Siemens RDF301.50 Series Basic Documentation

Siemens
RDF301, RDF301.50..., RDF600KN
Building Technologies
3.10
When the room temperature is outside the measuring range, i.e. above 49
below 0 °C, the
°C". Af
ter the temperature returns to within the measuring range
continue to work.
For heating application, t
drops below the
The cooling output in cooling applications will be turned off when the temperature
exceeds the limit value,
No output is activated
When the built
shows the fault message “Er1” on the display. The
replace
When the internal
thermostat shows the fault message “Er2” on the display.
in the memory, a master re
defective
When the external sensor is
and is not working properly, e.g. faulty or sensor is missing, the thermostat show
the fault message “Er
The heating output
the floor
shown on
Note:
1) Er1 has a higher display priority than Er2.
2) Once the
working
For fault
In the event of a power failure, all working conditions (operating mode, setpoint, fan
stage, all control parameter settings) are stored without time limitation.
When power returns, the thermostat reloads this data and continues to work in the
same conditions as before.
Temperature out
of range
Fault “Er1” on display
Power failure
Fault “Er2” on display
Fault “Er3” on display
RDF301, RDF301.50..., RDF600KN
, RDF600KN/S Basic D
ocumentation
Handling faults
When the room temperature is outside the measuring range, i.e. above 49
below 0 °C, the
temperature value will blink at the limit
values
ter the temperature returns to within the measuring range
continue to work.
For heating application, t
he heating output will be turned on when the temperature
drops below the
limit value, provided
the Protection mode setpoint is not set to O
The cooling output in cooling applications will be turned off when the temperature
exceeds the limit value,
provided
the Protection mode setpoint is not set to Off.
No output is activated
if protection mode setpoint is set to
When the built
-
in sensor fails and no external sensor is connected, the thermostat
shows the fault message “Er1” on the display. The
thermostat needs to be
replace
d.
When the internal
non-volatile memory
has error, e.g. unable to read or write
thermostat shows the fault message “Er2” on the display.
in the memory, a master re
set can fix this error. Otherwise,
defective
and need to be replaced.
When the external sensor is
selected for floor temperature limitation
and is not working properly, e.g. faulty or sensor is missing, the thermostat show
the fault message “Er
3” on the display.
The heating output
turns
off immediately to ensure safety
the floor
. The room temperature measured by in
ternal senso
shown on
the LCD display.
1) Er1 has a higher display priority than Er2.
2) Once the
external
sensor fault is removed, the thermostat
working
mode.
For fault
status messages on the bus, see section
3.11.8
In the event of a power failure, all working conditions (operating mode, setpoint, fan
stage, all control parameter settings) are stored without time limitation.
When power returns, the thermostat reloads this data and continues to work in the
same conditions as before.
53 / 94
ocumentation
CE1P3171en
2017-12-07
When the room temperature is outside the measuring range, i.e. above 49
°C or
values
, i.e. "0 °C" or "49
ter the temperature returns to within the measuring range
, the thermostat will
he heating output will be turned on when the temperature
the Protection mode setpoint is not set to O
ff.
The cooling output in cooling applications will be turned off when the temperature
the Protection mode setpoint is not set to Off.
if protection mode setpoint is set to
Off.
in sensor fails and no external sensor is connected, the thermostat
thermostat needs to be
has error, e.g. unable to read or write
, the
thermostat shows the fault message “Er2” on the display.
If it is only data corruption
set can fix this error. Otherwise,
the thermostat is
selected for floor temperature limitation
(P51 ≠ OFF)
and is not working properly, e.g. faulty or sensor is missing, the thermostat show
s
off immediately to ensure safety
and avoid overheating of
ternal senso
r continues to be
sensor fault is removed, the thermostat
returns to normal
3.11.8
.
In the event of a power failure, all working conditions (operating mode, setpoint, fan
stage, all control parameter settings) are stored without time limitation.
When power returns, the thermostat reloads this data and continues to work in the

Siemens RDF301.50 Series Specifications

General

Brand	Siemens
Model	RDF301.50 Series
Category	Thermostat
Language	English