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5.8.9 Communication interface sub-
menu
The communication interface is a serial
RS285 computer interface for the remote
control of the steam humidifier. With this
computer interface, all control operations
which can be carried out on the screen can
also be carried out by the building technology
control system, for example.
The MODBUS-RTU Protocol is used to trans-
mit the control commands (separate docu-
mentation on this is available from
11: Communication
No. Parameter
No.
Meaning/Comment
[ ] explains the term in the glossary
min
max
FS
[ ] refers to a related explanation of the term
1 Address
0
255
1
Address of the communication interface [13]
2 Baud_rate
Setting the baud rate
0
1200
1
2400
2
4800
3
9600
4
19200
5
26800
6
38400
7
57600
3 Parity
Parity setting
0 Without
parity
bit
1
Odd parity bit
2 Even
parity
bit
4 Stop_bits
Number of stop bits
0
1 stop bit
1
2 stop bits
5 Modbus_timeout
0
60
20
Timeout in s for software control commands [12] through communication
interface [13]
Selection
1
2
38400
57600
Selection
None
Odd
Even
1200
2400
4800
9600
19200
28800
Adjustment/value range
Factory setting (FS) Bold
Selection
Table of communication interface parameters
Fisair
).
