20
| DHA...EC CP 20 / ...EC O CP S
EN
Installation, operating and maintenance instructions
Example for switching on and off:
To switch on, 128 (decimal) must be written into register 33 (status and control word).
To switch off, 64 (decimal) must be written into register 33 (status and control word).
13.3.5.
Current value table
Register
address
Protocol
address
Parameter name
Value range
D a t a
type
Autho-
rity
30001
0
Reserved
integer
R/W
30002
1
Room temperature
integer
R/W
30003
2
Measured pressure
Pressure (PA)
integer
R/W
30004
3
Set day internal switch
Pressure (PA)
integer
R/W
30005
4
Set night internal switch Pressure (PA)
integer
R/W
30006
5
Reserved
integer
R/W
30007
6
Reserved
integer
R/W
30008
7
Reserved
integer
R/W
30009
8
Reserved
integer
R/W
30010
9
Reserved
integer
R/W
30011
10
Reserved
integer
R/W
30012
11
Control fan
0 - 100 %
integer
R/W
30013
12
Pressure in range
0 = Pressure difference between setpoint and
measured > 20 Pa
1 = Pressure difference between setpoint and
measured < 20 Pa
integer
R/W
30014
13
Set pressure
Pressure (PA)
integer
R/W
30025
24
Error number
See Table below
integer
R/W
Current value table, protocol addresses 24 (error numbers)
Value
0 Reserved
1 Reserved
2 Reserved
3 Reserved
4 Reserved
5 Reserved
6 Reserved
7 Reserved
8 Reserved
9 Reserved
10
Fan defective
11 Reserved
12 Reserved
13 Reserved
14 Reserved
15 Reserved
16 Reserved
17 Reserved
18 Reserved
19 Reserved
20 Reserved
