Operating instructions

54
D
Vitotrol 100, type RT or on-site
room temperature controller
E
Vitotrol 100, type UTD or on-site
room temperature controller
F
Mains input 230V/50Hz
G
Remote control (accessory)
H
Outside temperature sensor
(accessory)
K
Time switch (accessories)
L
Gas pressure limiter (accessory)
M
PCB inside the control unit
X ... Electrical interface
§
Boiler water temperature sensor
$
Outlet temperature sensor (gas
fired condensing combi boiler)
%
Cylinder temperature sensor
(gas fired condensing boiler)
aG
Flue gas temperature sensor
sÖ
Circulation pump 230V~
dG
Gas solenoid valve
fJ
Temperature limiter
a-Ö
Fan motor 230V~
a-ÖA
Fan control
aVL
Flow sensor
Designs
Connection and wiring diagram
(cont.)
5366 836 GB