Basic Diagram Lms14 - Siemens LMS14 User Manual

L1, N, PE / L1, L2, PE
replaceable
(L1 / N
(S)TB / TB
B3 / B38
Return flow B7 / BX4
Threshold programmable /
Dual or single electrode operation
Building Technologies Division

3.3 Basic diagram LMS14...

)
(Safety temperature limiter,
Temperature limiter)
Reset
Lockout reset button
Programmable analog /
H1
Programmable analog /
H3
Programmable frequenzy /
H4
Programmable digital
H5
Gas pressure switch or programmable
H6
Air pressure switch or
H7
programmable digital
B2
Boiler flow sensor
B9
BX1
Multifunction sensor
BX2 Multifunction sensor
Bx3
Multifunction sensor
Boiler return sensor /
multifunction sensor
Flame supervision
Figure 3: Basic diagram
The diagram shows the full scope of functions of the LMS14... system.
The actual functions are to be determined based on the respective
execution/configuration.
User Manual LMS14...
3 Mounting and installation
Mains voltage
Lockout
digital input
digital input
digital input
input
digital input
input
DHW sensor 1
Outside sensor
(continuous)
Fuel valve
AC 230 V
Ignition module
AC 230 V
Variable Geschwindigkeit
PWM fan
AC 230 V
Multifunction
outpur
Heating circuit pump
Analog output
Analog output
Analog output
DHW pump 1
or diverting valve
Unipolar / bipolar
stepper motor
(diverting valve)
Room unit S / 1 / 2 / 3
Extension module 1 / 2 / 3
Operator unit
Reset
LED interference
LED flame
Radio module
Parameter stick
LPB module
PC tool
Line AUX1 (fuse)
Line AUX2 (fuse)
7471a44e/1214
QX1
QX2
P1
UX2
UX3
QX3
QX4
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CC1U7471en
28.01.2015