HR M
ANUAL
O
PERATION
OF
THE
BUILDING
MANAGEMENT
SYSTEM
(BMS)
Manual version 3.0 (10-10-2017)
en-47
en
Note:
n
Settings in the b-touch control panel can cause
Modbus settings to be ignored. In register addresses
410 to 419 inclusive, it can be specified whether
settings may be altered via the b-touch.
Register addresses 410 - 419 are related to 400 -
409 and 420 - 429 respectively.
4.1.1 General Operation
420
(
0.1
)
Turning the unit ON and OFF
REGISTER
ADDRESS
DESCRIPTION
400 - 409
ro
User functions: Current status
410 - 419
rw
User functions: Changes via the
b-
touch
control panel:
0 = permitted (default)
1 = not permitted
420 - 429
rw
User functions: Modbus setpoint
REGISTER
ADDRESS
DESCRIPTION
RO
/
RW
*
CONTROL
UNIT
MINI
-
MUM
MAXI
-
MUM
DEFAULT
420
(
0.1
)
Turning the unit ON and OFF
rw
-
0
2
1
425 (0.6)
Automatic or manual control
rw
-
0
1
1
*ro = read only (read only)
*rw = read & write (read and write)
VALUE
OPTION
DESCRIPTION
0
off
Switching the unit OFF.
• Special functions (register address 337) are still working.
1
on
Switching the unit ON (normal operation).
