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Building Technologies Division User Manual LMS14... CC1U7471en
3 Mounting and installation 28.01.2015
3.5.3 List of terminals of LMS14… complete (Medium)
LMS14... standard (Medium)
Terminal Mating connector
marking Number
of pins
Supplier Type/coding
X1a 3 Wieland 25.320.3353.0 green
X1b 5 Wieland 25.320.3553.0 green
X1f 7 Wieland 25.320.3753.0 green
X2 5 Stocko Housing: MKH 2805-1-0-500
Contact: RFB 7851 V 0,6-0,5
X3 1 Uncoded
X4 8 Lumberg 3521 08K00
X5a 12 Wieland 25.320.4253.0 green
X6a 8 Wieland 25.320.3853.0 green
X7a 6 Wieland 25.320.3653.0 green
X8 4 Lumberg 3521 04K00
X10a 4 Wieland 25.320.3453.0 green
X11 14 Lumberg 302299 14 uncoded
X12 4 Molex 48037-2200 uncoded
X13 6/4 Uncoded
X15 2 Lumberg 3521 02K00
X16 5 Lumberg 3521 05K00
X17 1 Uncoded
X18 2 Stocko Housing: MKH 2805-1-0-200
Contact: RFB 7851 V 0,6-5
X30 9 Lumberg 3515 09K15
X50 5 Lumberg 3515 05K23
X60 2x3 Uncoded
Key to LMS14… complete (Medium)
AUX... Auxiliary output
B2 Boiler sensor
B3 DHW sensor
B7 Boiler return sensor
B9 Outside sensor
B38 DHW outlet sensor
BX... Sensor input
H... Function input
P1 PWM output
QX... Relay output
STB Safety limit thermostat (SLT)
UX... PWM output / 10 V output
WX1 Stepper motor output
Note!
The connector designations only specify coding and type. When ordering, also
consider the requirements placed on the material (e.g. filament test) and design.