Building Technologies
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17.04.2008
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en
the data bus
120 = flow alarm
140 = wrong controller address
(LPB)
142 = no partner unit on the
data bus (LPB)
Settings on the "Heating engineer's" level
Press
and
simultaneously for 3 seconds, thus activating the "Heating engineer's" level
for displaying the plant type and for setting the plant-related variables.
Plant type
Operating line 51 displays the ready selected plant type 1. All required functions are activated
and the associated operating lines will show up:
254
3
Z
0
1
51
Plant type
Display function
1
Plant type 1 – Heating circuit control with mixing group
B9
A6/B5
B7
2
543
S
0
1
E2
BUS (LPB)
N1
B1
M1
Y1
A6
Room unit
E2
Load (space)
B1
Flow temperature sensor
LPB
Data bus (Local Process Bus)
B5
Room temperature sensor
M1
Heating circuit pump
B7
Return temperature sensor
N1
Controller RVL479
B71
Return temperature sensor
Y1
Actuator for heating circuit
B9 Outside
sensor
