6.2.1 I/O extension module POS9..
Slave address: 41
Note
The slave address is already set in the extension module. It cannot be changed.
BA-object / device register assignment
Actual I/O values
BACnet object
R/W
Note
Register
Address
Function code
Differential pressure P21
DiffPP21
AI,110
R
-3000…3000 Pa
5
03: Read holding
Pooling=4s
Differential pressure P22
DiffPP22
AI,113
R
-3000…3000 Pa
7
03: Read holding
Pooling=4s
Temperature input X21
TInX21
AI,112
R
-40…80°C
9
03: Read holding
Pooling=16s
Analog input X22
AInX22
AI,111
R
0…100.0%
13
03: Read holding
Pooling=16s
Relay output Q21
RlyOutQ21
BO,100
R/W
Inactive / Active
24
06: Write single
HB=20s / on change
Analog output A21
AOutA21
AO,139
R/W
0…100.0%
21
HB=20s / COV=2%
I/O reliability & control
BACnet object
R/W
Note
Register
address
Function code
Reliability of differential pressure P21
DiffPP21Rlb
MVAL,624
R
BACnet reliability
definitions
4
03: Read holding
Pooling=16s
Reliability of differential pressure P22
DiffPP22Rlb
MVAL,625
R
BACnet reliability
definitions
6
03: Read holding
Pooling=16s
Reliability of temperature input X21
TInX21Rlb
MVAL,626
R
BACnet reliability
definitions
8
03: Read holding
Pooling=16s
Reliability of analog input X22
AInX22Rlb
MVAL,629
R
BACnet reliability
definitions
12
03: Read holding
Pooling=16s
Device mode
DevMod
MVAL,627
W
Standby / Normal
operation
3
06: Write single
HB=20s / on change
Setting
BACnet object
R/W
Note
Register
address
Function code
Polling / heartbeat / COV
Signal type of input X21
X21InSigTyp
MVAL,630
W
None / NTC10k
102
06: Write single
On change
Signal type of input X22
X22InSigTyp
MVAL,631
W
None / 0…10V
103
06: Write single
On change
Signal type of output A21
A21OutSigTyp
MVAL,632
W
None / 0…10V / PWM
(default=0…10V)
104
06: Write single
On change
PWM frequency output A21
A21OutPwmFq
PINTVAL,574
W
500…3000Hz
(default=2500Hz)
105
06: Write single
On change
For additional information, refer to the POS9.1515 datasheet, see
“Documentation and short description of compatible devices [➙ 12]“.
Engineering of communicative devices
Modbus components
6
A6V10733786_en_c
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