
−
The third digit indicates the device address of the device with the error signal (.01).
−
Example of a display after an error has occurred:
0
4
8
12
16
20
24
1
2
3
4
5
6
7
8
9 10
23
92
Z
0
4g
Note
Display
(internal error)
Faulty devices
in the system
Display
(external errors)
Additional errors can be
displayed by pressing
.
Additional faults can be
displayed by pressing
.
