2 VERSIONS
2.1
Box contents
1 x
1
2
3
4
Power
rm
BUS
Error
sy
BUS
Fuse
Pump
Boiler
Cool
H%
Master
NO
Pairing
1 x
Fig. 2-1 Box contents
2.2
Indicators and operating buttons
1
2
3
4
Power
rmB
US
Error
syB
US
Fuse
Pump
Boiler
Cool
H%
Master
NO
Pairing
4 5
10
9
8
7
6
1 2 3
12
11
Fig. 2-2 Indicators and operating buttons
No. Designation
LED
Status
Function
1
Fuse
red
permanent
on
Fuse has blown
2
syBUS
yellow permanent
on
Shows syBUS activity
Flashing
Write access on
microSD-card
3
Error
red
permanent
on
High temperature limiter
active
4
Power
green
permanent
on
Base station ready
5
Pump
green
permanent
on
Pump output active
6
Boiler
green
permanent
on
Lights up when boiler
output is active if the
boiler relay is used for
boiler control
7
Cool H%
blue
permanent
on
Cooling mode active
Flashing
Condensation detected
8
Master
yellow permanent
on
Base station is defined as
master
Flashing
Base station is defined as
slave
9
NO
yellow permanent
on
Installation is configured
for NO actuators
(normally open)
10
Heating zones
1 - x
green
Shows the respective
status of the heating/
cooling zones
11
rmBUS button -
Button for the rmBUS
functionality
12
syBUS button -
Button for the syBUS
functionality
Tab. 2-1 Indicators and operating buttons
4
