Siemens LMV50 series

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Building Technologies Basic Documentation LMV5... CC1P7550en
9 Commissioning instructions for the LMV5 22.05.2018
Example: Modulating control
After the boiler setpoint in °C has been entered, the switch-on and switch-off point of
the 2-position controller in % is given.
The switching points are calculated in relation to the current setpoint.
Example: Setpoint: 70 °C
SD_ModOn +5% (= 3.5 K)
SD_ModOff +10% (= 7 K)
Controller loop open (Off) 70 + 3.5 = 73.5 °C
Controller loop closed (On) 70 - 7 = 63 °C
Menu level 1 Menu level 2 Menu level 3 Menu level 4 Menu level 5 Menu level 6
Params & Display
LoadController
ControllerParam
SD_ModOn
SD_ModOff
Setpoint Actual value
755 0f07E/05 02
R=ON
Y=OPEN
Y=CLOSED
W
SD_ModOff
SD_ModOn
Figure 84: 2-position controller
2-position controller
(C = ON/OFF)
Diagram