Siemens RDF302/VB User Manual

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Siemens RDF302 Basic documentation CE1P3079en
Smart Infrastructure 2022-06-17
Read
Write
Object No.
Object
Address (Decimal)
Register
Length
Read Only (RO) or Read/Write (R/W)
Functioncode(HEX) 0x03---Read
Holding Registers
0x04---Read
Input
Registers
0x06---Write
Single Register
0x10---Write
Multiple Registers
MutiBytes Access Group
Special Process
Default
Data Type (Decimal)
100 = High Fan
17
Room
Temperature:
Comfort setpoint
0103
1
R/W
0x03
0x06
2
x50
5 ... 40 °C
18
Outside
temperature
0104
1
R/W
0x03
0x06
2
x50
0 ... 49 °C
19
Room operating
mode: Window
state
0105
1
R/W
0x03
0x06
2
-
Close
0 = Close (default)
1 = Open
20
Enable electric
heater
0106
1
R/W
0x03
0x06
2
-
Enable
0 = Disable
1 = Enable
21
Heating/cooling
changeover
0107
1
R/W
0x03
0x06
2
-
heating
0 = cooling,
1 = heating
22
Button lock
command
0108
1
R/W
0x03
0x06
2
-
Unlock
4 = Lock all buttons
3 = Lock operating button
only
2 = Lock fan button only
1 = Lock buttons (+ & -)
only.
0 = Unlock
23
Application
Plant type
0109
1
R/W
0x03
0x06
2
-
NONE
0=NONE
1=2P
2=2P3P
3=2PEL
4=4P
24
Alarm
descriptions
Fault text 1
0200…
0209
10
R/W
0x03
0x10
-
Condensation
in room
len <= 20
25
Fault text 2
0300…
0309
10
R/W
0x03
0x10
-
Fault input 1
len <= 20
26
Fault text 3
0400…
0409
10
R/W
0x03
0x10
-
Fault input 2
len <= 20
27
Fault text 4
0500…
0509
10
R/W
0x03
0x10
-
Filter dirty
len <= 20
28
Parameter
table
P01
0001
1
R/W
0x03
0x06
-
-
When 2-pipe
1:= Cooling
only
When 4-pipe
4:= Automatic
0:= Heating only
1:= Cooling only
2:= H/C changeover manual
3:= H/C changeover auto
4:= Heating and Cooling
29
P02
0002
1
R/W
0x03
0x06
-
-
1
Communication unit / time
prog unit:
1:= Comf - Protection
2:= Comf - Eco - Prot
30
P04
0004
1
R/W
0x03
0x06
3
-
°C (0)
°C := Degrees Celsius
°F := Degrees Fahrenheit
31
P05
0005
1
R/W
0x03
0x06
3
x50
0 K
– 3 ... 3 K

Siemens RDF302/VB Specifications

General

Brand	Siemens
Model	RDF302/VB
Category	Thermostat
Language	English